'Whether you're making home improvements or you need a brand new roof on a commercial building, you can count on Bob Behrends Roofing & Gutters, LLC. For over 30 years, weâ€™ve been serving residential and commercial customers in Greeley, CO and the surrounding areas with complete roofing and gutter solutions. Services we offer include: New roof construction Re-roofing & repairs Asphalt & shingle roofs Composite roofs Tile & slate roofs Wood shake roofs Flat roofs system Gutters & downspouts We are a preferred installer for Owens Corning and CertainTeed, two of the largest shingle manufacturers in the US. One of the benefits of being a preferred installer is that we can sell customers extended warranties that other companies can't. No job is too big or small. Call Bob Behrends Roofing & Gutters, LLC today for a free estimate.