Colorado Commercial Roof Certifications Warranties:

Certifications & Warranties

Our Certified Commercial Contractor accreditations for leading brands such as CertainTeed, Duro-Last, GAF, Mule-Hide, and Owens Corning enable us to offer the best warranties available in the roofing industry to our commercial roofing customers.

We have received the highest levels of roofing certifications from manufacturers and roofing organizations. We are a CertainTeed SELECT ShingleMaster Roofing Company, a certification held by less than 1 percent of the roofing contractors in America. We are a Authorized Contractor for Duro-Last, the top thermoplastic membrane with the best warranty. GAF, America’ leading roofing brand, has accredited us with the GAF Certified Master Elite Roofing Contractor, and GAF Certified Master Commercial Roofing Contractor certifications. Owen’s Corning, one of world’s leading companies, has given us the Owen’s Corning Preferred Contractor status, meeting their strict standards. Mule-Hide has given us the Certified Mule-Hide Heat-Weld Warranty Eligible Applicator and EPDM Warranty Eligible Applicator status. When it comes to tile roofing, we are among the top roofing companies in America, having completing the Tile Roofing Institute’s (TRI) TRI Installer Certification Program.

Certainteed select shinglemaster roofing company denver
Duro last certified installer denver
GAF Certified master commercial roofing contractor denver
Mule hide certified heat welder epdm applicator denver
Owens corning preferred roofing contractor denver
Tile Installer certification denver

Call Denver Roofers for your FREE Roof Estimate and Inspection @ 303-781-8185.


303-781-8185 (Office)
303-781-4875 (Fax)
Email Us


Monday to Friday 8am-5pm
Evening and Weekend appointments available.


Denver Roofers offer the best colorado commercial roof warranties in the Denver metro and Colorado Front Range areas including Arvada, Aurora, Bailey, Boulder, Bow Mar, Brighton, Broomfield, Castle Rock, Castle Pines, Centennial, Commerce City, Conifer, Denver, Englewood, Evergreen, Frederick, Firestone, Golden, Greeley, Greenwood Village, Highlands Ranch, Ken Caryl, Lakewood, Larkspur, Littleton, Lone Tree, Longmont, Northglenn, Thornton, Parker, Wheat Ridge, Westminster, Colorado.