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

Fire sprinkler contractors in Hayward, CA

9 licensed fire sprinkler contractors · every license checked against the issuer's file

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359 listingsHow results are ordered
22

Ace Plumbing & Rooter

San Francisco, CA · (415) 824-6444

CA-CSLB 829071 · A B +4General engineering contractorGeneral contractorPlumber+2
License activechecked Oct 24, 2026
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24

Alpha Bay Builders Inc

San Francisco, CA · (415) 282-6188

CA-CSLB 668616 · A B +4General engineering contractorGeneral contractorPlumber+2
License activechecked Oct 24, 2026
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26

American Fire

Pleasanton, CA · (925) 368-6615

CA-CSLB 1124562 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
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29

Anderson Rowe & Buckley Inc

San Francisco, CA · (415) 282-1625

CA-CSLB 91594 · C2 C4 +6Drywall, plaster and insulationPlumberFire sprinkler contractor+2
License activechecked Oct 24, 2026
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30

Arch Plumbing Inc

San Francisco, CA · (415) 375-0302

CA-CSLB 976019 · C10 C16 +2ElectricianFire sprinkler contractorHeating and air conditioning+1
License activechecked Oct 24, 2026
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32

Astorga Construction Inc

San Francisco, CA · (415) 846-6896

CA-CSLB 1008360 · B C10 +3General contractorElectricianFire sprinkler contractor+2
License activechecked Oct 24, 2026
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37

Bacon Plumbing Co Inc

San Francisco, CA · (628) 867-7575

CA-CSLB 728650 · C4 C16 +2PlumberFire sprinkler contractorExcavation, grading and paving
License activechecked Oct 24, 2026
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