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
86

E & T Concrete

Fontana, CA · (909) 927-7300

CA-CSLB 1153790 · C8Concrete contractor
License activechecked Oct 24, 2026
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87

Elias Concrete & Paving

Pomona, CA · (909) 629-6969

CA-CSLB 831016 · C8 C12Concrete contractorExcavation, grading and paving
License activechecked Oct 24, 2026
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90

Exterior Construction Inc

Chino, CA · (626) 523-7530

CA-CSLB 981289 · A C8 +1General engineering contractorConcrete contractorLandscaper
License activechecked Oct 24, 2026
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91

Fore Contractors Inc

Norco, CA · (951) 272-1322

CA-CSLB 1023690 · A B +1General engineering contractorGeneral contractorConcrete contractor
License activechecked Oct 24, 2026
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93

Frahm Bros Inc

Riverside, CA · (949) 673-9286

CA-CSLB 588664 · C8 C29Concrete contractorMasonry contractor
License activechecked Oct 24, 2026
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95

G 2 Synthetics

Mira Loma, CA · (909) 561-9443

CA-CSLB 1048694 · B C8 +2General contractorConcrete contractorSpecialty contractor
License activechecked Oct 24, 2026
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96

G 4 Construction

Chino Hills, CA · (909) 618-8081

CA-CSLB 996713 · B C8General contractorConcrete contractor
License activechecked Oct 24, 2026
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97

G B R Paving

Chino, CA · (909) 590-3777

CA-CSLB 865757 · C12 D06 +1Excavation, grading and pavingConcrete contractorSpecialty contractor
License activechecked Oct 24, 2026
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100

Geem Construction

Riverside, CA · (951) 536-7648

CA-CSLB 1023438 · B C8 +1General contractorConcrete contractorMasonry contractor
License activechecked Oct 24, 2026
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