William I.
10/2/2025
I have been a customer of Diablo Solar for almost 25 years. While I do not usually write reviews for businesses, I feel compelled to do so in this case. Diablo Solar has provided me an...
Diablo Solar Services, Inc.
Closed
(290)
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5021 Blum Rd Ste 2
Martinez, CA 94553
Diablo Solar is the East Bay Area's oldest and most experienced solar installation and service company. Serving Contra Costa, Napa, Alameda and Solano Counties, Diablo Solar has installed over 22,000 solar systems since 1984. Diablo Solar installs and services photovoltaic (PV) solar-electric systems, swimming pool solar heating systems, hybrid combination CoolPV pool/PV systems, energy storage battery back-up systems and domestic hot water (DHW) systems. Diablo Solar is locally and owned and operated and has a combined 250 years of solar installation and service experience. 35 years in business...22,000+ solar systems installed...1 local company...Diablo Solar!
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Reviews
4.0290 reviews
Scott W.
8/8/2025
Update: The services senior leader called to discuss the issues. He was very polite and professional. He also shared the depth of the challenges with the company that manufactured our panels....
David B.
12/27/2024
I still highly recommend Diablo Solar! I found a roof leak on Christmas Eve, of course. Called Mike the VP of Diablo the day after Christmas and had a crew of 5 here 30 minutes ahead of scheduled...
Michael S.
6/6/2024
It was time to replace my roof and that involved taking down my pool solar panels and then reinstalling them. The folks at Diablo Solar, as always, were on the job with fast and efficient service....
Annie A.
9/9/2025
AVOID Diablo Solar! A once-good company was sold to its employees years ago and now is resorting to scam tactics to get me, a customer since 1992, to pay for repairs not even performed, on a...
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