How many plumbing contractors are in SAN MATEO, CA?

50 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 SAN MATEO, CA

50 listings

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

There are 50 plumbing contractors in SAN MATEO, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2026-08-31; 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
ACE HEATING & AIR CONDITIONING INC	794984	C-20, C-36	2027-05-31	SAN MATEO	94402	Set up workspace
ACME MECHANICAL	764477	C-36	2027-06-30	SAN MATEO	94402	Set up workspace
A G R PLUMBING	1072671	C-36	2027-01-31	SAN MATEO	94402	Set up workspace
ALAN DOELL CONSTRUCTION	484867	B, C-36	2028-01-31	SAN MATEO	94403	Set up workspace
AMERICAN PLUMBING & DRAIN	851101	C-36	2026-12-31	SAN MATEO	91403	Set up workspace
BEL CARLOS PLUMBING	632903	C-36	2027-12-31	SAN MATEO	94403	Set up workspace
BENNETT GENERAL CONTRACTORS	809697	B, C-36	2028-06-30	SAN MATEO	94402	Set up workspace
BRYCOR	804229	B, C-36	2028-02-29	SAN MATEO	94402	Set up workspace
BULLSEYE PLUMBING	961960	C-36	2027-06-30	SAN MATEO	94402	Set up workspace
CARY WING PLUMBING & FIRE PROTECTION INC	815871	C-4, C-16, C-20, C-36	2027-10-31	SAN MATEO	94401	Set up workspace
CENTURY ONE PLUMBING & CONSTRUCTION INC	532683	B, C-36	2026-11-30	SAN MATEO	94402	Set up workspace
CHIN - SHUI CHANG	818559	B, C-10, C-36	2027-04-30	SAN MATEO	94401	Set up workspace
COVEY PLUMBING	965817	C-36	2027-09-30	SAN MATEO	94403	Set up workspace
DITTMANN PLUMBING INC	311169	C-36	2026-09-30	SAN MATEO	94402	Set up workspace
D Z PLUMBING	1114194	C-36	2028-03-31	SAN MATEO	94010	Set up workspace
EXPRESS HOMESERVICES CORPORATION	1142221	A, B, C-20, C-36	2027-08-31	SAN MATEO	94401	Set up workspace
EXPRESS PLUMBING	778428	A, B, C-36	2028-05-31	SAN MATEO	94401	Set up workspace
FCC PLUMBING INC	1077108	C-36	2027-06-30	SAN MATEO	94402	Set up workspace
FLAT RATE PLUMBING AND DRAIN	964565	C-36	2027-08-31	SAN MATEO	94403	Set up workspace
G P S PLUMBING	672474	C-36	2027-02-28	SAN MATEO	94033	Set up workspace
GRANT PLUMBING	890480	C-36	2027-01-31	SAN MATEO	94404	Set up workspace
GWS PLUMBING & SEWER	1131694	C-36	2027-01-31	SAN MATEO	94401	Set up workspace
HAMZEH PLUMBING	945729	C-36	2028-04-30	SAN MATEO	94404	Set up workspace
HEMI'S PLUMBING SERVICE LLC	1099842	C-36	2026-12-31	SAN MATEO	94401	Set up workspace
HIBERNIAN PLUMBING AND FIRE PROTECTION	918510	C-16, C-36	2028-07-31	SAN MATEO	94402	Set up workspace
HILLSIDE PLUMBING COMPANY INC	860119	C-36	2027-06-30	SAN MATEO	94403	Set up workspace
IMBELLONI CONSTRUCTION CO INC	304975	B, C-10, C-36	2028-09-30	SAN MATEO	94401	Set up workspace
IZMIRIAN ROOFING & SHEET METAL	277624	C-20, C-36, C-39, C-43	2027-04-30	SAN MATEO	94401	Set up workspace
J H K PLUMBING SERVICES	883271	C-36	2026-08-31	SAN MATEO	94402	Set up workspace
JIMENEZ HYDRONICS	1016094	C-36	2028-07-31	SAN MATEO	94401	Set up workspace
J MASSOUDI PLUMBING	533540	C-36	2028-06-30	SAN MATEO	94402	Set up workspace
J W MCCLENAHAN CO	308818	C-4, C-20, C-36, C-42, C-60	2027-11-30	SAN MATEO	94403	Set up workspace
LINDSTROM CO	244500	B, C-4, C-20, C-36	2026-12-31	SAN MATEO	94401	Set up workspace
LOPEZ REMODELING	988145	B, C-36	2027-10-31	SAN MATEO	94401	Set up workspace
MAZ PLUMBING UNDER GROUND AND SEWER SERVICES LLC	1111601	C-36	2028-03-31	SAN MATEO	94401	Set up workspace
NAVARRO'S PLUMBING	1050481	C-36	2027-02-28	SAN MATEO	94401	Set up workspace
NEJASMICH INC	973148	A, B, C-10, C-36	2028-05-31	SAN MATEO	94401	Set up workspace
PROMO PLUMBING INC	1085836	C-36	2028-01-31	SAN MATEO	94401	Set up workspace
RAY CHANG	966484	B, C-10, C-36	2027-10-31	SAN MATEO	94401	Set up workspace
S A BRANDT INC DBA BRANDT PLUMBING	860519	C-36	2027-06-30	SAN MATEO	94402	Set up workspace
SAZO PLUMBING	1156175	C-36	2028-06-30	SAN MATEO	94401	Set up workspace
STAN FLOW PLUMBING CORP	1145225	C-36	2027-10-31	SAN MATEO	94401	Set up workspace
THE BACKFLOW PRO INC	933568	C-36	2027-06-30	SAN MATEO	94403	Set up workspace
THE PLUMBERS BROTHERS AND ROOTER INC	1142928	C-36	2027-09-30	SAN MATEO	94401	Set up workspace
TOMAS FITZGERALD CONSTRUCTION INC	979673	A, C-16, C-36	2026-12-31	SAN MATEO	94403	Set up workspace
TREMORS PLUMBING AND SEWER	1023331	C-36	2027-02-28	SAN MATEO	94402	Set up workspace
TREMORS PLUMBING AND SEWER INC	1095390	C-36	2028-08-31	SAN MATEO	94402	Set up workspace
VBRC CONSTRUCTION INC	1104027	B, C-10, C-36	2027-04-30	SAN MATEO	94401	Set up workspace
WATER HEATER BOYS LLC	1134458	C-36	2027-03-31	SAN MATEO	94401	Set up workspace
WIZARD PLUMBING AND DRAIN LLC	974521	C-36	2027-05-31	SAN MATEO	94403	Set up workspace

Quick answers

How many plumbing contractors are in SAN MATEO?: 50 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.