Compare the current most-reviewed company profiles with a primary address in Alameda, Contra Costa, Marin, and Sonoma Counties. Rankings use recorded public review counts and are a local starting point—not an endorsement.
Regional focus: Residential installations, historic-home retrofits, winery and agricultural solar, and regional green-building projects.
Companies appear here because their directory profile lists a primary city in Alameda, Contra Costa, Marin, and Sonoma Counties. Confirm service area, licence, insurance, equipment, and warranties before choosing an installer.
Richmond, California
SunPower Corporation is a leading provider of solar energy solutions, headquartered in San Jose, California. Founded in 1985 by Richard Swanson, the…
Livermore, California
Your Energy Solutions is a top-rated California solar installation company, proudly serving the Bay Area and Central Valley since 2008. We specialize…
Concord, California
High Definition Solar proudly serves Northern California since 2010. The company is independently rated as highest in quality and is Diamond Certified,…
Dublin, California
Solar Bill Review LLC is a family-owned renewable energy company based in Dublin, CA. The company values customer satisfaction, honesty, and social…
Concord, California
We are one of the fastest growing Solar companies and are determined to change the world one home at a time. We…
Concord, California
KOTA Energy Group specializes in residential solar panel design and installation. Founded in 2018, the company serves customers in 13 states and…
Santa Rosa, California
At First Response Solar, we believe in providing top quality products, offering superior workmanship, and maintaining long term relationships with our customers.…
Sebastopol, California
Vital Energy Solutions is a full-service solar and backup power installer, offering residential and commercial solar services, battery, and generator solutions. The…
Fremont, California
Besty Solar Inc. is a top solar broker in California that aims to make solar shopping easy and affordable for everyone. They…
Sebastopol, California
Taylor Energy is a company based in California, engaged in the Research & Development of sustainable energy solutions. The company focuses on…
