How many plumbing contractors are in NAPA, CA?

47 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 NAPA, CA

47 listings

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

There are 47 plumbing contractors in NAPA, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2026-09-30; 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
AAA ORGANIZED PLUMBING NAPA	1150638	C-36	2028-02-29	NAPA	94558	Set up workspace
ABC SEWER SOLUTIONS	1157238	C-36	2028-06-30	NAPA	94558	Set up workspace
ANTHONY'S PLUMBING OF NAPA	1014655	C-36	2028-05-31	NAPA	94558	Set up workspace
A & S PLUMBING INC	1043335	C-36	2028-08-31	NAPA	94558	Set up workspace
AV PLUMBING	1147903	C-36	2027-12-31	NAPA	94558	Set up workspace
BART DRESCHER DBA DP PIPE WORKS PLUMBING	825205	C-36	2027-09-30	NAPA	94558	Set up workspace
BELL PRODUCTS INC	171534	A, B, C-4, C-20, C-36, C-43	2028-06-30	NAPA	94559	Set up workspace
BRIAN ALLEN	546900	C-10, C-36, D21	2026-11-30	NAPA	94559	Set up workspace
CROSS VALLEY CONSTRUCTION	584644	B, C-10, C-36, C-46	2028-01-31	NAPA	94558	Set up workspace
DAVID SAVIN PLUMBING INC	809389	C-36	2027-09-30	NAPA	94558	Set up workspace
DON NICHOLS	991488	C-36	2028-03-31	NAPA	94559	Set up workspace
EAGLE VALLEY PLUMBING INC	1156039	C-36	2028-06-30	NAPA	94558	Set up workspace
ECO PLUMBING	950376	C-36	2028-08-31	NAPA	94559	Set up workspace
ED'S PLUMBING & REPAIRS / CONSTRUCTION	266938	B, C-36	2028-05-31	NAPA	94558	Set up workspace
EPI PLUMBING	1130351	C-36	2026-12-31	NAPA	94559	Set up workspace
HERMES PLUMBING INC	1069597	C-36	2026-10-31	NAPA	94558	Set up workspace
JACKS PLUMBING	872705	C-36	2028-02-29	NAPA	94558	Set up workspace
J B PLUMBING SERVICES	986049	C-36	2027-08-31	NAPA	94558	Set up workspace
JEFF BEKKER	829579	C-36	2027-12-31	NAPA	94558	Set up workspace
JOHN MENDOZA PLUMBING	1082939	C-36	2027-10-31	NAPA	94503	Set up workspace
JOSE PENA PLUMBING INC	885279	C-36	2026-09-30	NAPA	94558	Set up workspace
KEN JOHNS PLUMBING	364471	C-16, C-36	2026-10-31	NAPA	94558	Set up workspace
KEN MAYS PLUMBING INC	839864	C-36	2028-06-30	NAPA	94558	Set up workspace
KNITTEL CONSTRUCTION INC	501977	B, C-36	2028-03-31	NAPA	94581	Set up workspace
LAPONZA PLUMBING INC	986530	C-36	2027-11-30	NAPA	94558	Set up workspace
MC DANIEL MECHANICAL CONSTRUCTION INC	721808	A, C-36, C-60	2027-02-28	NAPA	94559	Set up workspace
MIKE A LEONTINI	835034	C-36, D49	2028-03-31	NAPA	94558	Set up workspace
MIKE'S PLUMBING	1145206	C-36	2027-10-31	NAPA	94559	Set up workspace
MORROW PLUMBING AND DRAIN SERVICE	1159380	C-36	2028-08-31	NAPA	94558	Set up workspace
NAPA SEPTIC TANK SERVICE INC	254028	C-42	2028-03-31	NAPA	94559	Set up workspace
NAPA VALLEY PRECISION PLUMBING INC	1068754	C-36	2027-09-30	NAPA	94558	Set up workspace
NORTH BAY WATER HEATER SOLUTIONS	1076541	C-36	2027-06-30	NAPA	94558	Set up workspace
OAKVILLE PUMP SERVICE INC	744958	A, B, C-10, C-16, C-36, C-57, C-60, D21	2028-01-31	NAPA	94558	Set up workspace
O G PLUMBING	1034291	C-36	2027-12-31	NAPA	94558	Set up workspace
PLUMBING INNOVATIONS INC	624540	C-16, C-36	2028-03-31	NAPA	94559	Set up workspace
P & R SEPTIC SYSTEMS LLC	482218	C-42	2027-08-31	NAPA	94581	Set up workspace
RC PLUMBING LLC	959384	C-36	2027-09-30	NAPA	94558	Set up workspace
ROB LAND PLUMBING INC	1047290	C-36	2026-11-30	NAPA	94558	Set up workspace
RONG'S BACKHOE SERVICE	629852	A, C-42	2027-09-30	NAPA	94558	Set up workspace
ROSSI PLUMBING	1043683	C-36	2028-08-31	NAPA	94558	Set up workspace
SILVERADO PLUMBING	886742	C-36	2026-11-30	NAPA	94559	Set up workspace
SILVERADO PLUMBING INC DBA MR ROOTER PLUMBING	511333	A, B, C-36, C-42	2027-08-31	NAPA	94558	Set up workspace
STEVE SILVA PLUMBING INC	483676	B, C-16, C-36	2027-12-31	NAPA	94558	Set up workspace
THE OAK KNOLL GROUP	1096006	B, C-36, D39	2028-08-31	NAPA	94558	Set up workspace
TIM TARNER ELECTRIC	749521	C-10, C-36	2027-05-31	NAPA	94558	Set up workspace
VINE VALLEY PLUMBING LLC	1159843	C-36	2028-08-31	NAPA	94558	Set up workspace
WEST COAST WATER	1147736	C-36	2027-12-31	NAPA	94558	Set up workspace

Quick answers

How many plumbing contractors are in NAPA?: 47 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.