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Cobalt Power Systems Inc Cobalt Power Systems Inc
Serving the Bay Area 650-817-7791
Reliable Energy.Relentless Standards. Built on trust, powered by expertise, and driven by a commitment to do things right.

Nathan Porter

Solar Designer

About

Nathan Porter offers more than 15 years of experience in renewable energy and storage, including 14 years with Cobalt Power Systems. He holds an A.S. degree in Electrical Technology and specializes in designing custom solar and battery systems for architects, contractors, and homeowners. As a Senior System Designer, Nathan focuses on delivering high-performance, long-lasting energy solutions tailored to each client’s unique needs. He places strong emphasis on product quality, system reliability, and long-term value. Known for his technical precision and client dedication, he brings deep expertise to every project. When not working, Nathan enjoys traveling and spending time outdoors with his family

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  • "We are thrilled that we went with Cobalt."
    Janet Saratoga
  • Excellent company.
    Jack
  • The experience was very pleasant; the Cobalt team was very knowledgeable and informative.
    Anders San Jose
  • The installation of panels on my roof was done very well.
    Max Burlingame
  • "We’ve had a great experience with Cobalt!"
    Joe Saratoga
  • Cobalt was among the most professional team that we have used
    Ed K. Mountain View, CA
  • "They made this experience very quick and easy."
    Mike Woodside
  • "Cobalt Power Systems redefines customer service and support."
    Russ Los Altos
  • "They were very thorough about everything."
    Claire Los Altos

    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.
    Powering a Better Future We Are Ready to Help

    At Cobalt Power Systems, we deliver long-term, sustainable energy solutions that help our clients—from homeowners to contractors—achieve energy independence. Since 2003, we’ve completed over 4,000 solar and storage systems across Northern California, earning a reputation for technical excellence, trusted service, and lasting performance. Whether new construction or retrofit, every system we design is built to exceed expectations and support a cleaner, more reliable energy future.

    • By submitting, you agree to receive text messages from Cobalt Power Systems Inc at the number provided, including those related to your inquiry, follow-ups, and review requests, via automated technology. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency may vary. Reply STOP to cancel or HELP for assistance. Acceptable Use Policy