NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors
Plumbers in West Covina, CA
40 licensed plumbers · every license checked against the issuer's file
More cities in California
161Baldwin Park, CA · (626) 533-4523
CA-CSLB 1113075 · C36Plumber
License activechecked Oct 24, 2026
Covina, CA · (909) 599-5950
CA-CSLB 1154636 · A C36General engineering contractorPlumber
License activechecked Oct 24, 2026
Covina, CA · (626) 331-6119
CA-CSLB 497638 · C36Plumber
License activechecked Oct 24, 2026
Covina, CA · (626) 589-1471
CA-CSLB 527859 · C36Plumber
License activechecked Oct 24, 2026
LA Puente, CA · (626) 333-6519
CA-CSLB 982665 · C36Plumber
License activechecked Oct 24, 2026
Covina, CA
CA-CSLB 1150253 · C36Plumber
License activechecked Oct 24, 2026
Hacienda Heights, CA · (626) 696-9757
CA-CSLB 1100437 · C36Plumber
License activechecked Oct 24, 2026
LA Habra, CA · (323) 385-8763
CA-CSLB 419811 · B C36General contractorPlumber
License activechecked Oct 24, 2026
LA Habra, CA · (714) 602-0001
CA-CSLB 978639 · B C10 +2General contractorElectricianPlumber+1
License activechecked Oct 24, 2026
Diamond Bar, CA · (909) 374-2597
CA-CSLB 441036 · A B +2General engineering contractorGeneral contractorElectrician+1
License activechecked Oct 24, 2026
El Monte, CA · (626) 643-9225
CA-CSLB 926088 · C36Plumber
License activechecked Oct 24, 2026
Whittier, CA · (562) 556-5962
CA-CSLB 1014681 · C36Plumber
License activechecked Oct 24, 2026
Whittier, CA · (562) 315-9665
CA-CSLB 986893 · C36 C42PlumberExcavation, grading and paving
License activechecked Oct 24, 2026
Brea, CA · (714) 325-7042
CA-CSLB 1069588 · C20 C36Heating and air conditioningPlumber
License activechecked Oct 24, 2026
Glendora, CA · (626) 484-0996
CA-CSLB 860517 · C10 C20 +1ElectricianHeating and air conditioningPlumber
License activechecked Oct 24, 2026
Diamond Bar, CA · (909) 973-0227
CA-CSLB 785570 · B C36General contractorPlumber
License activechecked Oct 24, 2026
Whittier, CA · (562) 746-7346
CA-CSLB 852983 · ASB B +2Asbestos and hazardous materials abatementGeneral contractorConcrete contractor+1
License activechecked Oct 24, 2026
San Dimas, CA · (909) 592-5733
CA-CSLB 1054566 · C20 C36Heating and air conditioningPlumber
License activechecked Oct 24, 2026
Diamond Bar, CA · (909) 977-1365
CA-CSLB 1121827 · C36Plumber
License activechecked Oct 24, 2026
Rowland Heights, CA · (213) 572-8480
CA-CSLB 1041634 · C36Plumber
License activechecked Oct 24, 2026