NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Fontana, CA

42 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
1,790 listingsHow results are ordered
23

Grand Concrete Inc

Fontana, CA

CA-CSLB 1064153 · A C8General engineering contractorConcrete contractor
License activechecked Oct 24, 2026
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24

Rgm Concrete

Fontana, CA

US-GSA-SAM L4G3PKGRHLN6General engineering contractor
License activechecked Oct 23, 2026
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26

A a Construction

Rialto, CA · (909) 421-7960

CA-CSLB 863686 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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28

Cable Brothers Inc

Rancho Cucamonga, CA · (909) 899-6475

CA-CSLB 880335 · A C7General engineering contractorElectrician
License activechecked Oct 24, 2026
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31

Highball Signal Inc

Rancho Cucamonga, CA · (310) 961-1122

CA-CSLB 977882 · A C10General engineering contractorElectrician
License activechecked Oct 24, 2026
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34

J & K Welding

Rancho Cucamonga, CA · (909) 226-1371

CA-CSLB 419502 · A C60General engineering contractorSteel and welding contractor
License activechecked Oct 24, 2026
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35

J&K Welding Co Inc

Rancho Cucamonga, CA · (909) 560-3223

CA-CSLB 1108110 · A C60General engineering contractorSteel and welding contractor
License activechecked Oct 24, 2026
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36

Johnson L R Construction

Rialto, CA · (909) 820-0613

CA-CSLB 326511 · A C8 +2General engineering contractorConcrete contractorExcavation, grading and paving+1
License activechecked Oct 24, 2026
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37

Larson William Ty

Rancho Cucamonga, CA · (909) 717-2106

CA-CSLB 501029 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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39

Od Services LLC

Rialto, CA · (909) 828-8255

CA-CSLB 1107399 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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