Electrical contractor (C-10) in Livermore, CA
13 licenses · checked Oct 27, 2026
There are 13 Electrical contractor (C-10) licenses with an address of record in Livermore, CA, in the CSLB License Master data checked Oct 27, 2026. That is 0.3% of the 3,983 such licenses statewide; Livermore ranks #74 of 620 CA cities for this license type. They are spread across 2 ZIP codes; the most common are 94551 (10), 94550 (3). Most list Alameda County. By business type: Corporation 10, Limited Liability 2, Sole Owner 1. The median first-issue year is 2018; the oldest license dates from 2015. 8 of them come up for renewal or expiration in the next 12 months, so re-check status before you sign a contract.
What a Electrical contractor (C-10) license covers
Electrical (C-10) covers placing, installing, erecting or connecting electrical wires, fixtures, appliances, conduits and apparatus that generate, transmit or use electrical energy, including service panels and solar photovoltaic wiring.
How to verify a license
Enter the license number in CSLB Instant License Check and confirm the status is active, the classification matches the work, and the contractor has a current bond and workers' compensation coverage (or a valid exemption). California requires the license number on contracts and advertising. Official lookup: CSLB Instant License Check.
Electrical contractor (C-10) licenses in Livermore
Showing 13 of 13, A to Z. Listing order is alphabetical, not a recommendation.
- Barker Heating & Cooling#1043930 · 94551
- Calenergy Electrical Corporation#1001398 · 94551
- Direct Current Systems#1037185 · 94551
- Electrical & Electronic Services LLC#1050839 · 94551
- Eleven Electrical INC#1062572 · 94551
- Five OR Free Electrical Solutions INC#1002667 · 94550
- Fuse Electric#1038662 · 94551
- High 5 Builders INC#1027755 · 94551
- Kukahiko INC#1039550 · 94551
- Pacific Signaling Systems#1029420 · 94551
- Purus INC#1059782 · 94551
- Streamline Power#1007841 · 94550
- Synergy Power#1025715 · 94550
Frequently asked questions
How many Electrical contractor (C-10) licenses are in Livermore?
13 active licenses in the CSLB License Master data checked Oct 27, 2026 (0.3% of CA).
What does a Electrical contractor (C-10) license cover?
Electrical (C-10) covers placing, installing, erecting or connecting electrical wires, fixtures, appliances, conduits and apparatus that generate, transmit or use electrical energy, including service panels and solar photovoltaic wiring.
How do I verify a Electrical contractor (C-10) license in Livermore?
Enter the license number in CSLB Instant License Check and confirm the status is active, the classification matches the work, and the contractor has a current bond and workers' compensation coverage (or a valid exemption). California requires the license number on contracts and advertising. Use the license number shown here with the CSLB Instant License Check.
How many Livermore Electrical contractor (C-10) licenses expire soon?
8 of 13 have an expiration date in the next 12 months. A license that lapses must be renewed before the holder can work under it again.
Other license types in Livermore
General building contractor (33) · HVAC contractor (C-20) (9) · Landscaping contractor (C-27) (8) · Low-voltage contractor (C-7) (7) · Plumbing contractor (C-36) (6) · General engineering contractor (5) · Painting contractor (C-33) (4) · Tile contractor (C-54) (4) · Swimming pool contractor (C-53) (3) · Roofing contractor (C-39) (3) · Flooring contractor (C-15) (3) · Glazing contractor (C-17) (3)
All Electrical contractor (C-10) licenses in CA →
Source: CSLB License Master. Licensed California is independent and not affiliated with the licensing agency. Data checked Oct 27, 2026.