Why Cobalt? Built on Trust. Driven by Results.

Why Cobalt Power Systems Inc.?

The Benefits of Our San Francisco Bay Area Solar Installation

Cobalt Power Systems Inc. was founded in 2003, before solar became mainstream for homes and businesses. We strongly believe in the concept of renewable energy and are committed to providing affordable, reliable, hassle-free, and compelling solar energy systems.

We have completed more than 3,300 solar photovoltaic (PV) systems throughout the San Francisco Bay Area and our solar energy experts have a wealth of experience in PV systems, including grid-tied systems, battery backup systems, roof mount, ground mount, pole mount, and most types of roofs. Our San Francisco Bay Area solar installers' in-depth knowledge of the industry benefits our customers by giving them peace of mind that we can help guide them to the best solution for their particular home or business.

Smart, Sustainable Living Backed by Cobalt Power

A Berkshire Hathaway or Intero home, equipped with a Cobalt Power System, delivers tangible benefits that last for decades.

Future-Ready, High-Performance Systems
Our custom solar, battery, and demand solutions are built to last—maximizing resilience, savings, and value.
Seamless Delivery, Start to Finish
We handle every step in-house - from design to installation to service - for a smooth, stress-free experience.
Client-Focused. Quality-Driven. Proven.

We earn five-star ratings and lasting partnerships by putting your goals and project success first.
Trusted Experts in Solar & Storage
With 4,000+ installations and 20+ years of experience, we deliver complex energy systems with precision and care.

"We are thrilled that we went with Cobalt."
Janet Saratoga
"Cobalt delivered the best contractor service I have ever experienced."
Ken Hillsborough
Excellent company.
Jack
Cobalt’s team provided great communication in regard to the project; the team members were always on time.
Marilyn San Jose
"They were very thorough about everything."
Claire Los Altos
"They were professional and did a really clean install.”
Erin & George San Jose
The system works great, the installation was very professional
Brian Los Altos Hills
The experience was very pleasant; the Cobalt team was very knowledgeable and informative.
Anders San Jose
Cobalt was reliable, effective, and knew how to get things done.
Gil San Jose, CA

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