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

Los Angeles 651San Diego 494San Francisco 437San Jose 384Sacramento 242Riverside 208Bakersfield 191Anaheim 181Santa Rosa 157Glendale 156Long Beach 145Fresno 143Van Nuys 134El Cajon 133Escondido 128Oakland 128
Listings 1–20How results are ordered
06

Mclay Services

Covina, CA · (909) 599-5950

CA-CSLB 1156884 · B C20 +1General contractorHeating and air conditioningPlumber
License activechecked Oct 24, 2026
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10

Mirae Construction Co

Diamond Bar, CA · (714) 615-2104

CA-CSLB 876472 · A B +1General engineering contractorGeneral contractorPlumber
License activechecked Oct 24, 2026
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12

Morales Kenny

LA Puente, CA · (626) 806-4649

CA-CSLB 1100487 · C36Plumber
License activechecked Oct 24, 2026
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13

Mtec

Walnut, CA · (213) 820-1020

CA-CSLB 873492 · B C33 +1General contractorPainterPlumber
License activechecked Oct 24, 2026
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