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Licensed Low Voltage Contractors in San Diego, California

Updated November 1, 2026 from CSLB's public license file · C-7 Low Voltage Systems Contractor

  • 145licensed low voltage contractors
  • 139active (Clear)
  • 4.1%with a suspension
  • 33.1%workers' comp exempt
  • 16.2 yrsmedian time licensed
  • 77.2%corp / LLC / partnership (22.8% sole owner)
  • 11new in the last 12 months
  • —change tracking began November 1, 2026

San Diego is home to 145 low voltage contractors in CSLB's license file, ranking #1 of 5 San Diego County cities for this trade. 95.9% are Clear.

The share with a suspension (4.1%) is close to the San Diego County rate for the same license (4.6%). 33.1% report a workers' comp exemption, 7.7 points lower than the statewide figure for low voltage contractors (40.8%), so many of these businesses say they have no employees.

11 of these licenses are less than a year old, while 68.3% have been held for 10 years or more. The median is 16.2 years.

In California this work generally calls for the C-7 Low Voltage Systems Contractor license (or a B license when it is part of a larger multi-trade job). See the C-7 Low Voltage Systems Contractor guide for what the license covers.

How to check a low voltage contractor's license in San Diego

  1. Open the low voltage contractor's profile from the table below (or search San Diego listings by name). Check that C-7 appears among its classifications and that the primary status reads Clear. What C-7 covers.
  2. Before any money changes hands, verify the license on CSLB's own lookup. Our data comes from CSLB's weekly file, so a very recent change may not show here yet.
  3. Ask for the pocket license and a photo ID and match the name to your contract. Work of $1,000 or more needs a license (the $1,000 rule), and a down payment can't exceed $1,000 or 10% (down payment rules).

50 of 145 low voltage contractors in San Diego

San Diego low voltage contractors sorted with Clear licenses first, then by years licensed. Badges reflect CSLB's file dated November 1, 2026, not a rating of anyone's work.

Licensed low voltage contractors in San Diego
Business nameLicense #StatusYearsWorkers' compBond
Jackson & Blanc 188961 Clear 66 Insured On file
Alarms Unlimited Incorporated 411233 Clear 45 Insured On file
Mc Manus Enterprises 423390 Clear 44 Exempt On file
California Security & Video Systems 427088 Clear 44 Insured On file
Hy-Lang Electric California INC 479896 Clear 41 Insured On file
America's Finest Sound 491956 Clear 40 Insured On file
A C I Communications 514689 Clear 39 Insured On file
Laser Electric INC 513888 Clear 39 Insured On file
Sound Ideas INC 520572 Clear 39 Insured On file
Electro Specialty Systems 524465 Clear 38 Insured On file
Accurate Security Pros INC 532000 Clear 38 Insured On file
Elihu Shahin 553367 Clear 37 Exempt On file
Video Mechanix 560234 Clear 37 Exempt On file
Goossens Donald 585608 Clear 36 Exempt On file
Stereo Unlimited 588655 Clear 36 Insured On file
Communication Wiring Specialists INC 623901 Clear 35 Insured On file
Cls Security Electronics 675676 Clear 33 Insured On file
D I A S Construction 682098 Clear 32 Exempt On file
Envirotech INC 684671 Clear 32 Insured On file
A-Advanced Locksmiths 723177 Clear 30 Insured On file
Connectivity Masters INC 728299 Clear 30 None On file
California Commercial Security 731376 Clear 29 Insured On file
Mr Hookup Architectural Electronics INC 732114 Clear 29 Insured On file
Phoneall INC 736870 Clear 29 Insured On file
Blue Security INC 740521 Clear 29 Insured On file
Protel Communications INC 754909 Clear 28 Insured On file
Richardson's Phone Service 766297 Clear 27 Exempt On file
Csg Visual Communication INC 775330 Clear 26 Insured On file
Ciani Communications Construction 784361 Clear 26 Insured On file
Forte 792548 Clear 25 Insured On file
Newton Communications & Network Wiring 801548 Clear 24 Exempt On file
Communications World of San Diego - North INC 803024 Clear 24 Insured On file
Lantex Voice & Data Systems 805538 Clear 24 Exempt On file
Telesystems 807261 Clear 24 Exempt On file
Land and Sea Entertainment 813908 Clear 24 Exempt On file
Sun Wireless 820709 Clear 23 Insured On file
Western Communication Systems INC 822110 Clear 23 Insured On file
Lazos Communications 824871 Clear 23 Exempt On file
Security Systems Techniques INC 825146 Clear 23 Insured On file
Ervin Jackson 826602 Clear 23 Exempt On file
My Office INC 827569 Clear 23 Insured On file
Solarium Energy 829258 Clear 22 Insured On file
Calderon Builders INC 843680 Clear 22 Insured On file
A - Accountable Business Systems 843938 Clear 22 Exempt On file
Audio Impact INC 859630 Clear 21 Insured On file
Custom Pacific 865184 Clear 21 Insured On file
Southland Technology INC 864650 Clear 21 Insured On file
M&M Controls INC 874206 Clear 20 Insured On file
Datel Systems Incorporated 880356 Clear 20 Insured On file
Multimedia Interiors INC 880783 Clear 20 Insured On file

See all 145 low voltage contractors in San Diego

Source: CSLB public data · Updated November 1, 2026 Status can change at any time. Verify on CSLB's Instant License Check.

Frequently asked questions

How many licensed low voltage contractors are in San Diego?

CSLB's current public file lists 145 low voltage contractors with a San Diego mailing address. 139 have a Clear status, and 89.7% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a low voltage contractor need in California?

CSLB issues the C-7 Low Voltage Systems Contractor classification for this work. In San Diego County, 95.9% of San Diego's holders are Clear right now. The license requirement starts at $1,000 per job (the minor-work rule).

How do I check a low voltage contractor's workers' comp?

Open the contractor's profile here to see the workers' comp type and insurer from CSLB's file. In San Diego, 65.5% of low voltage contractors list a policy, 33.1% claim an exemption and 1.4% show no current coverage. Confirm the policy with CSLB's workers' comp search before work starts. How to check workers' comp.

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Guides