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

6 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 TRACY, CA

6 listings

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

There are 6 insulation & weatherization contractors in TRACY, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2026-11-30; 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
AD INSULATION	1122512	C-2	2028-06-30	TRACY	95376	Set up workspace
AMERICAN ATTICS	1117229	C-2	2028-02-29	TRACY	95377	Set up workspace
CA ATTIC SOLUTIONS INC	1120795	C-2, C-20	2028-05-31	TRACY	95376	Set up workspace
DM INSULATION	1138962	C-2	2027-06-30	TRACY	95377	Set up workspace
J D FIRESTOP PROS INC	891905	C-2, C-35, D12	2027-12-31	TRACY	95377	Set up workspace
QUALITY INSULATION SERVICES INC	1129494	C-2	2026-11-30	TRACY	95376	Set up workspace

Quick answers

How many insulation & weatherization contractors are in TRACY?: 6 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.