How many plumbing contractors are in IRWINDALE, CA?

4 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 IRWINDALE, CA

4 listings

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

There are 4 plumbing contractors in IRWINDALE, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2027-04-30; 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
GOOD NEWS PLUMBING & DRAIN INC	906746	C-36	2027-04-30	IRWINDALE	91706	Set up workspace
LOS ANGELES PLUMBING & BACKFLOW TESTING INC	534844	B, C-16, C-36	2027-07-31	IRWINDALE	91706	Set up workspace
MICHAEL G ROELLE PLUMBING AND FIRE SPRINKLER CONTRACTOR	271993	C-16, C-36	2028-04-30	IRWINDALE	91706	Set up workspace
MICHAEL G ROELLE PLUMBING & FIRE SPRINKLER CONTRACTOR INC	743562	B, C-16, C-36	2027-12-31	IRWINDALE	91706	Set up workspace

Quick answers

How many plumbing contractors are in IRWINDALE?: 4 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.