How many plumbing contractors are in JANESVILLE, CA?

3 with a current California license, as of 2026-08-31.

How do I check a California contractor license is current?

Every listing shows its state license number and expiry date. Verify any of them directly against the California CSLB licensee database.

Plumbing contractors in JANESVILLE, CA

3 listings

Source: California CSLB license records. Last verified 2026-08-31.

There are 3 plumbing contractors in JANESVILLE, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2027-01-31; every listing shows its own number and expiry date. All are drawn from the California CSLB register; expired and inactive licenses are excluded.

Business	License	Type	Expires	City	Zip
HARLANS BOBCAT/B-HOE SERVICE	852760	C-42	2027-01-31	JANESVILLE	96114	Set up workspace
JMH CONSTRUCTION SERVICES INC	917787	B, C-42	2027-08-31	JANESVILLE	96114	Set up workspace
VAN ZEE PLUMBING	876245	C-16, C-36	2028-02-29	JANESVILLE	96114	Set up workspace

Quick answers

How many plumbing contractors are in JANESVILLE?: 3 with a current California license, as of 2026-08-31.
How do I check a license is current?: Every listing shows its state license number and expiry. Verify any of them directly against the California CSLB licensee database.