When you're ready to experience premium, affordable home energy technology and storage solutions, we'll be there for you.
- Request Your Consultation
- Call Us to Get Started 888-815-6633
San Francisco Solar Company
Serving All of California with Our Premium Diamond Certified Services
Our California solar experts at SolarUnion are dedicated to helping you
harness the clean and renewable power of the sun in your home. We deliver
the high-quality service, parts, and designs that you need—creating
long-lasting, intelligent designs that can grow with you into the future.
Our solar developers offer a turnkey solution with asset management for
the entire life of your solar asset. Unlike traditional solar installers,
our commitment to our clients goes beyond the installation alone. When
you choose us, we treat you like family and always make sure to explain
the entire solar process from start to finish. Every one of our installations
carries a 25-year performance guarantee, which means we always fix underperforming
systems at no cost to you, including labor and parts. We also offer an
industry-leading 25-year roof integrity warranty.
We have offices throughout California, including San Diego, Stockton, and San Francisco, which enables us to provide unparalleled installation and service to the entire state.
No matter where you live, from San Diego to Sacramento, or beyond, SolarUnion stands ready to serve, providing the utmost care and personalized attention for every one of our customers.
Our services include:
- Solar system installation
- Energy storage solutions
- Detailed roof inspections
- Electrical panel upgrades
- Solar EV charging installation
Call us at (888) 815-6633 today to learn more about the benefits of solar energy and storage solutions in your home!
To make premium home energy technology accessible to all homeowners at an affordable rate that will reliably take care of their energy needs for 25 years.
Call (888) 815-6633 to Be A Part of the SolarUnion Family
Our Solar & Storage Services
Customer Testimonials
We're Committed to Your Satisfaction
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I have told all my friends and neighbors about the benefits of our solar installation!
“Dear Mr. Castillo and Mr. Sandoval, This note is just to inform you that the solar production at my residence for year two has exceeded the contracted amount. I am quite pleased, and the system has ...”
- Larry -
Operational in 5 weeks!!!
“Unbelievable. Went from site inspection to system being fully operational in 5 weeks.”
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They were very quick to follow through!
“They were very quick to follow thru at every step, and extremely responsive to every question.”
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They encouraged me to go out and keep comparing
“I had never been invited by a salesperson to stop the conversation right there, go out and compare.”
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Solar system is delivering incredible power!
“The optimized solar system is delivering incredible power and more than enough to zero out the electric bill and sell some to the grid.”
The SolarUnion Philosophy
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We Treat Customers Like Family
You can hold us accountable for decades. We will stand behind our work and do whatever it takes to remedy any issues you have.
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Our Guarantee to You
We offer a comprehensive Trifecta guarantee that covers for parts, labor and production for 25 years.
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The Most Reliable Home Energy Provider
We value delivering certainty when it comes to installing and maintaining clean, reliable solar energy.
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We're Committed to Educating
Solar is complicated and SolarUnion is here to educate homeowners not to push sales. We hire solar advocates, not sales reps.
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We Respect the Roof
We treat our customers' roofs like they are our own. An install will not be rushed if it means jeopardizing the integrity of the roof.
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Making Solar Accessible to All
Our goal is to help foster the adoption of renewable energy. No matter the type of roof or your credit, you can go solar.
