NAICS 238110 · Poured Concrete Foundation and Structure Contractors

Concrete contractors in Ontario, CA

36 licensed concrete contractors · every license checked against the issuer's file

More cities in California

San Jose 165Bakersfield 147Sacramento 129San Diego 118Riverside 101Fresno 97Los Angeles 83Escondido 75Anaheim 67Santa Rosa 64Orange 57Stockton 55San Francisco 52Simi Valley 52El Cajon 50Corona 46
1,192 listingsHow results are ordered
21

Camarena Juan Jose

Norco, CA · (951) 232-8030

CA-CSLB 962155 · C8 C27Concrete contractorLandscaper
License activechecked Oct 24, 2026
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23

Casco Equipment Corporation

Riverside, CA · (951) 324-8500

CA-CSLB 811394 · C8 D21 +2Concrete contractorSpecialty contractorSteel and welding contractor
License activechecked Oct 24, 2026
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34

Constructify Inc

Upland, CA · (840) 201-7395

CA-CSLB 1111179 · B C8General contractorConcrete contractor
License activechecked Oct 24, 2026
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35

Core-Crete LLC

Norco, CA · (909) 292-8293

CA-CSLB 1163111 · C8Concrete contractor
License activechecked Oct 24, 2026
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39

Cova Concrete

Fontana, CA · (909) 637-4200

CA-CSLB 1138889 · B C8 +1General contractorConcrete contractorSpecialty contractor
License activechecked Oct 24, 2026
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