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Licensed plumbers in West Covina, CA
28 plumbing contractors with a CSLB C-36 license list a business address in West Covina (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 |
|---|---|---|---|
| Alfredo Pedroza | (626) 813-1756 | 895177 | 04/30/2027 |
| Andrews Plumbing & Drain Cleaning | (626) 533-0408 | 878792 | 06/30/2028 |
| B P Maintenance Plumbing Inc. | (626) 841-9535 | 1093046 | 06/30/2028 |
| CML Plumbing Contractor Inc. | (626) 962-1838 | 932805 | 05/31/2027 |
| Carlos Mena | (626) 991-7285 | 880198 | 06/30/2028 |
| Constructix Co. Plumbing Electrical & General - B Svcs | (626) 839-0336 | 936518 | 01/31/2027 |
| D H K Plumbing & Piping Inc. | (626) 574-5665 | 882130 | 08/31/2028 |
| Dirt Cheap Rooter N Plumbing | (626) 543-5055 | 908614 | 01/31/2028 |
| Dynamo Plumbing & Drain Cleaning Inc. Website | (626) 814-7432 | 1126934 | 09/30/2028 |
| Gonzalez Plumbing & Rooter | (323) 949-0448 | 1129859 | 12/31/2026 |
| Hustle & Flow Plumbing LLC | (848) 254-5566 | 1131990 | 01/31/2027 |
| JJJ Plumbing Inc. | (323) 422-8414 | 842875 | 06/30/2027 |
| K O P Construction | (626) 533-6827 | 945246 | 03/31/2027 |
| Mario Cesar Ortiz | (626) 833-4245 | 1047476 | 12/31/2026 |
| Master Rooter Plumbing Service | (626) 338-1181 | 513577 | 08/31/2027 |
| O & Z Plumbing Work Inc. | (626) 393-3061 | 911682 | 11/30/2027 |
| Pedroza Plumbing & Rooter LLC | (626) 813-1756 | 1158633 | 07/31/2028 |
| Pro Water Plumbing | (626) 435-6555 | 952006 | 09/30/2028 |
| R C P Plumbing Inc. | (626) 476-1647 | 998258 | 10/31/2028 |
| Rey Santos Plumbing | (626) 922-6438 | 992594 | 05/31/2028 |
| Rosales Plumbing & Rooter | (626) 917-9650 | 802004 | 03/31/2028 |
| Royal Snake Plumbing | (760) 587-3477 | 1159392 | 08/31/2028 |
| Sebi Plumbing And Engineering | (310) 709-4744 | 1051766 | 03/31/2027 |
| Shams Plumbing Contractor | (626) 926-8427 | 925866 | 12/31/2026 |
| Sun Lin | (626) 213-9739 | 931259 | 04/30/2027 |
| Thee Best Rooter And Plumbing | (626) 862-4035 | 957938 | 02/28/2027 |
| Ward's Plumbing And Remodeling | (626) 840-1304 | 622697 | 07/31/2027 |
| Zhenwei Liang | (626) 841-9535 | 1052050 | 04/30/2027 |