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

Plumbers in Walnut Creek, CA

35 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 241–260How results are ordered
243

U S T Testing Services Inc

Concord, CA · (925) 288-8944

CA-CSLB 866797 · A B +10General engineering contractorGeneral contractorPlumber+2
License activechecked Oct 24, 2026
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246

Upkeep Industries Inc

Concord, CA · (925) 812-4646

CA-CSLB 993919 · B C10 +3General contractorElectricianFlooring contractor+2
License activechecked Oct 24, 2026
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250

Water Tech Systems

San Ramon, CA · (925) 820-6875

CA-CSLB 838650 · C10 C36 +2ElectricianPlumberSpecialty contractor+1
License activechecked Oct 24, 2026
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252

Wilson Plumbing

Martinez, CA · (925) 228-8171

CA-CSLB 660458 · B C36General contractorPlumber
License activechecked Oct 24, 2026
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258

A B Plumbing

Oakland, CA · (415) 333-5566

CA-CSLB 876212 · C36Plumber
License activechecked Oct 24, 2026
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