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Licensed plumbers in Los Osos, CA
8 plumbing contractors with a CSLB C-36 license list a business address in Los Osos (San Luis Obispo 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 |
|---|---|---|---|
| Bamboo Plumbing & Remodeling | (805) 668-1222 | 802626 | 01/31/2028 |
| Bryan Hanft Plumbing | (805) 459-0373 | 993732 | 06/30/2028 |
| Fletcher Hesse Plumbing Inc. Website | (805) 602-2204 | 979873 | 07/31/2027 |
| Garrett Ball Plumbing | (805) 550-2574 | 1036835 | 03/31/2028 |
| James Patrick Corcoran | (760) 914-1882 | 669990 | 04/30/2027 |
| Mark Wallace Plumbing | (559) 359-7348 | 661873 | 12/31/2026 |
| Newline Plumbing Company | (805) 459-3961 | 857085 | 04/30/2027 |
| Shamrock Plumbing | (805) 550-8692 | 860285 | 01/31/2027 |