NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors

Plumbers in Covina, CA

56 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
03

Tang Ly Duong

West Covina, CA · (626) 617-0388

CA-CSLB 720921 · B C10 +2General contractorElectricianHeating and air conditioning+1
License activechecked Oct 24, 2026
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04

Team Young Inc

Baldwin Park, CA · (626) 589-4212

CA-CSLB 965676 · B C10 +3General contractorElectricianHeating and air conditioning+2
License activechecked Oct 24, 2026
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12

Worth Construction

West Covina, CA · (626) 523-3838

CA-CSLB 1084292 · B C36General contractorPlumber
License activechecked Oct 24, 2026
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13

Zhenwei Liang

West Covina, CA · (626) 841-9535

CA-CSLB 1052050 · C36Plumber
License activechecked Oct 24, 2026
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18

A E D Contractors

Diamond Bar, CA · (909) 374-2597

CA-CSLB 441036 · A B +2General engineering contractorGeneral contractorElectrician+1
License activechecked Oct 24, 2026
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