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Business Details
42 Years
experience
Trusted Solar Contractors in Martinez, CA
Diablo Solar has been a leader in solar energy solutions since 1984, delivering expert installation and service for residential and commercial clients across Northern California. With over 41 years of experience and 25,000 systems installed, our team of certified professionals prioritizes quality, innovation, and customer satisfaction. We specialize in photovoltaic (PV) solar-electric systems, solar pool heating, battery storage, and electrical services, using American-made products from trusted manufacturers.

Our commitment to excellence is reflected in our 25-year warranties, in-house installation teams, and comprehensive support for permits, HOA approvals, and interconnection. Locally owned and operated, we pride ourselves on personalized service, offering free consultations and customized solutions tailored to each client's unique needs. From design to installation and ongoing maintenance, Diablo Solar ensures reliable, cost-effective energy systems that reduce carbon footprints and maximize savings.
Services
Solar Electric (PV) Solar Pool Heating Battery Storage Electrical Services EV Chargers Electrical Panel Upgrades Home Remodels Custom Lighting Ceiling Fan Installation Hot Tub Electrical
Details
  • Year established: 1984
Highlights and features
  • We have 41 years of experience in solar installation and service.
  • Our team includes NABCEP-certified professionals with 250+ combined years of solar expertise.
  • We offer 25-year warranties on solar systems and use American-made products.
  • We handle all permits, HOA approvals, and interconnection processes for clients.
  • We provide customized solutions for roofs, ground mounts, and tilt-up installations.
Associations and certifications
  • NABCEP
Services
Solar Electric (PV)
Diablo Solar designs and installs photovoltaic (PV) systems that convert sunlight into electricity, reducing energy bills and carbon footprints. Our systems include 25-year warranties and are compatible with battery storage for 24/7 power. We handle all aspects from permitting to interconnection, ensuring seamless integration with PG&E and HOA requirements.
Solar Pool Heating
Our solar pool heating systems extend swimming seasons by using solar energy to maintain optimal water temperatures. Systems start at $63/month and include durable, efficient collectors from MAGEN Eco-Energy/UMA Solar. We provide customized mounting solutions for roofs, ground racks, and tilt-up structures to maximize solar exposure.
Battery Storage
Diablo Solar offers Tesla Powerwall-certified battery storage to store solar energy for nighttime or outages. Systems enable time-based control to reduce peak-rate costs and provide backup power. We integrate storage with existing solar setups or new installations, ensuring energy independence and grid resilience.
Electrical Services
We provide licensed electrical services including panel upgrades, EV charging stations, and home remodel wiring. Our team installs smart panels, ceiling fans, and outdoor lighting while ensuring code compliance. Services include diagnostics, repairs, and maintenance for residential and commercial properties.
Service & Repair
Our dedicated repair department offers seasonal shutdown/startup, re-roofing removal/reinstallation, and system diagnostics. We service all solar makes/models and coordinate with insurance companies for claims. Maintenance includes panel cleaning, inverter checks, and performance optimization to ensure long-term efficiency.
People
Bryan Raymond
President
Bryan has led Diablo Solar's sales and design teams for 20 years, developing industry-standard solar financing models. He holds a degree from the University of Nevada, Reno, and designed over 1,000 systems while managing residential installations.
Mike Powers
V.P. Operations
Mike oversees operations with 25+ years of solar installation expertise. Certified by NABCEP and major manufacturers, he manages system design and code compliance. He lives in Martinez with his family and ensures all installations meet strict quality standards.
Michael Scott
Sales and Design Manager
Michael leads the design team, specializing in solar-electric and battery systems. With 20 years of experience, he focuses on re-roofing projects and system reinstallation. He trains staff on new technologies and ensures client-specific solutions.
Dave Hampton
Senior System Designer
Dave designs pool and PV solar systems for Napa, Solano, and Contra Costa Counties. A Diablo Solar customer turned employee, he brings firsthand knowledge of client needs and ensures projects meet local regulatory requirements.
Brian Guintu
Operations and Installation Manager
Brian manages installations with 25+ years of solar and electrical expertise. He oversees re-roofing projects, battery integration, and electrical service work. Certified in multiple solar technologies, he ensures all systems operate flawlessly post-installation.
Questions
What services does Diablo Solar offer?
We provide solar electric (PV), pool heating, battery storage, and electrical services including EV chargers and panel upgrades.
Do you offer financing options?
Yes, we offer zero-down financing and help with the 30% Federal Solar Tax Credit.
Are your installers certified?
Our team includes NABCEP-certified professionals with decades of combined experience.
What warranties do you provide?
We offer 25-year warranties on solar systems and workmanship guarantees.
Do you service both residential and commercial clients?
Yes, we serve homes and businesses with customized solar and electrical solutions.
What areas do you serve?
We operate in Contra Costa, Napa, Marin, Sonoma, Alameda, and Solano Counties.
Reviews (1)
Eric Mariotti
May 12, 2017 Report
Here is a needed update. My number of stars remain the same! My system has produced $1000's worth of electricity since DS first installed the panels. Now we did have an issue with some fuses and one of the junction boxes recently. However, I emailed the owner, Bryan Raymond, who got his crew out there right away. The repair guy, Bryan Patterson, came within a week and had it working full speed in no time.

He would email me and let me know what he found and what was done. True professional, and it was covered under the warranty. Several of my neighbors have now followed and have had systems installed as well, and I will continue to encourage anyone thinking of a system to go with Diablo Solar. If anyone ever wants to come and see my system, feel free to reach out.