How many insulation & weatherization contractors are in WATSONVILLE, 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 WATSONVILLE, CA

5 listings

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

There are 5 insulation & weatherization contractors in WATSONVILLE, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2027-01-31; 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
GRANITE CONSTRUCTION COMPANY	89	A, B, C-2, C-8, C-10, C-12, C-21, C-27, C-29, C-31, C-35, C-36, C-39, C-42, C-45, C-50, C-51, C-57, HAZ	2027-05-31	WATSONVILLE	95077	Set up workspace
GRANITE - GRIFFITH A JOINT VENTURE	1112031	A, B, C-2, C-8, C-10, C-12, C-21, C-27, C-29, C-31, C-35, C-36, C-39, C-42, C-45, C-50, C-51, C-57	2027-10-31	WATSONVILLE	95077	Set up workspace
HM INSULATION INC	1093732	C-2	2027-09-30	WATSONVILLE	95076	Set up workspace
SANDEN CONSTRUCTION INC	1024054	B, C-2, C-15, C-33, C-39, D12, HAZ	2027-02-28	WATSONVILLE	95076	Set up workspace
SANTA CRUZ INSULATION	816692	C-2	2027-01-31	WATSONVILLE	95076	Set up workspace

Quick answers

How many insulation & weatherization contractors are in WATSONVILLE?: 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.