Licensed plumbers in Middletown, CA
5 plumbing contractors with a CSLB C-36 license list a business address in Middletown (Lake 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 |
|---|---|---|---|---|
| Carreker Plumbing | (707) 355-0044 | — | 528501 | 05/31/2027 |
| Chatham Plumbing LLC | (702) 810-4332 | — | 1112466 | 04/30/2028 |
| Mount St Helena Plumbing | (707) 987-9804 | — | 662542 | 04/30/2028 |
| Ryan Perez Plumbing | (707) 294-8953 | Visit site | 962100 | 06/30/2027 |
| Torrent Plumbing | (707) 355-1000 | — | 982399 | 03/31/2027 |