California regional installer directory

Top solar companies in Silicon Valley & South Bay

Compare the current most-reviewed company profiles with a primary address in Silicon Valley and the South Bay. Rankings use recorded public review counts and are a local starting point—not an endorsement.

Regional focus: Premium residential systems, smart-home integration, EV charging, and corporate-campus energy projects.

Ranked by review count

The most-reviewed profiles in Silicon Valley & South Bay

Directory data updated November 1, 2026

Companies appear here because their directory profile lists a primary city in Silicon Valley and the South Bay. Confirm service area, licence, insurance, equipment, and warranties before choosing an installer.

Our directory currently has 9 reviewed profiles in this region. We will add more as coverage grows.

  1. 1

    San Mateo, California

    SolarSesame

    4.9
    Google rating
    Business type
    Battery Storage Installation
    Public reviews
    4.9 from 90
    Experience
    Not listed
    • Battery Storage Installation
    • Solar Consultation

    SolarSesame was formed because we became frustrated seeing homeowners worry about rising electricity bills. When we realized that we could save homeowners…

    View profile
  2. 2

    San Jose, California

    Simmitri, Inc.

    4.8
    Google rating
    Business type
    Residential specialist
    Public reviews
    4.8 from 89
    Experience
    Not listed
    • Residential Solar
    • Solar Consultation

    Simmitri, Inc. is a company based in San Jose, California, offering innovative solar solutions and green roofing services to homes and businesses…

    View profile
  3. 3

    San Jose, California

    Clean Solar

    4.5
    Google rating
    Business type
    Residential and commercial
    Public reviews
    4.5 from 62
    Experience
    Not listed
    • Battery Storage Installation
    • Commercial Solar
    • Residential Solar

    Clean Solar is the Bay Area’s leading residential and commercial solar installation company. It offers comprehensive, custom solar solutions to meet specific…

    View profile
  4. 4

    San Jose, California

    Highlight Solar

    4.8
    Google rating
    Business type
    Residential and commercial
    Public reviews
    4.8 from 57
    Experience
    Not listed
    • Battery Storage Installation
    • Commercial Solar
    • Residential Solar

    Highlight Solar is a leading residential and commercial solar installation company based in San Jose and the San Francisco Bay Area. They…

    View profile
  5. 5

    San Jose, California

    Soleeva

    4.4
    Google rating
    Business type
    Residential and commercial
    Public reviews
    4.4 from 39
    Experience
    Not listed
    • Battery Storage Installation
    • Commercial Solar
    • Residential Solar

    Soleeva is a solar company founded in 2010 by an engineer and a manufacturing finance executive. Their goal was to develop higher-output,…

    View profile
  6. 6

    San Jose, California

    Bright World

    4.6
    Google rating
    Business type
    Residential and commercial
    Public reviews
    4.6 from 29
    Experience
    Not listed
    • Battery Storage Installation
    • Commercial Solar
    • Residential Solar

    Bright World specializes in providing clean energy solutions, particularly in solar energy. They offer residential and commercial renewable energy services, partnering with…

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  7. 7

    Campbell, California

    California Glass and Solar

    5.0
    Google rating
    Business type
    Residential and commercial
    Public reviews
    5.0 from 28
    Experience
    Not listed
    • Commercial Solar
    • Residential Solar
    • Solar System Maintenance

    California Glass and Solar is a woman-owned business that has been operating for over a decade. They are fully licensed and insured,…

    View profile
  8. 8

    Mountain View, California

    Cobalt Power Systems Inc.

    4.7
    Google rating
    Business type
    Residential and commercial
    Public reviews
    4.7 from 13
    Experience
    Not listed
    • Battery Storage Installation
    • Commercial Solar
    • Residential Solar

    Cobalt Power Systems, Inc. has been installing complete residential and commercial photovoltaic (PV) and energy storage systems since 2003. The company was…

    View profile
  9. 9

    San Jose, California

    SEC Services

    4.6
    Google rating
    Business type
    Residential specialist
    Public reviews
    4.6 from 9
    Experience
    Not listed
    • Battery Storage Installation
    • Residential Solar
    • Solar System Maintenance

    SEC has redesigned the standards for how solar is delivered to the residential market by providing the best options and more importantly,…

    View profile

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