Matteson-Ridolfi, Inc. represents our various suppliers in the Midwest and Mid-Atlantic regions of the US. Matteson-Ridolfi's corporate offices are located in Riverview, Michigan, which is just south of Detroit. Matteson-Ridolfi's regional sales representatives are based out of Riverview, MI, Grand Rapids, MI, Cleveland, OH, Louisville, KY, and Philadelphia, PA. We also provide stocking locations in Detroit, Cleveland, Louisville, Philadelphia, and St. Louis.
Peninsula Polymers services customers across North America. Please visit penpoly.com for more information.