How many insulation & weatherization contractors are in ROHNERT PARK, CA?

3 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 ROHNERT PARK, CA

3 listings

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

There are 3 insulation & weatherization contractors in ROHNERT PARK, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2027-04-30; 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
DIVISION 9 SPECIALTY	1003305	C-2	2027-04-30	ROHNERT PARK	94928	Set up workspace
K M INSULATION	1057770	C-2	2027-09-30	ROHNERT PARK	94927	Set up workspace
SOUND MANAGEMENT GROUP LIMITED LIABILITY COMPANY	1080714	C-2	2027-09-30	ROHNERT PARK	92928	Set up workspace

Quick answers

How many insulation & weatherization contractors are in ROHNERT PARK?: 3 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.