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Family Owned & Operated

Local. Established. Trusted.

We strive to save you both time and money by combining our use of roofing knowledge, the highest quality parts and equipment, and our dedication to delivering exceptional service. We will not leave the job until it is finished and you are satisfied. Servicing Contra Costa County, Alameda County and Solano County.

President's Award​

We have received the President’s Award in 2008 for metal roofing in the United States. Western Sierra offers great quality craftsmanship, products and competitive pricing. Call for a friendly & honest quote today.

Service You Can Count On

Committed, quality workmanship and excellent customer service. No matter if it’s roofing work, gutter work, or solar panel work that you’re in the market for, you can rest assured you made the right choice with Western Sierra. It is our passion to improve the look and the functionality of your home. And we always treat our customers’ homes with respect. Our business is fully licensed, bonded, and insured.

SunPower Dealers

No matter if it’s roofing work, gutter work, or solar panel work that you’re in the market for, you can rest assured you made the right choice with Western Sierra. It is our passion to improve the look and the functionality of your home. And we always treat our customers’ homes with respect.

We offer free estimates and a 50-year warranty on all our roofing systems. Our business is fully licensed, bonded, and insured. Whether your located in Walnut Creek, Danville, Oakland, Pleasant Hill, Lafayette, San Ramon, Orinda, Moraga, Berkeley, Brentwood, Discovery Bay, Pittsburgh, Antioch and Bay Point, Fairfield, Vacaville, Benicia we’ll come out for a FREE ESTIMATE. All you need to do is pick up the phone and make the call to get started and learn more about our services.

Looking for Roofing, Gutter, or Solar Experts?