Company Description. Founded in 1988, Fiber Chem, Inc. is a privately held industrial insulation contractor with offices in Casper, WY, and Dubuque, IA. We specialize in the insulation and jacketing of storage tanks, pipes, and vessels, as well as removable blankets and tracing for the asphalt, chemical, fertilizer, oil, ethanol, biodiesel, and energy industries. We also insulate TES tanks for data centers. Our design, application process, and te...