Asphalt shingle brands installed in Portland
Five major manufacturers serve the Portland metro asphalt market. We match you with credentialed installers for each brand's top tier — Master Elite, Platinum Preferred, SELECT ShingleMaster, ShieldPRO Plus, Emerald Pro Plus.
GAF
GAF is the largest asphalt shingle manufacturer in North America by volume, and Timberline HDZ is the single most-installed asphalt shingle in the Portland metro. This page covers what's actually different between GAF installer credentials ...
Owens Corning
Owens Corning is the second-largest asphalt shingle manufacturer in the US after GAF and the third-most-installed brand in Portland (behind GAF and CertainTeed). The TruDefinition Duration line uses SureNail Technology — a strip of reinforc...
CertainTeed
CertainTeed is the third-largest US asphalt manufacturer and arguably the strongest in the heritage / luxury asphalt category. Landmark is the workhorse line; Landmark Pro and Landmark Premium offer thicker, more dimensional aesthetics; Hig...
IKO
IKO is the largest privately-held asphalt manufacturer in North America and has gained Portland market share consistently in recent years. The Cambridge line is the volume product; Dynasty is the standout impact-rated shingle (Class 4 UL 22...
Malarkey
Malarkey Roofing Products is headquartered in Northeast Portland and has been making asphalt shingles since 1956. The local manufacturing matters for two reasons: shorter supply chain (less lead time, lower transport cost) and a deeper inst...
Disclosure: Manufacturer names (GAF, Owens Corning, CertainTeed, IKO, Malarkey) are used as nominative fair use to describe materials matched contractors may install. We are not authorized by, affiliated with, or endorsed by any of these manufacturers. All installation is performed by independent Oregon CCB-licensed contractors.