Plumbing contractor (C-36) in San Jose, CA

71 licenses · checked Oct 27, 2026

There are 71 Plumbing contractor (C-36) licenses with an address of record in San Jose, CA, in the CSLB License Master data checked Oct 27, 2026. That is 2.7% of the 2,617 such licenses statewide; San Jose ranks #3 of 514 CA cities for this license type. They are spread across 32 ZIP codes; the most common are 95112 (8), 95111 (6), 95123 (5). Most list Santa Clara County. By business type: Corporation 37, Sole Owner 29, Limited Liability 5. The median first-issue year is 2018; the oldest license dates from 2015. 30 of them come up for renewal or expiration in the next 12 months, so re-check status before you sign a contract.

What a Plumbing contractor (C-36) license covers

Plumbing (C-36) covers systems that supply safe water and remove liquid and water-borne waste, including water heaters, fixtures, gas piping, drain lines and backflow devices.

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.

Plumbing contractor (C-36) licenses in San Jose

Showing 60 of 71, A to Z. Listing order is alphabetical, not a recommendation.

Showing the first 60; search by name or license number for the rest.

Frequently asked questions

How many Plumbing contractor (C-36) licenses are in San Jose?

71 active licenses in the CSLB License Master data checked Oct 27, 2026 (2.7% of CA).

What does a Plumbing contractor (C-36) license cover?

Plumbing (C-36) covers systems that supply safe water and remove liquid and water-borne waste, including water heaters, fixtures, gas piping, drain lines and backflow devices.

How do I verify a Plumbing contractor (C-36) license in San Jose?

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 San Jose Plumbing contractor (C-36) licenses expire soon?

30 of 71 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 San Jose

General building contractor (347) · Electrical contractor (C-10) (93) · HVAC contractor (C-20) (55) · Painting contractor (C-33) (53) · Landscaping contractor (C-27) (38) · General engineering contractor (24) · Tile contractor (C-54) (22) · Concrete contractor (C-8) (18) · Low-voltage contractor (C-7) (18) · Roofing contractor (C-39) (17) · Flooring contractor (C-15) (16) · Cabinet and finish carpentry contractor (C-6) (10)

All Plumbing contractor (C-36) licenses in CA →

Source: CSLB License Master. Licensed California is independent and not affiliated with the licensing agency. Data checked Oct 27, 2026.