Composite Products, Inc. is a worldwide leader in the Direct In-Line Compounding industry for long-fiber reinforced thermoplastics. Using our patented Advantage and Advantage Plus Compounding and Molding Technologies, CPI molds many different custom designed parts for a diverse customer base. CPI also provides technology licensing services for our customers that want to mold their own parts. Through these two disciplines CPI serves industries such as automotive, agriculture, consumer electronics, and others.

Founded in 1989 by Ron Hawley and Don Harbst, CPI continues to grow as a leader in the long fiber-reinforced thermoplastic industry. Located in the scenic Mississippi Valley town of Winona, MN, CPI is centrally located to serve customers all over North America, as well as strategically aligned to serve other world markets. CPI currently has customers in the USA, Canada, Mexico, and Europe.

CPI's highly trained technical staff is ready to serve your company to provide maximum material properties at the lowest possible cost. We are dedicated to helping our customers achieve maximum benefit through the use of our molding services or our technology licensing services.

CPI Business Policy

Continuous Improvement to achieve customer satisfaction, meet or exceed legal requirements, and the requirements of ISO 14001 and TS 16949.

Prevention of pollution, accidents and customer complaints.

Innovation to develop new technologies, and to grow and diversify in the long fiber marketplace.