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

Fire sprinkler contractors in Whittier, CA

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

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659 listingsHow results are ordered
21

SD Fire Group

Lynwood, CA · (323) 895-3762

CA-CSLB 1079332 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
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23

Southland Industries

Garden Grove, CA · (714) 901-5800

CA-CSLB 114040 · B C4 +6General contractorPlumberElectrician+2
License activechecked Oct 24, 2026
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29

T Fire Systems

Compton, CA · (323) 613-1792

CA-CSLB 1004905 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
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31

Thierry Nguyen

Westminster, CA · (714) 553-9530

CA-CSLB 1156627 · B C10 +1General contractorElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
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32

Tier One Mechanical Inc

Rancho Dominguez, CA · (310) 637-1500

CA-CSLB 1071811 · C16 C20 +1Fire sprinkler contractorHeating and air conditioningPlumber
License activechecked Oct 24, 2026
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33

Tran Ngoc Tram

Garden Grove, CA · (714) 875-6920

CA-CSLB 1038155 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
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35

Valley Plumbing

Covina, CA · (661) 809-2903

CA-CSLB 408122 · C4 C16 +1PlumberFire sprinkler contractor
License activechecked Oct 24, 2026
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37

Wenfeng General Engineering

Los Angeles, CA · (626) 461-2698

CA-CSLB 1130323 · A B +5General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 24, 2026
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38

Xfire Protection

Garden Grove, CA · (714) 231-5108

CA-CSLB 1084661 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
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39

Yang Daniel

San Gabriel, CA · (626) 705-4338

CA-CSLB 944514 · B C10 +1General contractorElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
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40

Total Fire Protection

Huntington Park, CA

CA-CSLB 985785 · B C16 +1General contractorFire sprinkler contractorPlumber
License activechecked Oct 24, 2026
Details