Licensed plumbers in San Dimas, CA

20 plumbing contractors with a CSLB C-36 license list a business address in San Dimas (Los Angeles 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	Website	License #	Expires
Advanced Plumbing Heating And Air Conditioning Inc.	(909) 592-5733	—	1054566	06/30/2027
Canfield's Plumbing	(909) 915-6927	—	893418	03/31/2027
D & D's Reasonable Plumbing	(323) 974-4440	—	628425	09/30/2027
Diver Dan's Plumbing & Drain Cleaning Co.	(909) 821-3852	—	863791	09/30/2027
Dorsey Plumbing Inc.	(909) 599-0828	—	396571	12/31/2026
F W Plumbing Inc.	(818) 261-4362	—	879683	01/31/2028
Fidelity Construction Plumbing Inc.	(909) 392-4556	—	585042	08/31/2028
H & C Construction Resources DBA H & C Plumbing	(626) 394-6200	—	1068130	08/31/2028
Hot & Cold Plumbing Technical Consultant	(626) 422-4120	—	1137006	05/31/2027
JB Plumbing	(909) 592-8487	—	550584	09/30/2028
James Daley	(949) 355-5640	—	1049054	01/31/2027
Lou's Plumbing Inc.	(909) 241-9919	—	854291	02/28/2027
M Dads Plumbing Inc.	(909) 901-9909	—	1141773	08/31/2027
Matthew Fracasso	(626) 944-7760	—	1070706	11/30/2026
Mikes Plumbing	(562) 310-3109	—	1128092	10/31/2028
Mpi - Miller Plumbing Inc.	(626) 705-4451	—	720581	04/30/2027
My Dad's Plumbing	(909) 542-9394	—	1051720	03/31/2027
Robert Woodcock Plumbing	(818) 605-2919	—	786501	10/31/2028
Swe Sewer Solutions Construction & Engineering	(855) 650-7867	—	1049213	02/29/2028
The Plumber Plumbing & Rooter Inc.	(626) 485-6274	—	1025831	04/30/2027