Mack Prototype, Inc.
Plastics ManufacturingMassachusetts, United States11-50 Employees
Mack Prototype, Inc. is a mid-sized plastics manufacturer specializing in rapid prototyping and low-volume production parts. Based in Gardner, Massachusetts, it operates a 75,000-square-foot facility that supports a range of fabrication approaches for both quick iterations and finalized components. Its customers span defense, industrial, consumer, and medical markets, with solutions that cover development through to production readiness. As part of Mack Group, a long-established company with a nationwide footprint, Mack Prototype can leverage broader contract manufacturing resources to scale up to full production at larger sites. The company holds ISO 13485:2016 certification for medical devices and registrations with ITAR and the FDA, reflecting its capability to serve regulated markets and manage end-to-end development needs.