Alternative Roofing Systems, Inc.

Alternative Roofing Systems, Inc. is one of the leading Certified Duro-Last Single-Ply PVC Installers in the Pacific Northwest, having installed over 12 million square feet while carrying an average 99% quality inspection rating. We partner with a wide array of customers including building owners, property managers, general contractors, architects and engineers to successfully install the highest quality waterproofing system.

Our team holds title to the largest Duro-Last Roof Installation on the West Coast, installing nearly 12 acres of Single-Ply PVC at Travis Industries in Mukilteo, Washington. Although we are a small business, our reputation and commitment to customer satisfaction is mighty. Our motto is simple, "Treat our employees, customers and suppliers as we would family; whilst installing the world's best roof, with the world's best team!"