Erickson Spray Foam provides professional spray foam insulation for residential, commercial, industrial, and agricultural clients in Wisconsin including Milwaukee, Lake County, Madison, Green Bay, Kenosha, Racine, Appleton, Waukesha, Oshkosh, Janesville, West Allis, La Crosse, Wauwatosa, Sheboygan, Fond du lac, and Northern Illinois including Chicago, Aurora, Rockford, Elgin, Naperville and Joliet. Quality service. Trusted results.