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

Plumbers in San Bernardino, CA

59 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
1,362 listingsHow results are ordered
84

Alliance

Fontana, CA · (800) 930-2476

CA-CSLB 1119845 · C36Plumber
License activechecked Oct 24, 2026
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85

Allison Mechanical Inc

Redlands, CA · (909) 478-5633

CA-CSLB 679866 · B C10 +3General contractorElectricianHeating and air conditioning+2
License activechecked Oct 24, 2026
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98

Bonanza Plumbing

Loma Linda, CA · (951) 360-8262

CA-CSLB 752111 · B C36General contractorPlumber
License activechecked Oct 24, 2026
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