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

Plumbers in Hayward, CA

87 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

Bonetti Frank Plumbing Inc

Castro Valley, CA · (510) 582-0934

CA-CSLB 251165 · C4 C20 +3PlumberHeating and air conditioningGeneral engineering contractor+1
License activechecked Oct 24, 2026
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05

Buchmann Inc

Castro Valley, CA · (510) 512-5555

CA-CSLB 1004484 · A B +3General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 24, 2026
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06

Cal State Pro-Group Inc

San Leandro, CA · (510) 780-2221

CA-CSLB 1128129 · B C12 +2General contractorExcavation, grading and pavingMasonry contractor+1
License activechecked Oct 24, 2026
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07

California Builders

San Leandro, CA · (510) 931-8177

CA-CSLB 988161 · B C10 +3General contractorElectricianFire sprinkler contractor+2
License activechecked Oct 24, 2026
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09

Capelli Plumbing Inc

San Leandro, CA · (510) 969-4358

CA-CSLB 1026755 · C36 C42PlumberExcavation, grading and paving
License activechecked Oct 24, 2026
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12

Comfort Dynamics Inc

San Leandro, CA · (510) 352-8501

CA-CSLB 768923 · C20 C36 +1Heating and air conditioningPlumberSolar installer
License activechecked Oct 24, 2026
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16

Custom Stone Bg Inc

San Leandro, CA · (510) 667-0099

CA-CSLB 807497 · B C29 +1General contractorMasonry contractorPlumber
License activechecked Oct 24, 2026
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17

D C Plumbing

Newark, CA · (510) 456-6210

CA-CSLB 913429 · C36Plumber
License activechecked Oct 24, 2026
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18

Demiguel Plumbing

Castro Valley, CA · (510) 604-1078

CA-CSLB 406575 · C16 C36Fire sprinkler contractorPlumber
License activechecked Oct 24, 2026
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