Electrical contractor (C-10) in Rancho Cucamonga, CA

28 licenses · checked Oct 27, 2026

There are 28 Electrical contractor (C-10) licenses with an address of record in Rancho Cucamonga, CA, in the CSLB License Master data checked Oct 27, 2026. That is 0.7% of the 3,983 such licenses statewide; Rancho Cucamonga ranks #17 of 620 CA cities for this license type. They are spread across 5 ZIP codes; the most common are 91730 (10), 91739 (8), 91701 (4). Most list San Bernardino County. By business type: Corporation 18, Sole Owner 7, Limited Liability 2, Partnership 1. The median first-issue year is 2017; the oldest license dates from 2015. 15 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 Rancho Cucamonga

Showing 28 of 28, A to Z. Listing order is alphabetical, not a recommendation.

Frequently asked questions

How many Electrical contractor (C-10) licenses are in Rancho Cucamonga?

28 active licenses in the CSLB License Master data checked Oct 27, 2026 (0.7% 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 Rancho Cucamonga?

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 Rancho Cucamonga Electrical contractor (C-10) licenses expire soon?

15 of 28 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 Rancho Cucamonga

General building contractor (57) · General engineering contractor (16) · Plumbing contractor (C-36) (13) · HVAC contractor (C-20) (13) · Painting contractor (C-33) (9) · Landscaping contractor (C-27) (6) · Swimming pool contractor (C-53) (5) · Low-voltage contractor (C-7) (5) · Drywall contractor (C-9) (5) · Flooring contractor (C-15) (4) · Concrete contractor (C-8) (4)

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.