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

Plumbers in Clayton, CA

7 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
1,338 listingsHow results are ordered
44

Seeno Albert D Jr

Concord, CA · (925) 671-7711

CA-CSLB 281273 · A B +3General engineering contractorGeneral contractorHeating and air conditioning+1
License activechecked Oct 24, 2026
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49

Stewart Heating & Air Inc

Pittsburg, CA · (925) 427-5522

CA-CSLB 290747 · B C20 +2General contractorHeating and air conditioningPlumber
License activechecked Oct 24, 2026
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