How many plumbing contractors are in PETALUMA, 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 PETALUMA, CA

50 listings

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

There are 50 plumbing contractors in PETALUMA, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2026-10-31; 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
101 PLUMBING SOLUTIONS	1030939	C-34, C-36	2026-11-30	PETALUMA	94954	Set up workspace
ACRAT PLUMBING & HEATING LLC	623720	B, C-10, C-20, C-36	2028-09-30	PETALUMA	94952	Set up workspace
ALPHA TRENCHLESS	1044308	C-34, C-36	2028-02-29	PETALUMA	94954	Set up workspace
AL - RO PLUMBING	851575	C-36	2026-12-31	PETALUMA	94954	Set up workspace
ARIEL BERGLUND PLUMBING	1108301	C-36	2027-08-31	PETALUMA	94952	Set up workspace
BARNHART PLUMBING	1088163	C-36	2028-03-31	PETALUMA	94954	Set up workspace
BRAD HANAN	480266	B, C-10, C-36	2027-10-31	PETALUMA	94954	Set up workspace
BRAD ROACH PLUMBING	1087922	C-36	2028-03-31	PETALUMA	94954	Set up workspace
BRYAN MASTERSON ENTERPRISES	271933	A, B, C-4, C-16, C-20, C-34, C-36, C-42	2027-11-30	PETALUMA	94954	Set up workspace
CHARLES KELLER CONSTRUCTION INC	885844	B, C-12, C-34, C-42	2027-12-31	PETALUMA	94952	Set up workspace
C N S MECHANICAL INC	881051	C-4, C-36	2028-07-31	PETALUMA	94954	Set up workspace
DESIRED PLUMBING INC	1003568	C-36	2027-05-31	PETALUMA	94954	Set up workspace
DOLCINI PLUMBING INC	502201	C-36	2028-03-31	PETALUMA	94953	Set up workspace
ELITE PIPE SOLUTIONS LLC	1121107	C-36	2028-05-31	PETALUMA	94954	Set up workspace
ERNEST ONGARO & SONS INC DBA ONGARO & SONS	215233	C-4, C-10, C-16, C-20, C-34, C-36, C-39, C-42, C-43, C-60, D21	2028-01-31	PETALUMA	94954	Set up workspace
FAUSTINO'S PLUMBING SERVICE	1101200	C-36	2027-02-28	PETALUMA	94954	Set up workspace
FLOW ELITE PLUMBING & HYDRONIC HEATING	1117288	C-36	2028-02-29	PETALUMA	94954	Set up workspace
GREEN CORE HEATING & AIR INC	1131183	C-20, C-36	2028-03-31	PETALUMA	94954	Set up workspace
HOLLAND PLUMBING INC	1148010	C-36	2027-12-31	PETALUMA	94952	Set up workspace
ICON PLUMBING & DESIGN	904120	C-4, C-36	2027-06-30	PETALUMA	94952	Set up workspace
INCOM MECHANICAL INC	517617	B, C-4, C-16, C-36	2027-09-30	PETALUMA	94954	Set up workspace
JIMENEZ PLUMBING MARIN	981719	C-36	2027-03-31	PETALUMA	94954	Set up workspace
JOE'S PLUMBING SERVICE INC	591021	C-36	2027-03-31	PETALUMA	94955	Set up workspace
JOHN OWENS SERVICES INC	501853	B, C-4, C-10, C-20, C-36	2028-06-30	PETALUMA	94954	Set up workspace
KERRY MULLINS	503874	C-36	2028-01-31	PETALUMA	94952	Set up workspace
KOZY HOMES	262090	B, C-10, C-36	2026-10-31	PETALUMA	94952	Set up workspace
LEE OLAETA PLUMBING	514632	C-36	2027-07-31	PETALUMA	94975	Set up workspace
MICHAEL PAUL COMPANY INC	386001	A, C-12, C-34, C-42	2026-10-31	PETALUMA	94954	Set up workspace
MICKELSON ENTERPRISES INC DBA JERRY AND DON'S YAGER PUMP AND WELL	424778	C-36, C-57	2028-08-31	PETALUMA	94953	Set up workspace
MILANO MECHANICAL INC	797754	C-20, C-36, C-43	2028-06-30	PETALUMA	94954	Set up workspace
NORCAL SUPERIOR SYSTEMS INC	1099654	C-36	2026-12-31	PETALUMA	94952	Set up workspace
PARAMOUNT PLMG & HTG	390434	C-20, C-36	2028-05-31	PETALUMA	94975	Set up workspace
PARRA PLUMBING INC	1074602	C-36	2028-06-30	PETALUMA	94954	Set up workspace
PAUL DOLCINI SEWER SERVICE AND PLUMBING REPAIR INC	771348	C-36	2028-01-31	PETALUMA	94975	Set up workspace
PENNGROVE PLUMBING	1047369	C-36	2026-11-30	PETALUMA	94975	Set up workspace
PLUMB EM ALL	1073373	C-36	2027-02-28	PETALUMA	94954	Set up workspace
REDWOOD SEPTIC SERVICES	1158226	C-42	2028-07-31	PETALUMA	94954	Set up workspace
RICK GENOBLES PLUMBING	926385	C-36	2026-12-31	PETALUMA	94952	Set up workspace
RIGNEY PLUMBING INC	481056	C-36	2027-10-31	PETALUMA	94952	Set up workspace
ROBELLO PLUMBING	878332	C-36	2028-07-31	PETALUMA	94953	Set up workspace
ROBERT W VON AHN PLUMBING & ELECTRICAL CONTRACTOR	334286	C-10, C-36	2027-02-28	PETALUMA	94952	Set up workspace
ROMAN'S PLUMBING INC	952842	C-36	2027-05-31	PETALUMA	94975	Set up workspace
RUST PLUMBING INC	976035	C-4, C-36	2027-09-30	PETALUMA	94975	Set up workspace
SAME DAY PLUMBING AND WATER CLEANUP	1155489	B, C-36	2028-05-31	PETALUMA	94953	Set up workspace
SCOTT CRAMER PLUMBING	889152	C-36	2027-01-31	PETALUMA	94954	Set up workspace
S J S PLUMBING INC	693624	C-36	2027-11-30	PETALUMA	94954	Set up workspace
STEVEN PAUL ROSS	899163	B, C-36	2027-06-30	PETALUMA	94954	Set up workspace
STEVEN WOOD PLUMBING SERVICE	849920	C-36	2026-11-30	PETALUMA	94952	Set up workspace
VALCON CONSTRUCTION	887127	B, C-10, C-36	2027-03-31	PETALUMA	94952	Set up workspace
VOYTAC PLUMBING	1079774	C-36	2027-08-31	PETALUMA	94953	Set up workspace

Quick answers

How many plumbing contractors are in PETALUMA?: 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.