The plastic manufacturing industry in Minnesota is a vibrant and diverse landscape filled with companies offering a host of innovative solutions. These companies specialize in creating a wide range of products from sealing components to plastic storage tanks, contributing to industries like medical devices, food and beverage, specialty industrial, automotive, and more. Filled with established firms and rising stars, the sector as a whole is instrumental in powering Minnesota’s economy while having a global reach with their highly engineered products. With an emphasis on research, development, and customer services, these organizations continue to push boundaries in the plastic manufacturing space, promising a future of growth and technological advancements.


Top 23 plastic manufacturing companies in Minnesota

1. Quadion LLC / Minnesota Rubber and Plastics

  • Website: mnrubber.com
  • Headquarters: Minneapolis, Minnesota, United States
  • Founded: 1945
  • Headcount: 1001-5000
  • Latest funding type: Acquired
  • LinkedIn

Minnesota Rubber & Plastics is a manufacturing company that specializes in providing innovative solutions for sealing and component challenges. With over 75 years of experience, they offer a wide range of highly engineered materials and parts for various industries such as medical devices, water and food beverage, specialty industrial, and automotive. They focus on research and development, designing, formulating, developing, and testing advanced materials to meet their customers' needs.


2. Gemini, Inc.

  • Website: geminimade.com
  • Headquarters: Cannon Falls, Minnesota, United States
  • Founded: 1963
  • Headcount: 1001-5000
  • LinkedIn

Gemini is a second-generation family-owned manufacturing company that offers complete solutions for plastic parts manufacturing. They support OEM partners from design and project management to production, providing custom solutions that identify, direct, and protect the world.


3. Tank Holding Corp.

  • Website: tankholding.com
  • Headquarters: Saint Bonifacius, Minnesota, United States
  • Founded: 2008
  • Headcount: 501-1000
  • Latest funding type: Acquired
  • LinkedIn

Tank Holding Corp is a company that specializes in providing high-quality plastic storage tanks and containers. They offer a wide range of products for various industrial and commercial applications.


4. Travel Tags

  • Website: traveltags.com
  • Headquarters: Inver Grove Heights, Minnesota, United States
  • Founded: 1973
  • Headcount: 501-1000
  • LinkedIn

Travel Tags Inc. is a company that specializes in designing and producing printed plastic products, including loyalty cards, luggage tags, and gift cards. They offer digital printing, card manufacturing, card fulfillment, and design services. With certifications for eco-friendly card production, Travel Tags Inc. caters to various industries and customers.


5. Plastech Corporation

Plastech Corporation is a full-service custom injection molder and contract manufacturer offering a wide range of molding options and value-added services. They collaborate with customers to create customized project solutions, providing experienced engineering assistance from design phase to full production.


6. Dynamic Group

Dynamic Group is a company specializing in plastic injection molding and mold manufacturing. They offer a full portfolio of mold build and molding solutions, from product design to prototype development and full production. With advanced knowledge, vast resources, and unmatched capabilities, they integrate design, process, tooling, and materials to provide exceptional results for their medical market customers.


7. REO Plastics, Inc.

REO Plastics is a company that offers a complete range of complementary services to streamline projects, saving time and money. With a focus on developing long-term partnerships, they provide world-class plastic injection molding and manufacturing services.


8. Mold-Tech Inc

Mold-Tech, Inc. is a company that specializes in designing and building high-quality molds for plastic injection parts. With a focus on customer service, the company offers a range of services including moldmaking, engineering, quality control, and additional services. They work with some of the largest manufacturers worldwide to create advanced plastic injection parts.


9. Diversified Plastics, Inc.

  • Website: divplast.com
  • Headquarters: Minneapolis, Minnesota, United States
  • Founded: 1977
  • Headcount: 51-200
  • LinkedIn

Diversified Plastics, Inc. (DPI) is a custom plastic-injection molder and digital manufacturer, offering high-precision, close-tolerance parts and components for various industrial markets. They provide design for manufacturing assistance, additive manufacturing, mold construction, molding, cleanroom assembly, and packaging. DPI joined the Carbon® Production Network, utilizing Carbon Digital Light Synthesis™ (DLS™) technology for faster path to market. They are ISO 9001:2015 and 13485:2016 certified, FDA registered, ITAR certified, and UL registered.


10. JD Products Inc.

JD Products Inc is a family-owned plastic injection molding company. They offer high-quality plastic injection molding services for consistent mass production or a few orders per year. Their capabilities include 70T to 610T with over 100 years of combined experience on their shop floor.


11. Interstate Molding & Mfg Inc

Interstate Molding & Mfg., Inc. is a full-service custom plastic injection molding company located in Albert Lea, MN. They offer high quality custom molded parts and many secondary operations such as insert installation, drilling, tapping, gluing and hot stamping.


12. PlastiCert, Inc.

PlastiCert is a plastic injection molding company that provides precision molding and production services for a variety of industries.


13. Tynik Molding, Inc

TyNik Molding Inc. is a plastic injection molding and prototype development company based in Faribault, MN. They offer cost-effective services that help a variety of industries turn their conceptual projects into marketable products.


14. Plastic Products Company Inc

Plastic Products Co. is a custom plastic, metal and ceramic injection molding company. They offer a wide range of services including design, engineering, production, quality assurance, and distribution. With plants in multiple states, they have the flexibility to meet their customers' specific needs and provide competitive advantages.


15. Craft Pattern & Mold

Craft Pattern & Mold is an industry-leading source for precision prototype plastic and metal parts, as well as production tooling for the manufacturing industry. They provide fast, reliable, and cost-effective solutions for prototype and tooling needs.


16. JunoPacific

JunoPacific is a company that offers manufacturing solutions for the medical industry. They specialize in custom plastic injection molding, assembly, prototyping, and production of medical devices. With over 58 years of experience, they provide high-quality and reliable FDA/GMP compliant components and fully kitted medical devices. They cater to Fortune 500 medical companies and startups, offering manufacturing expertise and technical capacity to meet the unique requirements of each project.


17. Alexandria Industries

Alexandria Industries is a manufacturing company based in Alexandria, MN. They specialize in aluminum extrusions, assembly, fabrication, finishing, forming, bending, machining, molding, and welding. With over 50 years of experience, they are known for their high-quality products and commitment to customer success.


18. MRG Tool and Die Corp.

MRG Tool and Die is a company that specializes in providing high-quality, close tolerance metal working specialties. They have been a trusted source for tooling and production since 1979. Their services include plastic injection molds, general machining, die and mold repair, water jet cutting, hydraulic and pneumatic workholding, CAD/CAM design, EDM wire and conventional machining, and specialty machines.


19. Darter Plastics, INC.

  • Website: darter.com
  • Headquarters: Becker, Minnesota, United States
  • Founded: 1985
  • Headcount: 11-50
  • LinkedIn

Darter Plastics is a custom injection molding company providing solutions such as mechanical, box-build, and multi-faceted manufacturing, packaging, labeling, and shipping.


20. Protolabs

  • Website: protolabs.com
  • Headquarters: Maple Plain, Minnesota, United States
  • Founded: 1999
  • Headcount: 1001-5000
  • Latest funding type: Ipo
  • LinkedIn

Protolabs is a digital manufacturing company that offers expedited and standard turn time options for small components. They provide services such as molded parts, design for manufacturability analysis, real-time pricing, and machining optimization tips. They specialize in low-volume production and offer advanced capabilities and volume pricing through their manufacturing partner network.


21. Le Sueur Incorporated

  • Website: lesueurinc.com
  • Headquarters: Le Sueur, Minnesota, United States
  • Founded: 1946
  • Headcount: 201-500
  • Latest funding type: Acquired
  • LinkedIn

Le Sueur Incorporated is a world-leading supplier of complex and pressure-tight aluminum castings and plastic injection molding components. They specialize in utilizing permanent mold, sand casting, die casting, plastic injection molding, and precision machining manufacturing processes.


22. MME group Inc.

  • Website: mmegroupinc.com
  • Headquarters: St. Paul, Minnesota, United States
  • Founded: 1974
  • Headcount: 51-200
  • Latest funding type: Acquired
  • LinkedIn

MME Group, Inc is a leading manufacturing company specializing in injection molding and contract manufacturing. With vertical integration advantages, we offer on-site tooling design and builds, custom plastic and silicone injection molding, secondary operations, high-level assembly, packaging, inventory management, and distribution. We serve the medical, highly regulated, and consumer industries.


23. Metro Mold & Design

  • Website: metromold.com
  • Headquarters: Rogers, Minnesota, United States
  • Founded: 1973
  • Headcount: 51-200
  • LinkedIn

Metro Mold & Design is a manufacturing company specializing in injection molding, blow molding, and thermoset processes. They offer a wide range of capabilities to deliver optimal efficiency and success for various applications.


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