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

Fire sprinkler contractors in San Mateo, CA

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

More cities in California

San Francisco 96 Los Angeles 60 Glendale 46 San Jose 35 Bakersfield 30 Sacramento 27 Anaheim 24 Burbank 23 Oakland 22 San Diego 22 Fresno 21 Santa Rosa 21 Van Nuys 18 Irvine 17 Riverside 16 Santa Ana 16

316 listingsHow results are ordered

21

Yu's Plumbing & Fire Protection

Daly City, CA · (415) 361-3084

CA-CSLB 1086417 · C16 C36Fire sprinkler contractorPlumber

License activechecked Oct 24, 2026

22

Zapata Jose

Daly City, CA · (415) 574-8807

CA-CSLB 1102783 · C16Fire sprinkler contractor

License activechecked Oct 24, 2026

23

A Plumbing Company

San Francisco, CA · (415) 713-3186

CA-CSLB 867118 · C16 C36Fire sprinkler contractorPlumber

License activechecked Oct 24, 2026

24

Ace Plumbing & Rooter

San Francisco, CA · (415) 824-6444

CA-CSLB 829071 · A B +4General engineering contractorGeneral contractorPlumber+2

License activechecked Oct 24, 2026

25

Advanced Fire Solutions Inc

Fremont, CA · (510) 789-6909

CA-CSLB 961746 · C16Fire sprinkler contractor

License activechecked Oct 24, 2026

26

All Commercial Fire Protection Inc

Castro Valley, CA · (510) 898-8797

CA-CSLB 926594 · C16Fire sprinkler contractor

License activechecked Oct 24, 2026

27

Alliance Fire Inc

Oakland, CA · (510) 385-5680

CA-CSLB 975730 · C16Fire sprinkler contractor

License activechecked Oct 24, 2026

28

Allied Fire Protection

Oakland, CA · (510) 533-5516

CA-CSLB 251700 · C12 C16 +2Excavation, grading and pavingFire sprinkler contractorGeneral engineering contractor+1

License activechecked Oct 24, 2026

29

Amherst Associates Construction Management Inc

San Francisco, CA · (415) 271-8828

CA-CSLB 811425 · A B +5General engineering contractorGeneral contractorElectrician+2

License activechecked Oct 24, 2026

30

Andy Hl Construction Inc

San Francisco, CA · (415) 816-6677

CA-CSLB 1125249 · B C16 +1General contractorFire sprinkler contractorPlumber

License activechecked Oct 24, 2026

31

Ashbury General Contracting and Engineering

San Francisco, CA · (415) 756-4260

CA-CSLB 826169 · A B +2General engineering contractorGeneral contractorFire sprinkler contractor+1

License activechecked Oct 24, 2026

32

Aspen Contractors Inc

San Francisco, CA · (415) 442-1818

CA-CSLB 487320 · B C10 +4General contractorElectricianFire sprinkler contractor+2

License activechecked Oct 24, 2026

33

Aura Fire Safety

San Francisco, CA · (415) 333-2588

CA-CSLB 1116233 · C10 C16ElectricianFire sprinkler contractor

License activechecked Oct 24, 2026

34

Backflow Prevention Specialists Inc

Sunnyvale, CA · (408) 734-3569

CA-CSLB 427328 · B C16 +3General contractorFire sprinkler contractorHeating and air conditioning+1

License activechecked Oct 24, 2026

35

Bay Cities Pyrotector Inc

Emeryville, CA · (510) 450-7760

CA-CSLB 792704 · C10 C16ElectricianFire sprinkler contractor

License activechecked Oct 24, 2026

36

Bay Guard Fire Protection

Oakland, CA · (408) 318-8636

CA-CSLB 1085623 · C16Fire sprinkler contractor

License activechecked Oct 24, 2026

37

Brown J E Company Mechanical Contractors

San Francisco, CA · (415) 626-4044

CA-CSLB 658273 · C4 C16 +2PlumberFire sprinkler contractorSpecialty contractor

License activechecked Oct 24, 2026

38

Central Convalescent Homes Inc

San Francisco, CA · (415) 929-3197

CA-CSLB 985131 · B C10 +2General contractorElectricianFire sprinkler contractor+1

License activechecked Oct 24, 2026

39

Chen's H Plumbing

San Francisco, CA · (415) 831-2661

CA-CSLB 516866 · C4 C16 +1PlumberFire sprinkler contractor

License activechecked Oct 24, 2026

40

Chen Tom Hong Contractor

San Francisco, CA · (415) 710-9800

CA-CSLB 828527 · B C10 +2General contractorElectricianFire sprinkler contractor+1

License activechecked Oct 24, 2026