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

Fire sprinkler contractors in Montclair, CA

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

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438 listingsHow results are ordered
24

Ateck Construction Inc

Chino, CA · (909) 393-9798

CA-CSLB 845160 · B C10 +2General contractorElectricianFire sprinkler contractor+1
License activechecked Oct 24, 2026
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29

Champion Fire

Rancho Cucamonga, CA · (909) 483-9789

CA-CSLB 788711 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
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31

Chien Hung Yuan

Chino, CA · (909) 393-9798

CA-CSLB 826710 · B C10 +2General contractorElectricianFire sprinkler contractor+1
License activechecked Oct 24, 2026
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32

Chien Scott

Walnut, CA · (626) 278-8933

CA-CSLB 1089712 · B C10 +2General contractorElectricianFire sprinkler contractor+1
License activechecked Oct 24, 2026
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34

Dmg Fire Protection

Ontario, CA · (626) 548-8663

CA-CSLB 1062041 · C10 C16ElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
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