
Injection molding is a widely used manufacturing process for producing plastic parts and components. It has grown to become one of the most popular and cost-effective methods, providing businesses with high precision and consistency in their products. The United States is home to some of the world’s largest injection molding companies, which have taken advantage of its advanced machinery and capability for large-scale production.
Many of these firms have earned a global reputation for their quality and innovation in the industry, making them leaders. With such an array of top-notch companies competing for business in the US, it’s no wonder why the nation is considered among the leading nations when it comes to injection molding production.
Here is our list of the top 100 injection molding companies in USA.
List of Top 100 Injection Molding Companies in USA
- Four Process Ltd.
- LTM Plastics
- MSI Mold
- GSH Industries, Inc.
- Britech Industries
- Hi-Rel Plastics & Molding
- Molded Devices, Inc.
- Valencia Plastics
- Maryland Plastic
- Accent Plastics Inc.
- Accudyn Products, Inc.
- Accurate Molded Plastics, Inc.
- Accurate Molded Products, Inc.
- Acorn-Gencon Plastics, Inc.
- Adkev Inc.
- Advanced Engineering & Molding Technology
- Advanced Special Tools Inc.
- Agape Plastics, Inc.
- Aline Components, Inc.
- All Form Silicone & Plastic Molding
- All-Plastics LLC
- All-State Plastics
- Alliance Precision Plastics, Inc.
- ALTEK Inc.
- American Engineering Group LLC
- American Precision Products
- American Tool & Mold, Inc.
- Ames Industries, Inc.
- AMTEC Molded Products
- Anderson Technologies Inc.
- Armstrong Mold Corporation
- Aroplax Corporation
- Artemis Plastics
- ASPEC
- Atlantis Industries, Inc.
- Automation Plastics
- Basler Plastics, LLC
- Baytech Plastics Inc.
- Bentonville Plastics, Inc
- Blackhawk Molding Co., Inc.
- Blue Ridge Industries, Inc.
- Boardman Molded Products, Inc.
- Bright Enterprises
- Burco Corp. Inc.
- Calico Precision Molding, LLC
- Caplugs
- Capsonic Group
- Carclo Technical Plastics
- Cascade Engineering
- Cavallero Plastics Inc.
- Century Mold Co. Inc.
- Chenango Valley Technologies Inc.
- CMP Custom Molding Inc.
- Colson Monette
- Comar LLC
- Commercial Plastics Company
- Craftech® Industries, Inc.
- Custom Molded Products, LLC
- D&L Tooling & Plastics Inc.
- Deimling/jeliho Plastics, Inc.
- DeKALB Molded Plastics
- Deluxe Plastics, Inc.
- Denver Plastics Nebraska
- Design Plastics Inc.
- Design-Tek Tool & Plastic Inc.
- Device Technologies, Inc.
- Dimatic Die and Tool Co.
- DimcoGray Corporation
- Dinesol Plastics, Inc.
- Distinctive Plastics Inc.
- DKM Manufacturing, Inc.
- Drug Plastics & Glass Co, Inc.
- Eagle Mold Technologies, Inc.
- Eclipse Manufacturing Company
- Elm Industries, Inc.
- Empire Precision Plastics
- Engineered Plastics Company
- Engineering Industries, Inc.
- Enplas (USA) Inc.
- Ensinger Precision Components
- EnviroTech Molded Products, Inc.
- Esterle Mold & Machine Company, Inc.
- EVCO Plastics
- FCI Molded Products Inc.
- Ferriot Inc.
- Five Star Plastics
- Flair Molded Plastics, Inc.
- Flexcraft Company
- Fox Valley Molding, Inc.
- Fraen Corporation
- G&F Industries, Inc.
- Garner Industries, Inc.
- Global Plastics
- Granite State Plastics
- GreenLeaf Industries
- H & L Advantage
- Hart Enterprises, Inc.
- Heritage Plastics, Inc.
- Hi-Tech Mold and Tool, Inc.
- Impact Molding
1. Four Process Ltd.

- Type of Business: Plastic injection molding
- Location: Valley Park, 595 8th Street USA.
- Year Established: 1974
- Key Products & Service: Injection molding, Custom inventory management, Prototyping, Part assembly, Sonic welding, and product testing
Company Background and Advantage:
They have been a family-owned injection molder for more than 45 years and have established a reputation of excellence in both their products and services. Four Process Ltd. is also very proud to be woman-owned and operates with great integrity, professionalism, respect, and commitment.
They can offer cost-effective solutions for even the most complex projects due to their extensive knowledge and experience in the field as well as their creative problem-solving approach. Whether it’s through offering shorter lead times or utilizing alternative materials, Four Process Ltd is uniquely positioned to meet the individual needs of all its customers with ease.
Website: https://fourprocessltd.com/
2. LTM Plastics

- Type of Business: Plastic parts manufacturer.
- Location: 1100 W 45th Avenue Denver, USA
- Year Established: 1977
- Key Products & Service: Plastic injection molding, tooling transfer, mold maintenance, over and insert molding, part design, and engineering support
Company Background and Advantage:
They have been a trusted partner for custom plastic injection molding for over 40 years. Located centrally in Denver, CO, their state-of-the-art facility is equipped with the latest technologies to shorten lead times and optimize production.
They prioritize customer service and quality control, ensuring no corners are cut while delivering superior products. Their experienced team of professionals works to develop innovative solutions tailored to each customer’s needs. Additionally, they continually invest in research and development to stay on the cutting edge of technology and industry trends. This commitment has helped them become an industry leader in plastic injection molding services.
Website: https://www.ltmplastics.com/
3. MSI Mold

- Type of Business: Custom plastic injection molding.
- Location: 2045 S Almont Ave. Imlay City
- Year Established: 2005
- Key Products & Service: Plastic injection molding, prototype injection molding, Custom injection molding, Design and Engineering, Assembly.
Company Background and Advantage:
They are a customer-focused plastic injection molding company founded in 2005, offering comprehensive sales and technical services to the greater Detroit automotive industry. Their expertise encompasses sales representation, production process development, plastic part design, and tooling program management. In 2009, they opened a facility for engineering changes to customer molds and trial runs of injection molds. Over time, they have continued to expand their service offerings with custom injection molding, prototype injection molding, insert molding, and more.
Website: https://www.msi-mold.com/
4. GSH Industries, Inc.

- Type of Business: Custom Injection Molding.
- Location: 15242 Foltz Industrial Pkwy, Strongsville, Ohio
- Year Established: 1986.
- Key Products & Service: Injection molding,Plastic extrusions, Aluminum extrusions, Rubber extrusions, Fabrication
Company Background and Advantage:
GSH Industries is a privately-owned company known for its connection with employees, customers, and the community. They specialize in designing and developing tooling and supporting tools for producing a wide variety of plastic extruded shapes and profiles, with a diverse customer base and a reputation for high-quality products at competitive prices. They also take pride in being a part of the local community, supporting local events, and being members of the Strongsville Chamber of Commerce.
Website: https://www.gshindustries.com/injection-molding/
5. Britech Industries

- Type of Business: Injection molded parts manufacturer.
- Location: Willoughby Blv, Stuart, FL, USA.
- Year Established: 1984
- Key Products & Service: Rubber molding, rubber extrusions, plastic extrusions, Injection molded parts
Company Background and Advantage:
Britech Industries, established in 1984 in Miami, specializes in custom manufacturing and supplying extruded rubber parts for manufacturers and the light industry. They expanded to nationwide coverage in 1995, offering “just in time” stocking and customizing services to keep costs low and help customers compete in the global marketplace.
Website: https://www.britechindustries.com/
6. Hi-Rel Plastics & Molding

- Type of Business: Plastics and molding.
- Location: Jurupa Ave, Riverside Ca, USA
- Year Established: 1985
- Key Products & Service: CNC machining, prototyping, Injection molding, Color matching, pad printing
Company Background and Advantage:
Hi-Rel Plastics & Molding, Inc. is a custom plastic injection molding and blow molding company that offers a wide range of thermoplastic resins, including engineering-grade materials. They commit to product quality, on-time delivery, and superior customer service. They have 35+ years of experience, with a team that has acquired a level of technical skill & problem-solving experience that guarantees the delivery of high-quality products to their clients. They specialize in complex technical parts for medical, aerospace, military or scientific application or luxury item components for high-end customers.
Website: https://www.hirelplastics.com/capabilities/injection-molding.html
7. Molded Devices, Inc.

- Type of Business: Plastic Processing.
- Location: Knox Rd., Tempe, AZ.
- Year Established: 1963.
- Key Products & Service: Injection molding, blow molding, Deep molding, Tube extrusion, Secondary operations, and assembly.
Company Background and Advantage:
MDI – Molded Devices Inc. is an industry leader in plastics processing, including custom plastic injection molding, thin-wall blow molding, extrusion, rapid prototyping, and value-added services such as decorating and assembly. They have a dedicated facility for engineering and design and can offer a wide range of plastic and rubber processing solutions. Their mission is to provide customers with better, faster, and more cost-effective processes, products, and services. Their vision is to become the premier, world-class rubber and plastic contract manufacturer in the global OEM marketplace.
Website: https://www.moldeddevices.com/
8. Valencia Plastics

- Type of Business: Custom injection and blow-molded parts.
- Location: Hercules Street Valencia, CA, USA.
- Year Established: 2000.
- Key Products & Service: Blow molding, plastic injection molding, Mold making.
Company Background and Advantage:
Valencia Plastics Inc. is a full-service blow molding and injection molding product manufacturer established in 2000. They provide quality plastic products at an affordable price and specialize in the medical, military, aerospace, and pharmaceutical industries. They have a team of experts to help inventors bring their ideas from concept to shelf and offer product design, engineering, project management, manufacturing, packaging, and distribution services.
Website: https://www.valenciaplastics.com/
9. Maryland Plastic

- Type of Business: Molded plastics for electronic packaging.
- Location: Division of Maryland Ceramic & Steatite Co., Inc
- Year Established: 1950.
- Key Products & Services: Plastic Injection Molding, Encapsulation Enclosures, Epoxy Shells, Bobbins, Custom Machined Plastic Parts, Cast Epoxy Rod Products
Company Background and Advantage:
Maryland Plastic Products is a leading manufacturer of molded plastic products for electronic packaging for almost seventy years. They offer a complete line of square, rectangular, and round cases for encapsulation. They use Diallyl Phthalate (DAP), which is both UL-94V0 and MIL-M-14 Type SDG-F recognized. Other materials can be used upon request. They have the ability and engineering skills to customize tooling to their customer’s needs and have three main departments: Swiss Screw Machine, Injection-Molding, and Cast Epoxy Rod Department. They offer custom fabrication, machining of plastics, custom molding, and secondary capabilities such as drilling, slotting, milling, and bonding of inserts and pins. They can also offer bonded cases consisting of G10 material for those short runs or engineering evaluations.
Website: https://marylandplasticprdts.com/
10. Accent Plastics Inc.

- Type of Business: Plastic injection molding.
- Location: Mountain Avenue, Chino, CA
- Year Established: 1998.
- Key Products & Service: Precision molding, Post molding, Tooling, Quality control, Engineering, and management
Company Background and Advantage:
Accent Plastics Inc. (SDM) has been providing precision plastic injection molding services since 1998, which is known for its quality, speed, and affordability. They specialize in customizing their plastic injection services to create success by carefully listening to customers’ wishes and needs and have been able to work miracles with plastic molded products for 50 years by combining their vast experience, versatile array of equipment, and flexible management style. They are known for providing precision thermoplastic injection molds, molded components, and value-added mechanical assemblies that meet customer requirements and promote continual improvements of their Quality Management System.
Website: https://www.accentplastics.com/
11. Accudyn Products, Inc.

- Type of Business: Injection molded parts manufacture.
- Location: 2400 Yoder Drive Erie, PA
- Year Established: 1997
- Key Products & Service: Engineering, Program Management, Molding, Prototyping, secondary operations, tooling.
Company Background and Advantage:
Accudyn Products, Inc. is an engineering-driven custom injection molder specializing in tight-tolerance manufacturing using engineered resins. They are family-owned and operated and use state-of-the-art equipment and certified quality systems and are committed to zero-defect manufacturing and flawless delivery performance. They have manufacturing locations in the United States and Mexico, and their mission is to exceed all customers’ requirements and expectations by utilizing advanced engineering principles, employing continuous improvement activities, and involving their people.
Website: https://www.accudyn.com/
12. Accurate Molded Plastics, Inc.

- Type of Business: Plastics manufacturing.
- Location: Industrial Loop | Coeur d’Alene Idaho
- Year Established: 1980
- Key Products & Services: Mold making, Molding, Post molding
Company Background and Advantage:
Accurate Molded plastics, Inc. (Cascadia Custom Molding) is a company that provides high-quality, technically demanding molded parts supported by exemplary customer service. They have state-of-the-art equipment to produce the most complex parts and extensive knowledge and understanding of their customers’ needs. They partner with their customers throughout the process from concept to delivery. They are committed to providing expert in-house manufacturing, prototyping, Design for Manufacturing (DFM) advice, and mold construction in two locations. They also offer value-added operations and services and are dedicated to quality, meeting customer needs, and maintaining a safe and drug-free workplace.
Website: https://cascadiamolding.com/
13. Accurate Molded Products, Inc.

- Type of Business: Manufacturing rubber products
- Location: N. Ravenswood Ave.Chicago.
- Year Established: 1960.
- Key Products & Service: Button Bumpers, custom extrusions, Large rubber grommets, Die cut parts, Leg tips, and hoses.
Company Background and Advantage:
Accurate Molded Products, Inc. is a leading manufacturer of custom rubber molding and plastic injection molding with over 65 years of experience. They serve various industries, including industrial, automotive, and agricultural. They have Southeast Asia and Chicago facilities and offer services such as assembly, inventory management, and reverse engineering. They are ISO and TS certified, ensuring high-quality products and processes. Their goal is to exceed customer expectations in terms of service, delivery, quality, and pricing.
Website: https://www.accurate-prod.com/
14. Acorn-Gencon Plastics, Inc.

- Type of Business: Plastics Manufacturing
- Location: Chino, California
- Year Established: 1972.
- Key Products & Service: Design, Engineering, Mold making, quality control
Company Background and Advantage:
Acorn-Gencon Plastics is a leading provider of complete injection-molded product solutions from concept to completion, utilizing experienced project managers, advanced design capabilities, and a full range of manufacturing and quality assurance services. With a history dating back to 1972 and several strategic partnerships and acquisitions, they have a long-standing reputation for excellence in the industry.
Website: https://www.acorn-gencon.com/
15. Adkev Inc.

- Type of Business: Plastics Manufacturing
- Location: Goodland, Indiana
- Year Established: 1987
- Key Products & Service: Injection Molding, Insert Molding, 2-Shot Molding, Tooling, Assembly, Value Add, Automation, and Engineering Support
Company Background and Advantage:
Adkev Inc is a TS 16949 and ISO 14001 certified custom plastic injection molder with 3 modern facilities spanning 340,000 sq ft and over 200 team members, offering total integrated operations including molding, insert molding, color matching, and assembly, with a focus on meeting any quality challenge and providing “Total Customer Satisfaction.”
Website: http://www.adkev.com/
16. Advanced Engineering & Molding Technology

- Type of Business: Product manufacturing and custom plastic injection molding.
- Location: Springs Boulevard Riverside, CA
- Year Established: 1973.
- Key Products & Service: Injection, insert, compression, transfer, molding, prototyping
Company Background and Advantage:
They are an experienced provider of custom plastic injection molding, insert, compression, and transfer molding services, focusing on precision and consistent quality. They offer a range of press capacities, in-house mold making and refurbishment, and NIST-traceable quality assurance. They provide rapid tooling quotes and prototypes and are dedicated to meeting customers’ toughest requirements with flexible and cost-efficient solutions.
Website: http://www.aemt.com/
17. Advanced Special Tools Inc.

- Type of Business: precision tooling and injection molding.
- Location: Clark Road Battle Creek, MI
- Year Established: 1998.
- Key Products & Service: Engineering, Tool and Die, Injection molding
Company Background, and Advantage:
They are a leading supplier of precision manufactured tooling and injection molded plastic components, serving industries like Medical, Energy, Defense, and Automotive. With over 20 years of experience, they offer quick turnaround times, going from concept to finished product in a matter of weeks, with small company values and large company capabilities. They provide services, including precision tooling design, tool creation, and finished product production.
Website: http://www.advancedspecialtools.com/
18. Agape Plastics, Inc.

- Type of Business: Plastics Manufacturing
- Location: Grand Rapids, Michigan
- Year Established: 1973.
- Key Products & Service: Injection molding, Insert molding Assembly and other services
Company Background and Advantage:
Agape Plastics is a leading provider of custom injection molding, insert molding, assembly, and value-added manufacturing solutions. They are committed to high-quality plastic components at a globally competitive price and have built their reputation on exceeding customer expectations and building long-term supplier partnerships. They offer a wide range of materials and molding technology, and their experienced team of project engineers ensures that each project is completed to the highest standards.
Website: https://www.agapeplastics.com/
19. Aline Components, Inc.

- Type of Business: Thermoplastic injection molding & Manufacturing
- Location: Tomlinson Rd. Kulpsville, PA
- Year Established: 1965.
- Key Products & Service: Design, tooling, injection molding
Company Background and Advantage:
Aline Components, Inc. has over 50 years of experience producing custom plastic injection molding for various industries. They offer full service and in-house capability, including part design, customized tooling, rapid prototyping, and speedy manufacturing and delivery. With an experienced staff and in-house materials, they can reduce production time and customer costs. They are ISO 9001 compliant, with a promise of quality to customers. They are an international supplier, with a history of providing quality custom injection molding services.
Website: https://www.alinecomponents.com/
20. All Form Silicone & Plastic Molding

- Type of Business: Silicone, Rotomolding & Plastic Injection Molding.
- Location: Wetherbee Rd. Brainerd, MN
- Year Established: 1997
- Key Products & Service: Injection molding
Company Background and Advantage:
They are a leading custom manufacturer of precision molded silicone rubber parts and components with over 20 years of experience in the industry, serving various technologies and industries with a commitment to meeting high-quality standards, utilizing strict raw material handling, and timely delivery for clients in medical, pharmaceutical, industrial, aerospace, military and consumer markets. All Forms can take your concept from initial design to full-scale manufacturing.
Website: https://allformsilicone.com/
21. All-Plastics LLC

- Type of Business: Plastics Manufacturing.
- Location: Addison (Dallas), TX
- Year Established: 1964.
- Key Products & Service: Custom Injection Molding, 3-D Printing, In-mold Labeling, Secondary Operations.
Company Background and Advantage:
All-Plastics is a leader in technology-driven manufacturing focusing on precision and quality, offering expert engineering and project management. They have two facility locations in Texas and specialize in medical, industrial, pharmaceuticals, packaging, and consumer markets. They have added additive manufacturing capabilities and invested in employee training to continue to grow and improve their services. They are committed to quality assurance in every production area, even for micro components used in medical devices.
Website: https://www.all-plastics.com/
22. All-State Plastics

- Type of Business: Injection molding.
- Location: Proctor Avenue. City of Industry CA
- Year Established: 1992
- Key Products & Service: Machining, Injection molding, Mold making
Company Background and Advantage:
All-State Plastics is a company with over 30 years of experience in the industry, known for its investment in leading technologies, diversified customer base, and engineering flexibility to meet the demands of emerging markets. They have invested in new molding machines and equipment to improve efficiency and have built their equipment to automate some of their molding jobs fully. All-Form is a family-owned business with a tradition of quality and production output, constantly adapting to meet its customer’s needs.
Website: https://allstateplastics.net/
23. Alliance Precision Plastics, Inc.

- Type of Business: Plastics Manufacturing
- Location: Rochester, NY
- Year Established: 1954.
- Key Products & Service: Plastic Part Production, Injection Mold Design and Build Plastic Part Production, Electromechanical Assembly
Company Background and Advantage:
Alliance Precision Plastics is a leading provider of injection molding solutions, offering expert precision in mold design, tooling, injection molding, and full-service assembly. They have the in-house capacity and superior expertise, delivering quality products and components quickly and economically, while interfacing with customers’ design teams for optimal product integrity and efficient manufacturing.
Website: https://www.allianceppc.com/
24. ALTEK Inc.

- Type of Business: Machinery Manufacturing.
- Location: Liberty Lake, WA
- Year Established: 1976.
- Key Products & Services: Aerospace manufacturing, Assembly & testing, Medical device manufacturing, Injection mold tooling, Injection molding, Custom paint, and finishing
Company Background and Advantage:
ALTEK Inc., founded by Al Marzetta in 1980, is a full-service contract manufacturer providing integrated product realization services, including design & engineering, contract manufacturing, plastic injection molding, supply chain management, tooling, assembly, and finishing in their full-service paint shop. They serve high-tech industries, including Medical, Aerospace, and Industrial manufacturing, and are a founding member of the Inland Northwest Aerospace Consortium.
Website: https://altek-inc.com/
25. American Engineering Group LLC

- Type of Business: Industrial Machinery Manufacturing.
- Location: Akron, Ohio
- Year Established: 2000.
- Key Products & Services: Engineering Analysis, Product Design and Development, CAD, Manufacturing, Rapid Prototyping, R&D.
Company Background, and Advantage:
American Engineering Group LLC (AEG) is a global leader in manufacturing services, established in 2000, with a focus on innovation and quality engineering. They offer a range of tailored solutions to meet their customers’ needs. AEG is committed to advancing engineering through innovation, recruiting top engineers, and providing ongoing training and development to ensure unsurpassed service in the industry. They have recently invested $5 million in electric vehicle tire manufacturing, solidifying their commitment to growth and expanding their global presence. AEG’s vision is to be a major force in engineering and technology discovery with significant economic impact.
Website: https://engineering-group.com/
26. American Precision Products

- Type of Business: Precision custom molding and manufacturing.
- Location: Green Cove Road SE, Huntsville, Alabam
- Year Established: 1972.
- Key Products & Service: Injection molding, Mold engineering, insert molding, Prototyping
Company Background and Advantage:
They are a trusted provider of precision plastic products and components, with over 40 years of experience in the industry. As a woman-owned small business, they offer personalized service and solutions for a diverse range of industries. They pride themselves on their precision and commitment to quality.
Website: https://www.injection-moldings.com/
27. American Tool & Mold, Inc.

- Type of Business: Plastics Manufacturing
- Location: Sunshine Drive Clearwater, FL
- Year Established: 1978.
- Key Products & Service: Plastic injection molding, Mold design and engineering, Mold management, and Quality assurance.
Company Background and Advantage:
American Tool & Mold is a leader in precision multi-cavity mold design and construction for the plastic injection molding industry, providing innovative solutions for thin-wall, stack, hot runner, unscrewing, and two-shot molds. Their molder-friendly approach and use of the latest technologies and techniques ensure efficient, high-quality results for unique, multiple cavities and multiple mold programs.
Website: https://a-t-m.com/
28. Ames Industries, Inc.

- Type of Business: Plastics Manufacturing
- Location: Hershey, PA
- Year Established: 1984.
- Key Products & Services: Design, Precision Plastic Molding, Automation, Injection Molding & Tooling, Thermoplastic resin, and High volume production
Company Background and Advantage:
Ames Industries, Inc. is a precision tooling and injection molding manufacturer with a wide range of capabilities, including electronic connectors, defense, medical, and packaging. They offer in-house mold development, advanced engineering and design for manufacturing, and stringent quality assurance measures, all while being ISO 9001:2015 certified and ITAR compliant.
Website: https://www.amesindustries.com/
29. AMTEC Molded Products

- Type of Business: Plastics Manufacturing
- Location: Elgin, IL
- Year Established: 2010
- Key Products & Service: Automotive, Appliance, Electrical, Construction, military industries
Company Background and Advantage:
AMTEC Molded Products offers a wide range of services, including custom injection molding, insert molding, assembly, and pad printing with a focus on precision and cost-effectiveness. They are TS16949 certified and have a sister company that specializes in precision machining.
Website: https://www.amtecmolded.com/
30. Anderson Technologies Inc.

- Type of Business: Plastics Manufacturing.
- Location: Grand Haven, Michigan
- Year Established: 1990.
- Key Products & Services: Contract manufacturing, Injection Molding, Automated Assembly, Product Advanced Engineering
Company Background and Advantage:
They are a technology-driven, innovation-oriented company that designs, manufactures, and delivers products from concept to completion. With experienced professionals in rapid prototyping and advanced design analysis, Anderson Technologies Inc. is the perfect partner to help you reach your goals in product development. They have access to state-of-the-art materials selection and design for lifecycle services, ensuring superior value and long-term success with their services.
Website: https://www.andtec.com/
31. Armstrong Mold Corporation

- Type of Business: Machinery Manufacturing
- Location: Norwood, Massachusetts
- Year Established: 1980
- Key Products & Service: Metals, plastic injection molding, CAD design, Rapid prototyping, Finishing, and assembly.
Company Background and Advantage:
Armstrong RM is a family-owned, full-service provider of precision metal and plastic products in both prototype and low-volume production quantities, offering a variety of manufacturing processes such as Rubber Plaster Molding, Precision Airset Casting, CNC Machining, Reaction Injection Molding, Finishing & Assembly. With decades of experience and state-of-the-art technology, they deliver high precision and rapid delivery while providing expert advice and assistance on the process and material selection, design modification, and production tooling solutions.
Website: https://www.armstrongrm.com/
32. Aroplax Corporation

- Type of Business: Plastics Manufacturing
- Location: Monticello, Minnesota
- Year Established: 1943
- Key Products & Service: Tool Building, Engineering, Custom Injection Molding, injection molding, molding, and 3D printing
Company Background and Advantage:
Aroplax Corporation is a leading provider of engineering and injection molding solutions, serving a diverse range of industries with over 75 years of experience. They build strong relationships with customers and deliver high-quality, cost-effective solutions.
Website: https://www.aroplax.com/
33. Artemis Plastics

- Type of Business: Plastics Manufacturing
- Location: Ocala, Florida.
- Year Established: 2011
- Key Products & Service: Plastics manufacturing, prototyping, Injection Molding, Medical Class 8 Clean Room, device assembly, industrial industry, and consumer industry
Company Background and Advantage:
Artemis Plastics is a full-service contract manufacturer specializing in the production and assembly of injection-molded plastic components for medical, industrial, and consumer markets. They have a team of highly-trained engineers and professionals who work tirelessly to provide best-in-class service, earning customers’ trust through attention to detail and clear expectations. Artemis Plastics is a one-stop shop for projects, from conception to design, production and assembly, focusing on quality, collaboration, and trust.
Website: https://artemisplastics.com/
34. ASPEC

- Type of Business: Plastic manufacturing.
- Location: Carothers Street Cincinnati, OH
- Year Established: 2003.
- Key Products & Service: Plastic injection molding, insert molding, tooling, Plastic parts manufacturing
Company Background and Advantage:
ASPEC is a custom thermoplastic manufacturer that provides a single source for industrial or commercial product manufacturers, offering a full range of capabilities from design and mold making to production and secondary operations, resulting in shortened product development times, improved manufacturability, and lower production costs. They have experience tackling challenging projects and are committed to customer satisfaction and product quality.
Website: https://www.aspecplastics.com/index.html
35. Atlantis Industries, Inc.

- Type of Business: Plastic manufacturing.
- Location: Georgetown, Delaware.
- Year Established: 1962.
- Key Products & Service: Injection molding, 3D printed samples. Clean room molding, Secondary operations, Transfer tooling, Mold design, and fabrication
Company Background and Advantage:
Atlantis Industries is a premier provider of injection molded plastics with a reputation for quality, on-time delivery, and competitive pricing. With nearly 60 years of experience, They offer a wide range of capabilities and services, including mold design and building, precision injection molding, and value-added services to streamline the supply chain and provide measurable cost savings through their Lean/Six Sigma program. They are dedicated to manufacturing premium quality injection molded parts and assemblies while maintaining several certifications and registrations, including ISO 9001:2015 and IATF 16949:2016 quality management programs.
Website: https://www.atlantisusa.com/
36. Automation Plastics

- Type of Business: Plastics Manufacturing
- Location: Aurora, OH
- Year Established: 1979.
- Key Products & Services: Precision injection molding, In-house tooling and maintenance, Heavy-wall molding, Engineering services, Secondary machining, assembly precision Molding, and 3D prototyping
Company Background and Advantage:
Automation Plastics is an industry leader with 40+ years of experience in precision injection molding for various industries, including automotive, medical, and aerospace. They offer a wide range of services and capabilities, including mold design, high cavitation/high volume molding, in-house tooling, secondary assembly, and automation. They pride themselves in providing innovative and creative solutions to meet their customers’ needs.
Website: https://www.automationplastics.com/
37. Basler Plastics, LLC

- Type of Business: Injection molding.
- Location: St. Rt. 143 Highland, IL, USA,
- Year Established: 1940
- Key Products & Service: Plastic injection molding, prototyping, mold making, and secondary applications
Company Background and Advantage:
Basler Plastics is a leading provider of custom plastic injection molding, offering various services from design and engineering to mold making and production. They specialize in tight tolerance, and high-cavitation molding and have extensive experience in industries such as automotive, medical, and consumer products. With a focus on quality and customer satisfaction, Basler Plastics is committed to delivering exceptional results.
Website: https://www.basler.com/
38. Baytech Plastics Inc.

- Type of Business: Plastics Manufacturing
- Location: Midland, Ontario
- Year Established: 1946.
- Key Products & Service: Resin selection, Manufacturing, Design, Prototyping, Global sourcing, and Program management
Company Background and Advantage:
Baytech Plastics Inc is a trusted plastic components supplier with over 70 years of experience, delivering high-quality custom-molded plastic components to global customers. They have the flexibility, capabilities, and expertise to manage all aspects of plastic component manufacturing, ensuring on-time delivery and budget adherence. They are located in North America’s largest plastics producing region, with a 98.5% on-time delivery rate.
Website: https://www.baytechplastics.com/
39. Bentonville Plastics, Inc

- Type of Business: Plastics Manufacturing
- Location: State of Arkansas
- Year Established: 2010.
- Key Products & Service: Injection molding, mold design, multi component assembly, plastic part manufacturing
Company Background and Advantage:
Bentonville Plastics, Inc is a trusted supplier of high-quality custom-molded plastic components with a proven track record for managing all aspects of plastic component manufacturing and a reputation for delivering on time and within budget. They are located in the heart of North America’s largest plastics producing region and pride themselves on their on-time delivery performance that exceeds 98.5%. They offer flexible scheduling, manufacturing, and shipping capabilities to mesh seamlessly with their customers’ internal systems.
Website: https://www.bentonvilleplastics.com/
40. Blackhawk Molding Co., Inc.

- Type of Business: Water caps manufacturer.
- Location: West Interstate Road. Addison, IL
- Year Established: 1949.
- Key Products & Service: 55, 48, 38, 44, 38 MM Bottle caps
Company Background and Advantage:
Blackhawk Molding Co, Inc. is a leading custom molding company founded in 1949, specializing in inventing and manufacturing proprietary products for the dairy, bottled water, and juice industries. They have a wide range of caps, capping equipment, de-capping equipment, and bottle handling tools, and have been a dominant supplier in the bottled water industry with their patented SafeGard™ line of no-spill caps. They also provide greener options for the environment with resin additives to their product lines.
Website: https://www.blackhawkmolding.com/
41. Blue Ridge Industries, Inc.

- Type of Business: Plastics Manufacturing
- Location: Winchester, VA
- Year Established: 1985
- Key Products & Service: Plastic Injection Molding, Assembly, Rapid Prototyping – 3D Printing, Ultrasonic Welding, Automated Assembly, Engineering Design Services
Company Background, and Advantage:
Blue Ridge Industries, Inc. is a custom plastic injection molder with over 35 years of experience and a wide range of services including rapid prototyping, assembly, testing, decorating, and fulfillment, to ensure the successful delivery of high-quality products to its customers. They have invested in technology solutions to improve the speed and quality of their services and comply with ISO 9001:2015 standards.
Website: https://www.blueridgeind.com/
42. Boardman Molded Products, Inc.

- Type of Business: Plastics and Rubber Product Manufacturing
- Location: Youngstown, Ohio
- Year Established: 1957.
- Key Products & Service: Industrial, Household, Automotive, and Consumer electronics products.
Company Background and Advantage:
Boardman Molded Products is an experienced injection molding company with over 60 years of experience and a wide range of capabilities to handle any job, from small to large, and offers a reliable turnkey solution for design, engineering, prototyping, mold design, and production. They use state-of-the-art technology and have certifications in IATF and ISO 900 to ensure customer satisfaction and quality.
Website: https://boardmanmolded.com/
43. Bright Enterprises

- Type of Business: Plastics Manufacturing
- Location: Greensboro, NC
- Year Established: 1988.
- Key Products & Service: Specialized custom injection molding
Company Background and Advantage:
Bright Enterprises is a custom plastic injection molding company that offers a wide range of services, from product conception to delivery, for various industries with diverse needs and expectations. They are known for their flexibility, short lead times, personal attention, and experienced, collaborative professionals. Bright Enterprises also offers value-added services such as supply chain analysis and D2D (Design to Distribution) to ensure customer satisfaction and on-time delivery performance.
Website: https://www.brightplastics.com/
44. Burco Corp. Inc.

- Type of Business: Plastics Manufacturing
- Location: Noblesville, Indiana
- Year Established: 1970.
- Key Products & Service: Insert Molding Capabilities, Secondary manufacturing operations, Custom Injection Molding, 60 – 950 Ton Plastic Injection Molding Machines
Company Background and Advantage:
Burco Corp. is an experienced provider of high-performance, cost-effective injection molding solutions with a focus on quality, precision, and customer service. They have a fully equipped tool room that allows them to manufacture, modify and maintain their tools in-house and a wide range of injection mold machines for different part sizes.
Website: https://www.burco-molding.com/
45. Calico Precision Molding, LLC

- Type of Business: Plastics Manufacturing
- Location: Fort Wayne, Indiana
- Year Established: 2001.
- Key Products & Service: Custom Injection Molding, Insert molding, Part design, Prototyping, Tight-tolerance Engineered components
Company Background and Advantage:
They are a rapidly growing, value-added custom injection molder of engineered plastic resins, with a focus on exceeding customer expectations and providing innovative products and services for the automotive, aerospace, military, packaging, and commercial markets. With 20 years of experience, they have a strong engineering team for product design and development, and automated assembly and testing processes.
Website: http://www.calicopm.com/
46. Caplugs

- Type of Business: Plastics and Rubber Product Manufacturing
- Location: Buffalo, NY.
- Year Established: 1948.
- Key Products & Service: Caps, Plugs, Masking, Tubing, netting, containers, etc.
Company Background and Advantage:
They are a leader in custom molded components, masking solutions, and product protection. With 10 manufacturing facilities and a large team of in-field sales managers across the globe, They provide personalized service, a range of capabilities, a wide variety of catalog parts, manufacturing expertise, and scalable infrastructure to be your trusted partner. They have more engineers on staff, processes for creative solutions, and molding experts for reliable quality. Plus, facilities and resources to get the job done quickly and economically.
Website: https://www.caplugs.com/
47. Capsonic Group

- Type of Business: Aviation and Aerospace Component Manufacturing
- Location: Elgin, Illinois
- Year Established: 1968.
- Key Products & Service: , Aerospace, AutomotiveMilitary, Manufacturing, Insert Molding, Supply Chain, Design for Manufacturability
Company Background and Advantage:
Capsonic Group is a leading supplier of complex parts and systems for the Automotive, Aerospace, Military, Medical, and Appliance industry. They offer value-sourced material procurement, fast prototyping, accurate quotes, and continuous product improvement. With facilities in multiple locations, they can meet challenging production deadlines and assure a continuous supply of defect-free products. They are certified with ISO 9001, IATF 16949, AS9100, ISO 14001, NADCAP, ITAR, C-TPAT, NMSDC, CMBDC, and NVBDC.
Website: https://capsonic.com/
48. Carclo Technical Plastics

- Type of Business: Plastics Manufacturing
- Location: Latrobe, Pennsylvania
- Year Established: 1995.
- Key Products & Service: New Product Introduction, Injection Molding, and assembly, Product Development, Cleanroom injection molding
Company Background and Advantage:
They are a division of Carclo plc, a public company traded on the London Stock Exchange. Specializes in fine tolerance injection molded components and assemblies for the medical, optics, and electronics industries, with expertise in tool manufacturing, clean-room molding, and assembly for the healthcare sector. Offers options for rapid tooling and a strong team of experienced engineers who are skilled in developing and validating processes. Harmonized NPI process across global facilities ensures consistently high standards.
Website: https://www.carclo-ctp.co.uk/
49. Cascade Engineering

- Type of Business: Plastics Manufacturing
- Location: Grand Rapids, MI
- Year Established: 1973.
- Key Products & Service: Automotive parts, Material handling, Office furniture, Polymer compounding, RFID-connected products, Waste, and recycling.
Company Background and Advantage:
They are a leading manufacturer and marketer of products for multiple industries, known for their expertise in large-part injection molding, engineering, technology, and sustainable practices. With a diverse portfolio of offerings, they provide manufacturing, branded products, and consulting services while committing to environmental stewardship.
Website: https://www.cascadeng.com/
50. Cavallero Plastics Inc.

- Type of Business: Plastics Manufacturing
- Location: Pittsfield, Massachusetts
- Year Established: 1964.
- Key Products & Service: Injection Molding, Mold manufacturing, Molding, In-house design, Assembly, Engineering & Design and Thermoplastics, Packaging
Company Background, and Advantage:
Cavallero Plastics is a family-owned custom injection molding and mold manufacturing company with a focus on delivering personalized customer service, satisfaction, and quality since 1964. They specialize in engineering thermoplastics and use a solution-based approach to achieve maximum reliability and satisfaction for their customers. They employ a 3-tiered system for quality assurance and use advanced software and equipment for in-depth analysis of tight tolerances and critical dimensions.
Website: https://www.cplas.com/
51. Century Mold Co. Inc.

- Type of Business: Plastics Manufacturing
- Location: Rochester, NY
- Year Established: 1978.
- Key Products & Service: Injection Molding, Plastics, Nylon, Automotive, Under-The-Hood Components, Engine Cooling, and Polypropylene
Company Background and Advantage:
Century Mold is a leading North American plastic injection molder, specializing in the automotive industry. With multiple production facilities across the USA and Mexico, Century Mold offers comprehensive capabilities, value-added processes, and in-house mold design & building for challenging applications.
Website: https://www.centurymold.com/
52. Chenango Valley Technologies Inc.

- Type of Business: Plastics Manufacturing
- Location: Sherburne, New York
- Year Established: 1972.
- Key Products & Service: Injection Molding, Cavitation Molding, Rapid Prototyping, Design & Development 3D Printing, Mold Making/Tooling, Over-molding, Medical Molding, Post Molding Operations.
Company Background and Advantage:
Chenango Valley Technologies is a full-service custom injection molding company that offers in-house services such as part design, 3D printing, mold design, mold making, rapid mold making, and injection molding. They serve a wide range of markets, including medical, healthcare, dental, pharmaceutical, automotive, consumer/retail, industrial, power equipment, and more. Founded in 1972, They have a long history of providing quality products and services to their customers.
Website: https://www.chenangovalleytech.com/
53. CMP Custom Molding Inc.

- Type of Business: Custom plastic molding.
- Location: North Industrial Road, Mora, MN
- Year Established: 1997.
- Key Products & Service: Insert Molding, Pad Printing, Hot Stamping, Silk Screening, In-Mold Labeling, Full assembly, and packaging.
Company Background and Advantage:
CMP Custom Molding Inc. is a family-owned and operated plastic injection molding company established in 1997 with over 40 years of experience in the industry. They offer quality parts made to customers’ specifications with quick lead times and competitive rates. They specialize in working with inventors, providing support and assistance with design and mold building, and offer low production runs and minimal lead times. They excel in both large and small production runs and offer unique services, such as waiving setup fees for some projects.
Website: https://www.cmpcustommolding.com/
54. Colson Monette

- Type of Business: Custom plastic manufacturing.
- Location: Edmonds Street, Monette, Arkansas
- Year Established: 1976
- Key Products & Service: Custom injection molding, over molding, Insert molding, Complex parts manufacturing
Company Background and Advantage:
Colson Monette is a full-service custom plastic injection molding company with over 45 years of experience, providing high-quality parts for a wide range of industries. They have expanded their capabilities and partnered with Colson Group, a global industry leader, to achieve global engineering, manufacturing, and customer service standards. With the latest in automation and robotics and a team of experienced technicians, engineers, and project managers, they produce over 5.5 million parts annually, 97% of which are used in the USA.
Website: http://www.colsonmonette.com/
55. Comar LLC

- Type of Business: Plastics Manufacturing
- Location: Voorhees, NJ
- Year Established: 1949.
- Key Products & Service: Design, Development, Engineering, Rigid Plastic Packaging, Medical/Surgical Devices, Custom Manufacturing for Diagnostic Consumables, PET and HDPE Packer Bottle.
Company Background and Advantage:
Comar LLC is a leading designer and manufacturer of innovative plastic solutions for medical and healthcare markets with 72 years of experience. They offer full-service contract manufacturing, including parts, components, assemblies, and devices for medical/surgical, diagnostics, and drug delivery applications, and also produce a variety of injection and blow-molded packaging and dispensing solutions. Comar’s commitment to people, processes, and performance ensures continuous improvement and shared purpose.
Website: https://www.comar.com/
56. Commercial Plastics Company

- Type of Business: Plastics Manufacturing
- Location: Mundelein, IL
- Year Established: 1940.
- Key Products & Service: Small to Large Tonnage Injection Molding, Full Product Assemblies, Social Sustainability, and Logistics Management
Company Background and Advantage:
Commercial Plastics Company is a full-service plastic products manufacturer with over 700 employees and 5 manufacturing sites across the Midwest. They offer a wide range of processing capabilities and meet demanding quality standards, making them a reliable partner for customers. They are committed to environmental sustainability and reducing their impact through various initiatives. They are committed to being a full-service custom molding partner, going beyond injection molding to enhance customer productivity and profitability.
Website: https://ecommercialplastics.com/
57. Craftech® Industries, Inc.

- Type of Business: Plastics Manufacturing
- Location: Hudson, NY
- Year Established: 1967.
- Key Products & Service: plastic injection molding, plastic manufacturing, plastic machining, plastic CNC machining, and plastic fasteners.
Company Background and Advantage:
Craftech® Industries, Inc is a leading manufacturer of thermoplastic extrusions, specializing in custom profiles, tubing, and rod for a wide range of applications. With over 50 years of experience, they offer a wide range of services, including product development, prototyping, and full-scale production. They have a team of experienced engineers dedicated to providing their customers with the highest quality products and services. Their commitment to quality and customer satisfaction sets them apart in the industry.
Website: https://www.craftechind.com/
58. Custom Molded Products, LLC

- Type of Business: Plastic manufacturing.
- Location: Grant St, Wilmington, Ohio
- Year Established: 2000.
- Key Products & Service: Miscellaneous building materials including the cabinet, flooring, etc. plastic manufacturing, and packaging.
Company Background and Advantage:
Custom Molded Products LLC is a leading custom plastic injection molding solution provider. They specialize in creating high-quality, complex parts for various industries, including medical, automotive, and consumer goods. With state-of-the-art equipment and a team of experienced engineers, they can design and manufacture precision parts quickly and efficiently, while meeting the highest industry standards. They commit to customer service and quality and strive to exceed customer expectations every time.
Website: https://www.c-m-p.com/
59. D&L Tooling & Plastics Inc.

- Type of Business: Plastic parts manufacturing.
- Location: Jacksonville, TX, USA
- Year Established: 1968.
- Key Products & Service: Injection molding, tooling, secondary operations.
Company Background and Advantage:
D&L Tooling & Plastics Inc. is a full-spectrum injection molding company, with a range of machines from 75-ton to 1100-ton, capable of accommodating a wide range of specifications, including miniature and large parts. They utilize all-electric JSW molding presses for precision and repeatability and use Mattec monitoring software for proactive control, ensuring quality and reducing scrap rates.
Website: https://dlplastics.com/
60. Deimling/jeliho Plastics, Inc.

- Type of Business: Plastics Manufacturing
- Location: Bach-Buxton Rd, Amelia, OH
- Year Established: 1976.
- Key Products & Service: Injection molding, product design, tooling, prototyping, and packaging.
Company Background and Advantage:
Deimling/jeliho Plastics is a leading custom injection mold maker and molder with 40 years of experience and a strong reputation for providing highly-engineered molded components and assemblies with a wide range of skill sets and disciplines. They offer a long-term partnership approach, focusing on seamlessly integrating with customers’ design teams from initial design to production.
Website: https://deimling-jeliho.com/
61. DeKALB Molded Plastics

- Type of Business: Plastics Manufacturing
- Location: Butler, Indiana
- Year Established: 1980
- Key Products & Service: Plastic Pallets, Electric Med Bed Housing, Dialysis, Plastic Enclosure Cabinet, Plastic Traffic Barrels.
Company Background and Advantage:
DeKALB Molded Plastics is a custom structural foam molder with over 30 years of experience, offering value-added operations such as post-mold painting, decorating, kitting, and assembly. They have a range of presses from 300 to 750 tons and are ISO 9001:2015 certified. They strive to provide superior customer service and on-time deliveries.
Website: https://www.dekalbplastics.com/
62. Deluxe Plastics, Inc.

- Type of Business: Plastics Manufacturing
- Location: Clintonville, WI
- Year Established: 1928.
- Key Products & Service: Injection molding part design, Mold building, secondary operations.
Company Background and Advantage:
Deluxe Plastics is a family-owned business with over 90 years of experience in plastic injection molding, providing innovative, high-quality products and remarkable customer service. They operate three facilities in Wisconsin and an overseas factory in Vietnam, offering world-class capabilities and on-time delivery. They also have expertise in Mold-Flow analysis, 3D printing, automation robotics, and in-house mold making and repair.
Website: https://deluxeplastics.com/
63. Denver Plastics Nebraska

- Type of Business: Plastic manufacturing.
- Location: Nebraska, United States
- Year Established: 1961
- Key Products & Service: ATV/Motorcycling, Consumer electronics, medical industry, brewery industry, personal watercraft, automotive, agriculture, animal science.
Company Background and Advantage:
Denver Plastics Nebraska is a custom injection molding company with over 50 years of experience in the industry. They specialize in creative problem-solving and engineering, design, and manufacturing expertise to meet clients’ specific needs. With a proven track record of delivering high-quality products and on-time delivery, they have a wide range of case studies showcasing their capabilities in various industries and applications. Their expertise includes oil jet semi-automated assembly and checking machines, insert molding, EMI shielding, and gas-assist technology.
Website: https://www.dpnebraska.com/
64. Design Plastics Inc.

- Type of Business: Plastics Manufacturing
- Location: Keystone Drive, Omaha, Ne
- Year Established: 1972.
- Key Products & Services: Injection Molding, Thermoforming, Vacuum Forming, and Returnable Packaging
Company Background and Advantage:
Denver Plastics Nebraska is a family-owned, privately held company founded in 1972 focusing on custom vacuum forming, injection molding, and thermoforming for worldwide industries. They offer in-house engineering, low-cost tooling, and a wide range of services, including custom plastic parts, returnable packing systems, and more, all while ISO 9001 certified.
Website: https://designplastics.com/
65. Design-Tek Tool & Plastic Inc.

- Type of Business: Industrial Machinery Manufacturing
- Location: Ogden, UT
- Year Established: 2003.
- Key Products & Service: Plastic Injection Molding, Blow Molding, Mold Making, Part Design, and Custom Plastic Parts
Company Background and Advantage:
Design-Tek is a leader in plastic product design, mold making, injection, and blow molding with 25 years of experience, strong dedication, and excellent customer relations. They use state-of-the-art technology and equipment to provide turnkey solutions and are committed to providing a quality experience that international providers cannot meet. They have served various industries and are proud to offer Made in the U.S.A products.
Website: https://designtekplastics.com/
66. Device Technologies, Inc.

- Type of Business: Electromechanical product manufacturer.
- Location: North America
- Year Established: 1984
- Key Products & Service: Cable management, enclosure and door seals, Fiber Bend Radius Control Modules, and Arrays
Company Background and Advantage:
Device Technologies, Inc. is an experienced provider of innovative solutions for the OEM industry and electromechanical product manufacturers. They are dedicated to providing high-quality and technologically advanced products, enhancing productivity, reducing costs, and delivering excellent customer service. With over 25 years of experience and a commitment to meeting customers’ needs worldwide, they are a trusted partner in protecting and managing critical equipment.
67. Dimatic Die and Tool Co.

- Type of Business: Plastics Manufacturing
- Location: Omaha, Nebraska
- Year Established: 1961
- Key Products & Service: Design/Tooling, Injection Molding, Custom Stamping, Production Machining, Pulleys/Sheaves
Company Background and Advantage:
Dimatic Die and Tool Co offer a one-stop-shop solution for their customers by providing full service in designing, tooling, manufacturing, and distributing products, with over 60 years of experience in dies, molds, fixtures, tools, injection molded plastics, CNC production machining, production stamping, and steel pulleys. They are located in Omaha, NE USA, offering easy accessibility and cost-effective labor rates for their global customers.
Website: https://www.dimatic.com/
68. DimcoGray Corporation

- Type of Business: Plastics Manufacturing
- Location : Centerville, OH
- Year Established: 1924.
- Key Products & Service: Injection Molding, Plastics manufacturing, Compression Molding, and Industrial Knobs and Handles
Company Background and Advantage:
They are an ISO13485-certified company specializing in the supply of commercial and medical thermoplastic knobs and handles known for their superior quality control, flexible partnership programs, and outstanding customer service, earning awards such as the Ohio ESOP Company of the Year.
Website: https://dimcogray.com/
69. Dinesol Plastics, Inc.

- Type of Business: Plastics Manufacturing
- Location: 195 East Park Ave.
- Year Established: 1937
- Key Products & Service: Design, tooling, injection molding, manufacture, secondary operations
Company Background and Advantage:
Dinesol Plastics has a team of experts, including inventors, engineers, and logistics experts, who drive innovation and creativity in custom manufacturing and design, making them a strong and competitive partner for businesses at any stage.
Website: https://www.dinesol.com/
70. Distinctive Plastics Inc.

- Type of Business: Plastics Manufacturing
- Location: Vista, CA (US), California
- Year Established: 1981
- Key Products & Service: 3D Design & Engineering Support, In-mold Decoration, Multi-shot Molding, Vertical Insert Molding, In-mold Assembly, Precision Horizontal Molding, Multi-product molding
Company Background and Advantage:
Distinctive Plastics Inc. (DPI) is a leader in custom injection molding with 40 years of experience, offering a range of services including In-mold Decoration (IMD), In-mold Labeling (IML), and True Multi-shot molding, making them the largest Custom Multi-Shot Injection Molder in Southern California. They are certified to international quality standards and FDA-registered.
Website: https://www.dpi-tech.com//Default.asp
71. DKM Manufacturing, Inc.

- Type of Business: Injection and insert molded parts.
- Location: 70th Street, Victor, IA
- Year Established: 1996.
- Key Products & Service: Plastic injection molding, insert molding, Lamb housing assembly, High-density plastic buckets.
Company Background and Advantage:
DKM Manufacturing is a company with a strong focus on customer satisfaction and quality control; They offer a wide range of capabilities, including short and long-run production, insert and injection molding, secondary and assembly services, and close tolerance molding. They are committed to on-time delivery, low-cost tooling, and prototyping and have experience serving various industries such as industrial, agricultural, medical, electrical, food, consumer, packaging, recreational, and transportation.
Website: https://www.dkmmfg.com/index.html
72. Drug Plastics & Glass Co, Inc.

- Type of Business: Packaging and Containers Manufacturing
- Location: Boyertown, PA
- Year Established: 1963.
- Key Products & Services: Plastic Bottles, Bio resin, Plastic Closures, LDPE Bottles, HDPE Bottles, PET Bottles, PP Bottles, Pharmaceutical Packaging, Cannabis Packaging, Nutraceutical Packaging, Specialty Bottle Design
Company Background and Advantage:
Drug Plastics & Glass Co, Inc. is an experienced provider of packaging solutions for healthcare, wellness, and lifestyle companies, with over 50 years of industry expertise. They offer FDA-approved, ASTM-certified, made-in-the-USA bottles and closures to help companies comply with complex regulatory challenges. They also offer sustainable material options such as PCR HDPE and PCR PET and provide flame elimination and source reduction for greater environmental responsibility. Their plastic packaging solutions help increase profitability and reduce risk.
Website: https://www.drugplastics.com/
73. Eagle Mold Technologies, Inc.

- Type of Business: Plastics Manufacturing
- Location: Poway, CA
- Year Established: 1969.
- Key Products & Service: Plastic Injection Molds & Molding, Precision Machining and Manufacturing, Metal Injection Molds & Molding, Engineering & Design, Product Development and Prototyping, medical, irrigation, orthodontics, and assembly
Company Background and Advantage:
Eagle Mold Technologies is a precision manufacturing company specializing in injection molds, molding, engineering, and machining. They are ISO 13485:2016 certified, providing superior products and services to customers in the medical, irrigation, biotech, aerospace, orthodontics, electronic, and consumer markets. They offer full-service manufacturing solutions for low and high-volume projects.
Website: https://eaglemold.com/index.php
74. Eclipse Manufacturing Company

- Type of Business: Plastic manufacturing.
- Location: Oakwood Rd 115, Lake Zurich, IL
- Year Established: 2011
- Key Products & Service: Injection molding, insert molding, Hot stamping, assembly, Bar code capability, Secondary thermal insert installation
Company Background and Advantage:
Eclipse Manufacturing Company is a full-service, single-source provider of custom plastics projects with a wide range of manufacturing options and tooling options. They have a variety of resins, 12 injection molding machine options, and in-line and offline secondary operations for a finished project. They also offer personalization options like pad printing and hot stamping.
Website: https://www.eclipseplasticmolding.com/
75. Elm Industries, Inc.

- Type of Business: Thermoset Molding
- Location: 380 Union St, West Springfield, MA
- Year Established: 1967
- Key Products & Service: Injection molding and extrusions of Glass and fiber-filled phenolics, Diallyl Phthalates (DAP), and Bulk Molding Compounds (BMC), Urea, Epoxy.
Company Background and Advantage:
Elm Industries is a leading expert in custom thermoset plastic molding using compression, transfer, and extrusion tools, offering unique thermoset materials from suppliers that manufacture exclusively in the USA. They have a proven track record of quality in the military, aerospace, and electronics sectors and are MIL-I-45208 & MIL-I-45662 approved with AS-9003 std and SPC Quality Assurance systems.
Website: https://elmindustries-usa.com/
76. Empire Precision Plastics

- Type of Business: Medical Equipment Manufacturing
- Location: Rochester, NY
- Year Established: 1992.
- Key Products & Services: Precision Injection Molding, Scientific Molding, Plastic Injection Mold Building, Clean Room Medical Molding, IQ OQ PQ, Plastic Optics.
Company Background and Advantage:
Empire Precision Plastics is a full-service system manufacturer, specializing in the precision molding of intricate components, including new product development, prototyping, mold construction, close tolerance injection molding, and component assembly. They are large enough to service their customers’ needs consistently, yet small enough to provide personal attention, with dedicated custom centers for volume manufacturing and ongoing investment in automation and other manufacturing methods.
Website: https://www.empireprecision.com/
77. Engineered Plastics Company

- Type of Business: Plastic manufacturing.
- Location: Gibsonville, NC
- Year Established: 1947
- Key Products & Service: Fiberglass fabricators, Plastic Dip molding, Polyurethane molding, injection molded plastics, Plastic extrusions, Casting and forgings, Bulk material handling
Company Background and Advantage:
Engineered Plastics Company is a team of leading manufacturers of injection-molded plastics with decades of experience in the design, production, and tooling of custom plastic parts. They pride themselves on high-quality products, competitive pricing, and exceptional customer service, focusing on meeting their client’s specific needs. They are ISO 9001:2015 compliant and serve various industries, including medical, military, automotive, and aerospace.
Website: http://www.engineeredplastics.net/
78. Engineering Industries, Inc.

- Type of Business: Plastics Manufacturing.
- Location: Verona, Wisconsin
- Year Established: 1963
- Key Products & Service: Injection molding, insert molding, Gas-assist molding, and Other value-added offers.
Company Background and Advantage:
Engineering Industries, Inc. is a full-service molder with a focus on innovation & continuous improvement. They excel at the precision molding of intricate components & provide exceptional results with integrity, teamwork, & clear communication. They are ISO 9001 certified & 100% employee-owned since 2006, striving to exceed expectations.
Website: https://www.engineeringindustries.com/
79. Enplas (USA) Inc.

- Type of Business: Plastics Manufacturing
- Location: est Oak Circle, Marietta, GA
- Year Established: 1962
- Key Products & Service: Plastic gear and gear train design, Plastic gear troubleshooting, Custom planetary gear design
Company Background and Advantage:
Enplas (USA) Inc is a global leader in providing custom injection molding and engineering solutions. They are a publicly traded company with over 50 years of experience and $300M in sales. They offer a diverse range of technical capabilities, including ultra-precision mold design, mold manufacturing, and molding technology, with a focus on the automotive, office automation, semiconductor, optical device, and life sciences markets.
Website: https://www.enplasusa.com/
80. Ensinger Precision Components

- Type of Business: Plastics Manufacturing
- Location: Putnam, Connecticut
- Year Established: 1934.
- Key Products & Service: Custom Injection Molding, Stock Shapes, PEEK Tubes, Insert Molding, Mechanical Drive and Conveyor Components, Over Molding, Torlon, Assembly, Plastics Engineering, Precision Machining, Plastics Design, and PEEK
Company Background and Advantage:
Ensinger Precision Components provides 80 years of experience in plastic part manufacturing, with a focus on high-performance thermoplastic components, PEEK Tubes, Stock Shapes, and mechanical drive and conveyor components. They offer a wide range of services, from injection molding to CNC machining, with multiple certifications and dedicated project managers to ensure customer satisfaction across various industries such as Aerospace & Defense, Medical, and Food Processing.
Website: https://www.ensinger-pc.com/
81. EnviroTech Molded Products, Inc.

- Type of Business: An industrial molding and primarily injection molding company
- Location: 1075 West North Temple, Salt Lake City, UT 84116
- Year Established: 1968
- Key Products & Service: Custom injection molding, engineering consulting, filter plates, and machining
Company Background and Advantage:
This one of the oldest established and huge experienced companies designs and manufactures customer polymer injection molding products. The start of the art technology and cutting-edge technology, and advanced technologies make the company meet every requirement of the client. EnviroTech is not only specific to the medical field but also to many other fields like defense, food processing, mining, oil and gas, etc. The complex injection molded applications, pump components, valve components, and also chemical components can be made perfectly with maximum potential by EnviroTech.
Website: https://empslc.com/
82. Esterle Mold & Machine Company, Inc.

- Type of Business: Injection molding, mold making, and tooling company
- Location: 1976
- Year Established: 1939 Commerce Dr, Stow, OH 44224, USA
- Key Products & Service: Injection molding, engineering, machining, and forged tooling
Company Background and Advantage:
Esterle Mold gives the right approach and clear analysis to the clients before processing the work. The best part is they will show and guide the clients to the best efficient and cost-effective models with the same requirements and specifications. They can manufacture very low to large-scale injection molding and many other services. They assist in every process, like product development, designing and selecting, etc. They offer the same best quality in every service like engineering, precision, and versatile mold-making and machining services too,
Website: https://esterle.com/
83. EVCO Plastics

- Type of Business: Injection molding, medical care plastic molding company
- Location: 1964
- Year Established: 450 W Ripple Ave, Oshkosh, WI 54902, United States
- Key Products & Service: Injection molding, plastic molding, machining parts and tooling
Company Background and Advantage:
Evco plastics manufactures injection molding and plastic molding for any department, primary medical care. It also provides products for other market areas like customer and industrial products. The exact specifications will be reflected in the products with the best quality. They will provide machining parts with the right design and excellent work by an expert team. Evco plastics also provide services on tooling, designing process, metal-to-plastic conversion, contract manufacturing, and many more. They always strive to reduce the environmental impact of the process.
Website: https://www.evcoplastics.com/
84. FCI Molded Products Inc.

- Type of Business: Custom parts manufacturing company
- Location: 550 Applewood Crescent, Concord, ON L4K 4B4, Canada
- Year Established: 1990
- Key Products & Service: Injection molding, custom parts of versatile departments
Company Background and Advantage:
FCI molded products manufacture products of different categories like plugs, adapters, knobs, caps, insert glides, and many more. There is a huge list of the products they provide. They manufacture parts of material plastic, zinc, steel, and aluminum with different colors according to the client’s requirements. FCI Molded products are one of the leading company that manufactures products in bulk volume. They manufacture products of good quality and at a competitive price. FCI Molded products satisfy the different needs of the clients, and they injection molding of high quality and CNC machining with any requirement.
Website: https://www.fcimoldedproducts.com/
85. Ferriot Inc.

- Type of Business: An injection molding and custom mold designing and manufacturing company
- Location: 1929
- Year Established: 1000 Arlington Cir, Akron, OH 44306, USA
- Key Products & Service: Injection molding and custom mold design and engineering
Company Background and Advantage:
Ferriot company provides full-service custom injection molding of high quality. They are available in different locations for convenience. They manufacture different designs and components related to automated banking, medical equipment, computers, industrial machinery, and many more. They provide multiple custom molding services and great customer support for issues. They also provide great assistance with material selection, tool selection, and the designing process. They work with 3d modeling for the best prototype and for the best analysis.
Website: https://www.ferriot.com/
86. Five Star Plastics

- Type of Business: Injection molding and plastic development company
- Location: 1901 Ward Ave Suite 274 Hudson, WI 54016
- Year Established: 1990
- Key Products & Service: Injection molding and plastic products development and services
Company Background and Advantage:
Five-star plastics manufacture press ranges that you can find anything. The press starts from 35 tonnes and goes up to 1000 tonnes. For either single shot or multishot, they can manufacture very low to medium level volume and provide the clients in time. They also provide tooling programs. Five-star plastics use robotics and advanced technology for automated systems and processes. Once the client sends about any part or project, they will immediately give you the best design, prices, and every detail. They also ensure quality guarantee on the product even after the sale.
Website: https://www.five-star-plastics.com/
87. Flair Molded Plastics, Inc.

- Type of Business: An injection molding company
- Location: 2521 Lynch Rd, Evansville, IN 47711
- Year Established: 1971
- Key Products & Service: Precision Injection molding
Company Background and Advantage:
Flair Molded is one of the oldest established companies and has a huge long experience in this industry. The most experienced team is available to handle large-scale projects of any type. The quality system followed by Flair molded enables them to follow the customer requirements strictly perfectly. Their experience, along with quality work, enabled them to reach different sectors like automotive, appliances, and customer products. Flair molded believes in customer satisfaction and feels it’s its duty to manufacture the best quality products and deliver on time.
Website: https://flairplastics.com/
88. Flexcraft Company

- Type of Business: A custom blow molding and injection molding company
- Location: 50 Flexcraft Dr., Neptune City, NJ 07753
- Year Established: 1971
- Key Products & Service: Custom blow molding, Injection molding, mold design and manufacturing, rapid prototyping
Company Background and Advantage:
Flexcraft primarily works with custom blow molding and injection molding. But the intensive work and experience helped them provide services in printing, automation, labeling, and many more. They work with sectors like aerospace, military, industrial, life sciences, medical devices, and consumer products. They provide the best 3D type prototyping and quality work to clients with their requirements. They strictly follow every requirement and specification provided by the clients. Flexcraft offers the most reliable services, including an in-house tooling department, secondary operations, and others too.
Website: https://flexcraft.com/
89. Fox Valley Molding, Inc.

- Type of Business: An injection molding and both electrical and electronics manufacturing company
- Location: 5506 Grimes Road, Harlingen, TX 78550
- Year Established: 1984
- Key Products & Service: Thermoset injection molding, thermoplastic injection molding, insert molding, transfer molding, and other appliances
Company Background and Advantage:
Fox valley supplies its products and services to different market segments like industrial motors, transportation, electrical and electronics, and automotive. There is a huge list of products they offer, along with injection molding. They manufacture the products with the right quality materials. Fox valley also offers value-added services like parts assembling, machining, and in-house maintenance and repair. The quality-controlled injection molding comes in different ranges from 30 to 500 tonnes. They also manufacture electrical components like transfer molding parts and electronic components like insert and non-insert moldings.
Website: https://www.foxvalleymolding.com/index2.htm
90. Fraen Corporation

- Type of Business: A machine parts and LED optics manufacturing company
- Location: 324 New Boston Street, Woburn, MA 01801
- Year Established: 1942
- Key Products & Service: Precision machined components and LED optics
Company Background and Advantage:
Fraen corporation is one of the leading industries that manufacture all precisely machined components. They contain more than 300 Swiss-styled, highly equipped CNC machinery manufacturers. With them, they can handle large sections of volumes and also unusual specifications too. Fraen corporation offers several services, including designing and manufacturing machined components like instrumentation, automotive plastic components, optics, metal stamping, etc. The company’s motive is to reduce costs and make the products available at affordable prices. Also, reduce the operation time to provide the required specifications faster to the clients. Their technological advancement and continuous improvisation are helping them to achieve that.
Website: https://www.fraen.com/
91. G&F Precision Moulding

- Type of Business: plastic molding and silicone molding company
- Location: 33 Cherry Hill Dr #1, Danvers, MA 01923, USA
- Year Established: 1963
- Key Products & Service: Liquid injection molding, automated injection molding
Company Background and Advantage:
G&F precision molding believes in two things, primarily one is customer-aligned growth and other is technological advancement. They also provide high-quality designed products in the provided time. Their scientific molding principles enable them to create world-class products at an efficient cost and utmost quality. They help in designing the best prototype by solving all the obstacles in a better way. Each and every process is segregated among diversified and experienced teams. They ensure success in every department and provide you with the best product.
Website: https://gandfprecision.com/
92. Garner Industries

- Type of Business: Producing certified high-quality plastic injection molding precision parts and CNC machining of plastics and metals.
- Location: 7201 N 98th St, Lincoln, NE 68507, USA
- Year Established: 1953
- Key Products & Service: Plastic injection molding, mold manufacturing, CNC machining, and wire EDM
Company Background and Advantage:
One of the oldest industries, which gives the utmost importance to product quality. It also holds different certifications to assure and ensure customer. They work with regular and specialized resins, too, and provide any-sized plastic injection molding. From short to medium-sized volumes, they make precision CNC machining, including both plastic and metals, in a safe environment with care. Gardner industries provide the prototype and products with quality control equipment and make its place with quality work and innovations.
Website: www.garnerindustries.com
93. Global Plastics

- Type of Business: Injection molding and blow molding service provider
- Location: 6739 Guion Road, Indianapolis, IN 46268
- Year Established: 1992
- Key Products & Service: Plastic injection molding and blow molding services
Company Background and Advantage:
There will be no compromise with quality, and no delay in delivery with Global Plastics. It started with a single 40-ton Nissei injection molding but expanded to a large-scale industry with its work. They developed 70+ injection molding machines with an expert tool development team. Global plastics design and manufacture injection molding and affordable components, including automotive parts, medical devices and parts, commercial and food packaging, etc. Also, they continuously upgrade their tools and machinery according to the challenges and provide more customized, desired equipment to different industries.
Website: https://www.global-plastics.com/
94. Granite State Plastics

- Type of Business: full-service injection molding and related services company.
- Location: 37 Executive Drive Hudson, NH 03051, USA
- Year Established: 1969
- Key Products & Service: Injection molding and other molding services
Company Background and Advantage:
The company is open for injection molding services and many others, including medical molding, automotive molding, military molding, industrial and commercial molding, and plastics assembly. Granite state plastics takes every challenge in molding and works with innovative thoughts and upgrades themselves to make sure to reach the desired requirements of the customer. They also provide good quality products manufactured by expert teams at reasonable prices.
Website: https://www.granitestateplastics.com/
95. GreenLeaf Industries

- Type of Business: Design and developing injection molding
- Location: 310 Bussell Ferry Rd Lenoir City, TN 37771
- Year Established: 1999
- Key Products & Service: Injection molding
Company Background and Advantage:
Greenleaf moves with a primary target to fulfill customer needs and make them successful. They manufacture and deliver products definitely on time. Also, they offer free shipping if they cannot match the delivery date. There is no necessity to settle down for any feature or specialized needs. They note down every element you are looking for and design them exactly what you need. With good principles and a hard-working, skilled team, GreenLeaf industries are going further every day with success.
Website: https://greenleaf.biz/
96. H&L Advantage

- Type of Business: Plastic products manufacturing and injection molding company.
- Location: 3500 Busch Dr. SW, Grandville, MI 49418, USA
- Year Established: 1990
- Key Products & Service: Injection molding, shuttle molding, insert molding, gas assistant molding, and standard horizontal presses
Company Background and Advantage:
H&L Advantage analyses and understand the materials and assembly first before starting the process. Then they provide high-quality products with desired specifications. The clients can avail of the offer of numerous different platings like cold rolled, stainless, etc. H&L advantage has a good experience with many sets of materials, which helps them manufacture the correct type of design. It all started with just 3 members but rose to a good level. They focus on lean and green practices to save money, time, and energy and ensure cleaner production.
Website: https://hladvantage.com/main.htm
97. Hart Enterprises. Inc.

- Type of Business: Plastic and metal fabrication company
- Location: 400 Apple Jack Ct, Sparta, MI 49345, United States
- Year Established: 1976
- Key Products & Service: Metal fabrication, plastic fabrication, assembly, standard products like guidewire introducers, biopsy needles, and spinal needles
Company Background and Advantage:
Hart promises both safety and sharpness in every needle. Its ultra-cleaning formula gives the needles and equipment extra sharpness. Their polishing techniques and edge-cutting give the perfect edge to the products. They also manufacture special application needles and specialized medical equipment, even with unique desired specifications. The quality provided by Hart Enterprises also is excellent. They try to ensure the product will be with zero defects to save both time and money, and they give the clients an impression to go with them again and again.
Website: https://hartneedles.com/
98. Heritage Plastics, Inc.

- Type of Business: Manufacturing injection molding, blow molding, and other solutions providing company.
- Location: 1002 Hunt Street/ Picayune, MS 39466 USA
- Year Established: 1982
- Key Products & Service: Injection molding, Blow molding, Blown film, Thermoforming, FIber, extrusion coating, and environmental solutions
Company Background and Advantage:
Heritage plastics move with a vision to give the best productivity. They also primarily focus on sustainability along with reducing production costs. Heritage plastics is one of the popular manufacturers of calcium carbonate, where they use it with rigorous compounding methods to provide the best quality product. Their customer service is also effective as they provide the regional representatives to fix the problems immediately along with support from selecting the right product to the complete implementation.
Website: https://heritage-plastics.com/index.htm
99. Hi-Tech Mold and Tool, Inc.

- Type of Business: Injection molding and plastic molding company
- Location: One Technology Drive West, Pittsfield, MA 01201, United States
- Year Established: 1990
- Key Products & Service: Injection molding, plastic molding, thermoplastic components design
Company Background and Advantage:
Hi-Tech takes the help of 3D models and 2D printed designs for perfect molding and to identify the risk-prone issues earlier. The Aerospace business that created the thermoplastic machining department for molding enables unique injection molding to be produced. The services offered by Hi-tech are not only specific to medical but also to aerospace, military, outdoor recreation, electrical, and many more. The motive is also to help the client to get the product at a lesser cost. Unique, organized, creative design and implementation by Hi-tech achieves this. Each process has specialized teams with huge experience in working and designing at any temperature and requirements.
Website: https://hitechmoldtool.com/
100. Impact Molding

- Type of Business: Custom plastic Injection molding design and production company
- Location: Elkhart 2221 Industrial Parkway Elkhart USA
- Year Established: 1960
- Key Products & Service: Injection molding and plastic products
Company Background and Advantage:
The main service of impact molding is injection molding. The dedicated team can produce the most effective injection molding services for every size and shape, from cost efficiency to designing the best product to work best and optimal in the marketplace. Impact molding provides in-house tool development and secondary services of end-to-end supply. The integrating capabilities and the experienced team gives the designs the best quality and reliability on impact molding.
Website: https://impactmolding.com/index.html
Wrapping Up
The top 100 Injection Molding Companies in USA are leading the way for a rapidly growing industry. Injection molding is one of the world’s most common and widely used manufacturing processes. These companies have made great strides in quality, efficiency, and sustainability. They are continuing to play an essential role in driving innovation and progress within the sector.
They provide a wide range of services and products to meet customer needs quickly and accurately. With their commitment to ongoing research and development, these top companies will continue to be at the forefront of this ever-evolving industry.
You can choose any one of these companies in the USA that suits your next injection molding project. Best of luck!