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
04

Tri - County Fire

Hesperia, CA · (760) 948-4414

CA-CSLB 803096 · C16Fire sprinkler contractor
License activechecked Oct 19, 2026
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11

Mccullough Engineering

Apple Valley, CA · (760) 947-4500

CA-CSLB 958381 · A C16General engineering contractorFire sprinkler contractor
License activechecked Oct 19, 2026
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14

Barkley Plumbing

Lake Arrowhead, CA · (909) 337-4596

CA-CSLB 584001 · C16 C36Fire sprinkler contractorPlumber
License activechecked Oct 19, 2026
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17

Fireshield

Crestline, CA · (408) 457-4282

CA-CSLB 1081015 · C16Fire sprinkler contractor
License activechecked Oct 19, 2026
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19

Jr Fire Sprinklers

San Bernardino, CA · (909) 770-2078

CA-CSLB 1077811 · C16Fire sprinkler contractor
License activechecked Oct 19, 2026
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20

Lake Arrowhead Plumbing Inc

Lake Arrowhead, CA · (909) 337-0071

CA-CSLB 993989 · C16 C36 +1Fire sprinkler contractorPlumberExcavation, grading and paving
License activechecked Oct 19, 2026
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