Tri-Mack Plastics Manufacturing

Plastics ManufacturingRhode Island, United States51-200 Employees

Tri-Mack Plastics Manufacturing is an engineering-driven plastics provider that serves the aerospace, defense, medical, and industrial sectors with high-performance parts and assemblies. With more than five decades of experience, the company develops components from high-temperature thermoplastics and continuous fiber-reinforced thermoplastic composites. Its quality systems are certified to AS9100D/ISO 9001:2015 and NADCAP.

Based in Bristol, Rhode Island, the company operates as a mid-sized manufacturer that supports customers from initial concept through full production, aiming to meet their specifications. In 2026, Tri-Mack completed a sustainability initiative by installing solar panels on the facility roof, reflecting an emphasis on environmental considerations within its operations.

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