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Licensed plumbers in Downey, CA
32 plumbing contractors with a CSLB C-36 license list a business address in Downey (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 | License # | Expires |
|---|---|---|---|
| Abe's Plumbing Inc. Website | (562) 861-8118 | 613580 | 10/31/2028 |
| Atg Plumbing Inc. | (310) 910-7592 | 1149907 | 02/29/2028 |
| Base Line Plumbing Inc. | (562) 291-8252 | 1145399 | 10/31/2027 |
| Blackwell Family Plumbing Inc. Website | (562) 416-5779 | 1139682 | 06/30/2027 |
| Choose The Right Plumbing | (562) 387-6166 | 1158735 | 07/31/2028 |
| Chris Neighborhood Plumbing | (562) 400-1112 | 987397 | 10/31/2027 |
| Copperstate Plumbing | (562) 556-5353 | 1100284 | 01/31/2027 |
| Davila Plumbing | (562) 332-9402 | 1090062 | 04/30/2028 |
| Domingo's Plumbing | (562) 644-5472 | 861241 | 07/31/2027 |
| Downey Plumbing Heating & Air Conditioning Co. Inc. | (562) 861-1234 | 731172 | 07/31/2028 |
| F B Plumbing Services | (562) 325-2603 | 825936 | 10/31/2027 |
| Gamma Plumbing & Heating & Air Conditioning | (562) 869-9472 | 546523 | 11/30/2028 |
| J C Plumbing | (562) 405-1326 | 907706 | 12/31/2027 |
| JD Air Conditioning & Plumbing | (760) 808-3151 | 921507 | 09/30/2028 |
| M & M Plumbing And Rooter Inc. | (310) 748-9541 | 1110797 | 03/31/2028 |
| M D Plumbing | (562) 965-6344 | 688243 | 04/30/2028 |
| Mark Anthony Plumbing | (562) 716-9372 | 720060 | 03/31/2028 |
| Mc Gough Plumbing | (562) 862-9848 | 503269 | 12/31/2026 |
| Megaflow Plumbing Inc. Website | (562) 587-0411 | 1095385 | 08/31/2028 |
| Mr Plumber 4 Less | (562) 338-9295 | 926191 | 12/31/2026 |
| Navarro's Plumbing | (562) 883-7773 | 572913 | 07/31/2027 |
| Plumbarius Inc. | (714) 886-8352 | 1154175 | 07/31/2028 |
| Pro-Tech Plumbing Co. | (562) 861-6714 | 821490 | 07/31/2027 |
| Russell Keene Plumbing | (562) 923-8783 | 612529 | 02/28/2027 |
| S T Plumbing Corp | (562) 417-1390 | 1126588 | 09/30/2028 |
| Seasoned Plumbing LLC | (562) 745-8980 | 1115380 | 01/31/2028 |
| Slavi Yordanov | (949) 429-9168 | 1143524 | 09/30/2027 |
| So Cal's Plumbing Inc. | (626) 672-5118 | 1056731 | 11/30/2027 |
| Southland Backflow And Plumbing Services | (562) 618-5534 | 1074601 | 04/30/2027 |
| Speedy Water Heaters And Plumbing Inc. | (949) 745-4450 | 1074785 | 04/30/2027 |
| Upgrade Drain & Plumbing | (562) 927-7494 | 865670 | 10/31/2027 |
| Vinnie's Plumbing | (562) 923-4048 | 743581 | 05/31/2027 |