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

Fire sprinkler contractors in Hesperia, CA

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

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98 listingsHow results are ordered
41

Hci Sprinkler Inc

Ontario, CA · (909) 628-7773

CA-CSLB 1005968 · C10 C16ElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
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42

Hci Systems Inc

Ontario, CA · (909) 628-7773

CA-CSLB 905493 · C7 C10 +1ElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
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43

Hickman C R & Co

Azusa, CA · (626) 442-5626

CA-CSLB 433084 · A ASB +10General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+2
License activechecked Oct 24, 2026
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44

Hickman & Son Mechanical LLC

Azusa, CA · (626) 442-5626

CA-CSLB 451069 · A ASB +10General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+2
License activechecked Oct 24, 2026
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46

Jpm Fire Protection

Rancho Cucamonga, CA · (909) 224-3812

CA-CSLB 1141834 · C16Fire sprinkler contractor
License activechecked Oct 24, 2026
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51

Ornnell Fire Sprinkler Inc

Grand Terrace, CA · (909) 783-3817

CA-CSLB 656065 · C16 C34Fire sprinkler contractorGeneral engineering contractor
License activechecked Oct 24, 2026
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52

Pro - Craft Construction Inc

Redlands, CA · (909) 790-5222

CA-CSLB 467234 · A B +5General engineering contractorGeneral contractorDrywall, plaster and insulation+2
License activechecked Oct 24, 2026
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55

Rice Fire Protection

Moreno Valley, CA · (951) 243-6677

CA-CSLB 619552 · A C10 +1General engineering contractorElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
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58

Trl Systems Incorporated

Rancho Cucamonga, CA · (909) 390-8392

CA-CSLB 413747 · C10 C16ElectricianFire sprinkler contractor
License qual bond suspchecked Oct 24, 2026
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