Licensed plumbers in Cotati, CA

7 plumbing contractors with a CSLB C-36 license list a business address in Cotati (Sonoma County). A listing is not an endorsement.

Guides: Water heater installation in California · How to hire a plumber in California · What a C-36 plumbing license covers

Listings are CSLB C-36 Plumbing licences in the file downloaded November 4, 2026. Confirm a license is current on the CSLB license check before hiring.

Business	Phone	License #	Expires
C A S Plumbing	(707) 322-2646	599381	07/31/2028
Elite Plumbing Services Website	(707) 843-6560	960136	04/30/2027
Frati's Plumbing	(707) 217-2712	765460	07/31/2027
J B Mechanical	(707) 799-0206	927188	01/31/2027
McPhail Fuel Co. Inc.	(707) 285-3525	1129205	11/30/2028
Roman Martinez Plumbing	(707) 660-2675	1148282	12/31/2027
Santa Rosa Plumbing LLC Website	(707) 528-8228	871026	02/29/2028