How many insulation & weatherization contractors are in BRENTWOOD, CA?

5 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 BRENTWOOD, CA

5 listings

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

There are 5 insulation & weatherization contractors in BRENTWOOD, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2027-06-30; 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
AM ACOUSTICS	1147072	C-2	2027-12-31	BRENTWOOD	94513	Set up workspace
CARLOS INSULATION INC	1013211	B, C-2, C-20, C-36	2028-04-30	BRENTWOOD	94513	Set up workspace
DEAN'S ACOUSTICAL CEILINGS INC	475711	C-2	2027-06-30	BRENTWOOD	94513	Set up workspace
RUBIO ACOUSTICAL INTERIORS	1110644	C-2	2027-09-30	BRENTWOOD	94513	Set up workspace
T & C ROOFING INC DBA TOWN & COUNTRY ROOFING	452675	C-2, C-39	2028-02-29	BRENTWOOD	94513	Set up workspace

Quick answers

How many insulation & weatherization contractors are in BRENTWOOD?: 5 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.