GPI Corporation

101 Northern Rd, Schofield, WI, 54476
(715) 359-6123

Fiberglass Tanks, Vessels and Composite Components

GPI Corporation has been designing and manufacturing custom composite products for over 40 years. By providing superior products and using state of the art technology, GPI Corporation has emerged as a leader in the composites industry.

The owner and President, George Zinser, purchased the company in 1973. Throughout the years, George has acquired a wealth of knowledge and experience that transcends his formal training from the Milwaukee School of Engineering, class of 1961. With the help of his son Brian, who graduated from the same alma mater, class of 1988, there is over 50 years of engineering experience at GPI Corporation

GPI Corporation has been an active member of the Composites Fabricators Association (CFA), the leading trade association in the field, since 1982. As such, we are aware of new industry trends and technologies and we are constantly improving on our designs, materials and manufacturing processes. George has even served as the President of the CFA from 1990-91.