Your Home Exterior Remodeling Company Since 1978 Aspen Exterior Company is an exterior remodeling company specializing in furnishing and the installation of the finest quality windows, doors, sidings and roofs. Since 1978 we have grown from our first truck to our current 17,000 square foot Design Center, Warehouse and Production Facility. On display you will find a wide selection of products from which to choose: Windows by: Pella, Marvin, Soft-Lite, Arma-Clad & Paradigm Sidings by: Hardie, Norandex, Mastic, CertainTeed, Alside & Royal Doors by: Therma Tru, Provia & Simpson Roofing by: GAF, CertainTeed & IKO Skylites by: Velux