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Licensed plumbers in Altadena, CA
12 plumbing contractors with a CSLB C-36 license list a business address in Altadena (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 |
|---|---|---|---|---|
| Altadena Handyman LLC DBA Ah Repipe And Plumbing | (404) 455-0595 | — | 1025813 | 06/30/2027 |
| Altadena Plumbing & Drain Service | (626) 826-5018 | Visit site | 910916 | 11/30/2027 |
| Christopher M Potter | (626) 755-7172 | — | 1062587 | 01/31/2028 |
| E L Plumbing Works | (626) 376-6174 | — | 982622 | 04/30/2027 |
| G- 12 Plumbing | (310) 387-3904 | — | 1015408 | 06/30/2028 |
| Gerald Payne Plumbing & Construction | (626) 429-0604 | — | 947434 | 05/31/2028 |
| Hickey Plumbing | (818) 262-2300 | — | 459923 | 07/31/2028 |
| Inbound Plumbing | (626) 592-1449 | Visit site | 1088617 | 12/31/2026 |
| LT Ross Plumbing LLC | (626) 414-4572 | Visit site | 1107926 | 08/31/2027 |
| Right - On Plumbing | (323) 899-9476 | — | 935422 | 06/30/2028 |
| Sal T Vargas Plumbing Corporation | (323) 292-7683 | — | 772347 | 12/31/2027 |
| U S Plumbing | (626) 354-1066 | — | 837455 | 05/31/2028 |