Why Granite State Plastics

At GSP, we are an extension of our customer’s manufacturing capabilities. Injection molding and assembly are our core competencies, and we focus on protecting our customers and their assets. Our processing abilities (40 to 450 tons with 31 machines in our Hudson facility, including class 7 and 8 cleanroom molding), combined with unique materials and tight tolerance parts, allow us to find you the best solution available. We’ve been dedicated to continuous improvement since 1969, and strive for innovation daily. Integrity, competitive pricing, superior quality, and outstanding service have earned GSP its place among the top providers in the industry.