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  7. Mold-A-Matic Corp. (MAMCO Precision Molding)
Mold-A-Matic Corp. (MAMCO Precision Molding) logo

Mold-A-Matic Corp. (MAMCO Precision Molding)

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Oneonta, NY 13820
866-886-2626
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At a glance

Employee size
51-200
Organization type
Privately Held
Headquarters
Oneonta, NY
Founded
1964

About

Mold-A-Matic Corp., known as MAMCO Precision Molding, has been making precision plastic components since 1964. From its more than 40,000-square-foot Oneonta facility, the company supports customers whose products demand careful engineering and dependable production, including medical and aerospace manufacturers.

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Related manufacturers

  • Mold-A-Matic Corp. (MAMCO Precision Molding) logoMold-A-Matic Corp. (MAMCO Precision Molding)Founded in 1964, Mold-A-Matic Corp. operates as MAMCO Precision Molding, a long-established American plastics manufacturer serving customers with demanding engineering requirements. Its more than 40,000-square-foot facility has built 1,904 molds and supports custom work for sectors such as medical devices and aerospace, while the company is also exploring hemp-based plastics.ONEONTA, NY
  • Plastic Molding Manufacturing logoPlastic Molding ManufacturingFounded in 1968 to serve Massachusetts’ emerging high-tech industries, Plastic Molding Manufacturing produces custom injection-molded plastic components for customers across the United States. Its four plants operate more than 100 injection presses, with in-house engineering, tooling and production supporting projects from concept through completion. The company is particularly known for two-shot molding, including the largest base of two-shot machines in New England, and its Hudson operation includes a 5,000-square-foot ISO Class 8 cleanroom for medical manufacturing.HUDSON, MA
  • OP
    Ontario Plastics of NY, Inc
    Founded in Rochester in 1945 with a first molding job making clothespins, Ontario Plastics of NY is a custom plastic injection molder serving customers in fields ranging from medical products to aerospace and defense. The company grew through three generations of Hayes family ownership before transitioning to a fourth-generation owner in 2024, and it remains known for combining in-house engineering, tooling, and production support with a practical “save the day” approach to customer needs. Ontario Plastics has held ISO 9001 certification since 2001 and was recertified to ISO 9001:2015 in 2016.ROCHESTER, NY
  • OT
    Omega Tool Corp
    Founded in 1981 around large injection molds, Omega Tool Corp. engineers and manufactures precision plastic injection molds and supports them through machining, validation and production molding. From its Ontario base, the company operates three Ontario facilities and one in Mexico, employing several hundred team members and serving mobility, appliance and construction customers. Omega was named a new winner of Canada’s Best Managed Companies in 2024.LEAVITTSBURG, OH
More manufacturers in New York

Contact information

Website

mamco-molding.com

Emails

  • quoteteam@mamcomolding.com

Phone numbers

  • 866-886-2626

Social

Locations

Mold-A-Matic Corp. (MAMCO Precision Molding) location map for 147 RIVER ST

147 River St

Oneonta, NY 13820

Otsego County

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Directory source

Source
mamco-molding.com
Updated
Sep 2026