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

Fire sprinkler contractors in Downey, CA

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

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649 listingsHow results are ordered
42

A H Accord Group Inc

San Gabriel, CA · (626) 272-7058

CA-CSLB 757675 · B C10 +2General contractorElectricianFire sprinkler contractor+1
License activechecked Oct 24, 2026
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43

Acco Engineered Systems

Pasadena, CA · (818) 244-6571

CA-CSLB 120696 · A B +7General engineering contractorGeneral contractorPlumber+2
License activechecked Oct 24, 2026
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44

Acco-Wilson, Inc

Pasadena, CA · (831) 244-6571

CA-CSLB 1042403 · B C4 +8General contractorPlumberElectrician+2
License activechecked Oct 24, 2026
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51

Arroyo Plumbing Inc

Arcadia, CA · (626) 446-5117

CA-CSLB 629923 · C16 C36Fire sprinkler contractorPlumber
License activechecked Oct 24, 2026
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52

Axis Mechanical Services

Anaheim, CA · (714) 398-8322

CA-CSLB 924887 · B C16 +2General contractorFire sprinkler contractorPlumber+1
License activechecked Oct 24, 2026
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53

Ayus & Co Inc

Los Angeles, CA · (310) 290-6660

CA-CSLB 1011804 · B C16 +1General contractorFire sprinkler contractorPlumber
License activechecked Oct 24, 2026
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54

Aztec Fire Protection

Los Angeles, CA · (323) 939-3013

CA-CSLB 513411 · B C16General contractorFire sprinkler contractor
License activechecked Oct 24, 2026
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55

Bar 1 Fire Protection Inc

Los Angeles, CA · (213) 536-1950

CA-CSLB 1028225 · C16 D62Fire sprinkler contractorHeating and air conditioning
License activechecked Oct 24, 2026
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57

Bear Contractors Inc

Los Angeles, CA · (323) 660-7511

CA-CSLB 688203 · C10 C16 +1ElectricianFire sprinkler contractorPlumber
License activechecked Oct 24, 2026
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59

Brackett Electric Inc

LA Habra Heights, CA · (562) 631-3317

CA-CSLB 500682 · C10 C16ElectricianFire sprinkler contractor
License activechecked Oct 24, 2026
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