Top Rated Commercial Electrical Contractors Serving San Jose, CA

If you really care about choosing a quality commercial electrical contractor, we’re here for you. Here’s your access to the best commercial electrical contractors serving San Jose including 95123, 95127, 95111, 95112 and 95122. These commercial electrical contractors provide commercial wiring and energy-efficient lighting solutions, and they also work on electrical system design and installation, parking lot lighting repair and security system wiring and installation. For 22 years we’ve conducted the most accurate ratings and deepest research of local contractors, so you’ll be confident in choosing.

  • Last Updated Dec 05, 2025
  • 2,020 people sourced companies in Electrical Contractor - Commercial
    688 Verified Electrical Contractor - Commercial Customers Surveyed
688
2020
1 of 4

Service Champions

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Service Champions is a leading provider of premier home services in Northern California. The company's expertise includes electrical, plumbing, heatin...
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Main Services

Electrical Contractor
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Additional Services

Main Panel & Subpanel Replacement, Recessed Lighting, Outlets, Switches, Breaker Replacement, Whole or Partial Home Rewiring, Dedicated Circuits for Tripping Breakers, Troubleshooting, Electric Vehicle (EV) Charger Installation, Whole Home Generators, Home Surge Protectors

Coverage Areas

Alameda County, Contra Costa County, Santa Clara County, San Mateo County

Residential Only
Residential Only
Free Estimates
Free Estimates
Live Phone Call Answers
Live Phone Call Answers
Diamond Certified Expert Contributor
Diamond Certified Expert Contributor
Diamond Certified Video Profile
Electrical Contractor - Service Champions - Alameda County
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Diamond Certified Company Report
Scott Mamola, General Manager-Service Champions
Scott Mamola, General Manager
Expert Contributions
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  • 1747
  • Rating Surveys
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  • 9
  • Photos
    & Videos
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  • 5
  • Researched Articles
    • Quick Connect
    Hours CLOSED NOW
    License:
    817040
    2 of 4

    California Power and Light

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    California Power and Light is a full-service electrical contracting firm that serves residential, commercial and industrial clients throughout Santa C...
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    Main Services

    Electrical Contractor
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    Additional Services

    Recessed & Track Lighting, Fixture Replacement & Repair, Panel Changes & Upgrades, Outlets, Switches & Dimmers, Paddle Fans, New Dedicated Circuits, Home Inspections & Repairs, Appliance Circuits, Emergency Troubleshooting

    Brands

    Square D

    Coverage Areas

    Santa Clara County

    Family Owned
    Family Owned
    Established in 1996
    Established in 1996
    Residential & Commercial
    Residential & Commercial
    Free Quotes & Consultations
    Free Quotes & Consultations
    Diamond Certified Video Profile
    Electrical Contractor - California Power and Light - Santa Clara County
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    Diamond certified resource logo
    Diamond Certified Company Report
    Henry Acosta, Owner-California Power and Light
    Henry Acosta, Owner
    Expert Contributions
    ratings icon
    • 113
    • Rating Surveys
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    • 8
    • Photos
      & Videos
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    • 5
    • Researched Articles
      • Quick Connect
      Hours CLOSED NOW
      License:
      720684
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      Avant Electric, Inc.

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      Avant Electric, Inc. provides a wide range of electrical repair and installation services for residential and commercial clients in Santa Clara, San M...
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      Main Services

      Electrical Contractor
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      Additional Services

      Electrical Repairs & Installations, Generator Installations, Whole House Rewiring, Panel Upgrades, Level 2 and 3 Electric Vehicle Charging Stations, Main Switch Gear Upgrades & Transformers, Parking Lot Lighting

      Brands

      Leviton, Lutron, Siemens, SPAN, Square D

      Coverage Areas

      Santa Clara County, San Mateo County, Santa Cruz County

      Diamond Certified Video Profile
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      Diamond certified resource logo
      Diamond Certified Company Report
      ratings icon
      • 10
      • Rating Surveys
      video icon
      • 13
      • Photos
        & Videos
      articles icon
      • 5
      • Researched Articles
        • Quick Connect
        Hours CLOSED NOW
        License:
        1045987
        4 of 4

        E.G. Electrical Services

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        E.G. Electrical Services offers full-service electrical work to residential, commercial and industrial clients in Santa Clara County. Services include...
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        Main Services

        Electrical Contractor
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        Electric Vehicle Charging Station Contractor
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        Additional Services

        Tesla, Chevrolet and Toyota Charging Stations, Upgrades of Single-Phase and Three-Phase Systems (Up to 600 Volts), Main Panel and Subpanel Upgrades, LED Recessed Lighting, Kitchen and Bathroom Remodeling, Complete Rewiring, Commercial Lighting Systems, Commercial and Industrial Machinery Circuits, Back-Up Generators, Troubleshooting and Repairs of Electrical Systems

        Coverage Areas

        Santa Clara County

        Diamond Certified Video Profile
        Electrical Contractor - E.G. Electrical Services - Santa Clara County
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        Diamond Certified Company Report
        Edward Gorginian, Owner-E.G. Electrical Services
        Edward Gorginian, Owner
        Expert Contributions
        ratings icon
        • 257
        • Rating Surveys
        video icon
        • 8
        • Photos
          & Videos
        articles icon
        • 5
        • Researched Articles
          • Quick Connect
          Hours CLOSED NOW
          License:
          978103
          Learn how to choose a Electrical Contractor - Commercial and more…

          Diamond Certified Commercial Electrical Contractors Serve These San Jose ZIP Codes

          95123, 95127, 95111, 95112, 95122, 95116, 95125, 95124, 95148, 95136, 95132, 95129, 95121, 95120, 95128, 95126, 95118, 95131, 95117, 95133, 95134, 95135, 95138, 95110, 95130, 95119, 95139, 95113, 95101, 95103, 95106, 95108, 95109, 95115, 95141, 95150, 95151, 95152, 95153, 95154, 95155, 95156, 95157, 95158, 95159, 95160, 95161, 95164, 95170, 95172, 95173, 95190, 95191, 95192, 95193, 95194, 95196

          Diamond Certified Commercial Electrical Contractors In San Jose

          Diamond Certified commercial electrical contractors serving San Jose are rated an average of 4.6 out of 5 stars based on 921 reviews of 6 rated commercial electrical contractors.
          Diamond Certified commercial electrical contractors in San Jose Avg. Star Rating.

            Map of San Jose, CA

            San Jose was founded in 1777, and today, your 1,025,350 neighbors enjoy scuba diving, hot air balloon rides, art shopping, bowling and golfing. San Joseans use Diamond Certified commercial electrical contractors for lighting control, subpanel installation, commercial electrical maintenance, commercial electrical system expansions and upgrades, commercial electrical troubleshooting, and more.

            Frequently Asked Questions for Electrical Contractor - Commercial in San Jose, CA
            Q: What are clients of Diamond Certified commercial electrical contractors saying about contractors in San Jose, CA?
            A: Verified Service Champions Customer, one of 676
            "They were very efficient and I would recommend them. Very efficient, did a really good job, met my needs and the price came in better than I thought it would be. It was the best price for the work that they did." -Robert M.
            All Survey Responses for Service Champions
            Verified California Power and Light Customer, one of 113
            "I would tell others that they are very trustworthy, they do professional work, and they know specific ways things need to be done for safety codes and whatnot. They were just really good people, the work, and everything I guess." -Jenn B.
            All Survey Responses for California Power and Light
            Q: What are some of the most popular brands that Diamond Certified commercial electrical contractors use when working with San Jose residents?
            A: Diamond Certified commercial electrical contractors use top-quality brands like Southwire, Burndy, Philips, Panduit and Legrand.
            Q: Can Diamond Certified commercial electrical contractors work with Siemens products and similar items so I can get commercial wiring in San Jose?
            A: Yes, Diamond Certified commercial electrical contractors can work with Siemens products and similar items for commercial wiring in San Jose.
            Q: What did people search for when they wanted to find the best quality commercial electrical contractors in San Jose?
            A: Energy-Efficient Lighting Solutions
            Fire Alarm System Installation And Maintenance
            Commercial Electrical System Expansions And Upgrades
            Electrical System Design And Installation
            Electrical Safety Assessments

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            Our San Josean's Guide to Local Quality

            San Jose is our home and we love it! Here you’ll find the best spots to revisit, the San Jose events schedule, local social media links, stories of our San Jose area unsung heroes and much more. Connect with your neighbors and share what you love about our hometown. Plus, join us as a San Jose Diamond Certified Preferred Member (always free).
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            This aerial shot of downtown San Jose includes the historic Bank of Italy building and the expansive Santa Clara Valley in the distance. Photo: Dreamframer

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