NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors
Fire sprinkler contractors in Ontario, CA
12 licensed fire sprinkler contractors · every license checked against the issuer's file
More cities in California
81Covina, CA · (661) 809-2903
CA-CSLB 408122 · C4 C16 +1PlumberFire sprinkler contractor
License activechecked Oct 24, 2026
Glendora, CA · (909) 772-6645
CA-CSLB 933356 · B C16 +1General contractorFire sprinkler contractorPlumber
License activechecked Oct 24, 2026
Anaheim, CA · (800) 557-8189
CA-CSLB 1068068 · C10 C16ElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
Anaheim, CA · (714) 520-7520
CA-CSLB 1079004 · A C16General engineering contractorFire sprinkler contractor
License activechecked Oct 24, 2026
San Bernardino, CA · (909) 900-1454
CA-CSLB 1134590 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
Brea, CA · (760) 683-5970
CA-CSLB 896977 · C10 C16ElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
Rowland Heights, CA · (626) 780-2806
CA-CSLB 856012 · B C16General contractorFire sprinkler contractor
License activechecked Oct 24, 2026
Anaheim, CA · (714) 630-3916
CA-CSLB 830883 · C16 C34Fire sprinkler contractorGeneral engineering contractor
License activechecked Oct 24, 2026
LA Habra, CA · (562) 691-0918
CA-CSLB 259936 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
Tustin, CA · (303) 434-7083
CA-CSLB 1157936 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
Santa Ana, CA · (866) 496-4456
CA-CSLB 978587 · C10 C16ElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
Orange, CA · (714) 998-1101
CA-CSLB 443276 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
Tustin, CA · (949) 207-8814
CA-CSLB 1137942 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
LA Mirada, CA · (562) 229-0739
CA-CSLB 1024974 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
Corona, CA · (951) 526-7125
CA-CSLB 955579 · C10 C16ElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
Redlands, CA · (909) 844-7868
CA-CSLB 962961 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
Anaheim, CA · (714) 398-8322
CA-CSLB 924887 · B C16 +2General contractorFire sprinkler contractorPlumber+1
License activechecked Oct 24, 2026
Corona, CA · (714) 998-6700
CA-CSLB 255431 · B C16 +2General contractorFire sprinkler contractorLandscaper+1
License activechecked Oct 24, 2026
San Bernardino, CA · (909) 838-9551
CA-CSLB 840792 · B C10 +2General contractorElectricianFire sprinkler contractor+1
License activechecked Oct 24, 2026
LA Habra Heights, CA · (562) 631-3317
CA-CSLB 500682 · C10 C16ElectricianFire sprinkler contractor
License activechecked Oct 24, 2026