CertainTeed Northgate Max Def Heather Blend

Mountlake Terrace, WA | 2018

Cornerstone Roofing replaced the composition roof on this Mountlake Terrace home with new CertainTeed Northgate Max Def Heather Blend composition shingles.

Free Estimate

“I especially appreciated the thoroughness, knowledge, and professionalism of our estimator Mike whose proposal stood out from the estimates of other companies and was a major factor in my decision to go with Cornerstone, a local award-winning company.”

Mountlake Terrace, WA Homeowner

Cornerstone Roofing Project Photos

Why Cornerstone?


Experienced & Reputable

Installing Asphalt Shingle and Cedar Shake roofs since 1996. We have been recognized as one of the Puget Sound's top rated roofers.



Licensed, Bonded, Insured

Cornerstone has operated under the same license for more than two decades. License # CORNERI011CM.



Fair Pricing Plus Financing Available

Cornerstone's experienced estimators are accurate and detailed. We offer No Payments and No Interest for 12 months (OAC).

Cornerstone Roofing, Inc.



Serving King and Snohomish Counties

SINCE 1996