About Mack Prototype

Mack Prototype, Inc. is a low-volume manufacturing company that specializes in rapid prototyping, CNC machining, LIM polyurethane, and injection molding. The Gardner, Mass. location houses eight injection presses for low volume, small-to-medium part molding.

Mack Prototype, Inc. is a wholly-owned subsidiary of Mack Group, Inc., a privately-held corporation operating 10 manufacturing locations throughout the eastern United States and Mexico. Mack Prototype complements Mack’s growing list of vertically integrated services, which includes product design and development, custom injection molding, sheet metal fabrication, printed circuit board assembly, and full product assembly and order fulfillment.