NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Montclair, CA

12 licensed general engineering contractors · every license checked against the issuer's file

More cities in California

Bakersfield 337San Francisco 307San Diego 273Sacramento 244Los Angeles 235Riverside 191San Jose 188Fresno 184Irvine 140Santa Rosa 134Corona 122Redding 119El Cajon 117Anaheim 116Oakland 111Temecula 110
Listings 21–40How results are ordered
21

C P C Inc

Upland, CA · (909) 981-1091

CA-CSLB 862027 · A C34General engineering contractor
License activechecked Oct 24, 2026
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22

C P Construction Co Inc

Ontario, CA · (909) 981-1091

CA-CSLB 304795 · A C12 +2General engineering contractorExcavation, grading and paving
License activechecked Oct 24, 2026
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25

California Rampworks

Upland, CA · (909) 949-1601

CA-CSLB 973748 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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26

California Skateparks

Upland, CA · (909) 949-1601

CA-CSLB 799795 · A B +1General engineering contractorGeneral contractorLandscaper
License activechecked Oct 24, 2026
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27

California Skateparks

Upland, CA · (909) 949-1601

CA-CSLB 962150 · A B +1General engineering contractorGeneral contractorLandscaper
License activechecked Oct 24, 2026
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31

Condor Electric Co

Upland, CA · (951) 206-1522

CA-CSLB 421153 · A C10General engineering contractorElectrician
License activechecked Oct 24, 2026
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36

Doja Inc

Ontario, CA · (909) 628-1999

CA-CSLB 597764 · A B +3General engineering contractorGeneral contractorExcavation, grading and paving+1
License activechecked Oct 24, 2026
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