Gregstrom Corporation
Plastics ManufacturingMassachusetts, United States11-50 Employees
Gregstrom Corporation is a U.S. plastics manufacturer based in Woburn, Massachusetts, specializing in custom rotational molding and heavy gauge thermoforming. It offers design assistance and tooling, along with a suite of value-added services such as routing, welding, finishing, full assembly and testing, project management, packaging, and inventory management to support parts and assemblies across low to high volume production. It operates as a third-generation, American-owned family business with a long-standing focus on quality and customer service, and it was founded in 1946. It has earned recognition for safety and performance from industry organizations, underscoring its commitment to reliability. In 2025, the company announced a relocation of its rotational molding operations from Woburn, Massachusetts to Bedford, New Hampshire, signaling an organizational shift while maintaining its core manufacturing capabilities.