How many insulation & weatherization contractors are in SAN JOSE, CA?

22 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.

Insulation & Weatherization contractors in SAN JOSE, CA

22 listings

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

There are 22 insulation & weatherization contractors in SAN JOSE, 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
ALPHA HVAC & ELECTRICAL	1060833	C-2, C-10, C-20	2027-11-30	SAN JOSE	95121	Set up workspace
ATTIC BROS	1115608	B, C-2	2028-01-31	SAN JOSE	95131	Set up workspace
ATTIC CREW	1023879	B, C-2, C-20	2027-02-28	SAN JOSE	95124	Set up workspace
ATTIC TEAM INC	1139000	B, C-2	2027-06-30	SAN JOSE	95122	Set up workspace
BAY AREA FIREPLACE CONST & INSULATION	814698	B, C-2	2026-11-30	SAN JOSE	95111	Set up workspace
BAY AREA INSULATION SERVICES INC	1053575	C-2	2027-05-31	SAN JOSE	95153	Set up workspace
BAY WEATHERIZATION & INSULATION	777747	C-2	2028-04-30	SAN JOSE	95131	Set up workspace
CALIFORNIA DRYWALL CO	148320	B, C-2, C-9, C-33, C-35	2027-12-31	SAN JOSE	95112	Set up workspace
CALIFORNIA INSULATION CONTRACTOR INC DBA CENTRAL CALIFORNIA	1018810	C-2	2028-02-29	SAN JOSE	95126	Set up workspace
ERIC STARK INTERIORS INC	591877	C-2, C-9	2027-01-31	SAN JOSE	95132	Set up workspace
GEORGE BARRALL	343557	A, B, C-2, C-9, C-32, HAZ	2027-10-31	SAN JOSE	95120	Set up workspace
GOLDEN STATE HOME SERVICES INC	1098768	B, C-2, C-17	2026-11-30	SAN JOSE	95129	Set up workspace
HVAC GURU	1031326	C-2, C-20	2027-09-30	SAN JOSE	95112	Set up workspace
IDEAL ATTIC INSULATION INC	1095944	C-2	2028-08-31	SAN JOSE	95116	Set up workspace
LUXURY HOME REMODELING INC	1044943	A, B, C-2, C-47	2028-09-30	SAN JOSE	95112	Set up workspace
MGT INSULATION INC	1128483	C-2	2026-10-31	SAN JOSE	95123	Set up workspace
RICHARD CASTELLANOS	356648	C-2	2028-05-31	SAN JOSE	95120	Set up workspace
SANDIUM LLC	1140043	B, C-2, C-20	2027-07-31	SAN JOSE	95112	Set up workspace
SBAY CONSTRUCTION INC	928101	A, B, C-2	2027-04-30	SAN JOSE	95129	Set up workspace
S B I INTERIORS INC	983778	C-2, C-9, C-35	2027-05-31	SAN JOSE	95125	Set up workspace
SCATES CONSTRUCTION INC	703114	B, C-2	2027-02-28	SAN JOSE	95126	Set up workspace
SUPERIOR INSULATION	1146932	C-2	2027-11-30	SAN JOSE	95117	Set up workspace

Quick answers

How many insulation & weatherization contractors are in SAN JOSE?: 22 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.