How many hvac contractors are in OCEANSIDE, CA?

43 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.

HVAC contractors in OCEANSIDE, CA

43 listings

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

There are 43 hvac contractors in OCEANSIDE, 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
AAA QUALITY HEATING AND COOLING INC	1111629	C-20	2027-10-31	OCEANSIDE	92056	Set up workspace
A/C DOCTORS TV INC	981124	C-4, C-20, C-38	2027-02-28	OCEANSIDE	92058	Set up workspace
ACME SHEETMETAL INC	724341	C-43	2028-09-30	OCEANSIDE	92058	Set up workspace
AG COASTAL HEATING AND AIR LLC	1160176	C-20	2028-08-31	OCEANSIDE	92054	Set up workspace
AIRTIME PLUMBING HEATING AND AIR	1082832	C-20, C-36	2027-10-31	OCEANSIDE	92057	Set up workspace
ALL CLIMATE HEATING & AIR INC	988693	C-20	2027-02-28	OCEANSIDE	92056	Set up workspace
ALL DAY HEATING AND AIR CONDITIONING LLC	1048737	C-20	2027-01-31	OCEANSIDE	92056	Set up workspace
ALL PRO PLUMBING, HEATING, AIR CONDITIONING ELECTRICAL AND BACKFL	961770	C-10, C-20, C-36	2027-05-31	OCEANSIDE	92056	Set up workspace
AMBIENT HEATING AND AIR CONDITIONING	1073232	C-20	2027-02-28	OCEANSIDE	92054	Set up workspace
AMERICAN PLUMBING HEATING & AIR CONDITIONING	869690	C-20, C-36	2028-01-31	OCEANSIDE	92056	Set up workspace
ARTISAN SHEET METAL CO OF OCEANSIDE INC	960556	C-20, C-43	2026-10-31	OCEANSIDE	92054	Set up workspace
BAKER AIR CONDITIONING	601408	C-20	2027-12-31	OCEANSIDE	92056	Set up workspace
BT SHEET METAL INC	761893	B, C-43	2028-02-29	OCEANSIDE	92056	Set up workspace
CALIFORNIA MECHANICAL SYSTEMS INC	1116731	C-20	2027-04-30	OCEANSIDE	92058	Set up workspace
COMFORT MAVERICK HEATING AND AIR-CONDITIONING	1145040	C-20	2027-10-31	OCEANSIDE	92056	Set up workspace
DEWILDT ENVIRONMENTAL INC	749748	C-20, C-38	2028-05-31	OCEANSIDE	92056	Set up workspace
EARTH AIR SYSTEMS	1103686	C-20	2027-04-30	OCEANSIDE	92056	Set up workspace
ENDLESS SUMMER HEATING & AIR CONDITIONING INC	914490	B, C-20	2028-04-30	OCEANSIDE	92058	Set up workspace
GRAUL MECHANICAL INC	1138793	C-20	2027-06-30	OCEANSIDE	92056	Set up workspace
H & A HEATING AND AIR INC	908034	C-20	2028-06-30	OCEANSIDE	92056	Set up workspace
HR PLUMBING INC	970044	A, B, C-20, C-36	2028-02-29	OCEANSIDE	92056	Set up workspace
H V A C MECHANALYSIS INC	812735	C-20	2028-09-30	OCEANSIDE	92056	Set up workspace
ITS FIXD PLUMBING HEATING & AIR SERVICES	870474	C-20, C-36	2028-01-31	OCEANSIDE	92056	Set up workspace
JJ PLUMBING HEAT AND AIR	1031151	C-20, C-36	2026-10-31	OCEANSIDE	92056	Set up workspace
LAMBERT AIR CONDITIONING AND CONSTRUCTION	608692	B, C-20	2027-01-31	OCEANSIDE	92057	Set up workspace
MAJOR LEAGUE COMFORT SYSTEMS	984731	C-20	2027-06-30	OCEANSIDE	92056	Set up workspace
MANNINO HEATING & COOLING	849183	C-20	2026-11-30	OCEANSIDE	92057	Set up workspace
MECHANICAL HVAC SOLUTIONS	1034572	C-20	2028-01-31	OCEANSIDE	92057	Set up workspace
NOWAKOWSKI INC	1118230	C-20, C-36	2028-03-31	OCEANSIDE	92056	Set up workspace
PACIFIC COAST HEATING & AIR CONDITIONING INC	737889	C-20	2027-06-30	OCEANSIDE	92056	Set up workspace
PERSONAL PLUMBING INC	982295	C-10, C-20, C-36	2027-03-31	OCEANSIDE	92058	Set up workspace
REGAN ROOFING INC	405302	C-39, C-43	2026-12-31	OCEANSIDE	92054	Set up workspace
RICCO REFRIGERATION & AIR	723967	B, C-38	2028-06-30	OCEANSIDE	92054	Set up workspace
SAN DIEGO'S GREEN HVAC COMPANY	1091315	C-20	2028-05-31	OCEANSIDE	92054	Set up workspace
SEASIDE HEATING & AIR CONDITIONING INC	790514	C-4, C-20, C-38	2027-01-31	OCEANSIDE	92056	Set up workspace
SHIDELER PLUMBING	1003737	C-20, C-36	2027-05-31	OCEANSIDE	92054	Set up workspace
STERLING MECHANICAL	1003161	C-20	2028-07-31	OCEANSIDE	92057	Set up workspace
STEVEN MONTAGNA DBA NORTH COUNTY REFRIGERATION	698473	C-38	2026-11-30	OCEANSIDE	92052	Set up workspace
SYNERGY COMPANIES	835016	ASB, B, C-2, C-10, C-17, C-20, C-36, C-46	2028-03-31	OCEANSIDE	92056	Set up workspace
THAT'S NICE HEATING & AIR CONDITIONING	953390	C-20	2026-10-31	OCEANSIDE	92058	Set up workspace
THOMPSON PLUMBING HEATING AND AIR CONDITIONING	974400	C-20, C-36	2028-07-31	OCEANSIDE	92056	Set up workspace
VETERANS HEATING AND AIR CONDITIONING PLUMBING AND ELECTRICAL	1125538	C-10, C-20, C-36	2028-08-31	OCEANSIDE	92054	Set up workspace
WR ROBBINS COMPANY	890971	C-20	2027-02-28	OCEANSIDE	92056	Set up workspace

Quick answers

How many hvac contractors are in OCEANSIDE?: 43 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.