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
23

Goss Construction Co Inc

Rancho Cucamonga, CA · (909) 980-4411

CA-CSLB 378377 · A B +3General engineering contractorGeneral contractorConcrete contractor+1
License activechecked Oct 24, 2026
CallDetails
24

Gutierrez Albert

Rancho Cucamonga, CA · (909) 944-8504

CA-CSLB 578984 · C8 C10 +1Concrete contractorElectricianSpecialty contractor
License activechecked Oct 24, 2026
CallDetails
26

Raw Concrete

Rancho Cucamonga, CA · (626) 408-4888

CA-CSLB 1040578 · C8Concrete contractor
License activechecked Oct 24, 2026
CallDetails
27

Rcm Construction Inc

Rancho Cucamonga, CA · (909) 483-7540

CA-CSLB 794351 · B C8 +2General contractorConcrete contractorMasonry contractor+1
License activechecked Oct 24, 2026
CallDetails
30

W.L Construction

Rancho Cucamonga, CA · (626) 672-5628

CA-CSLB 888577 · B C8General contractorConcrete contractor
License activechecked Oct 24, 2026
CallDetails
31

West Coast Operations Co

Rancho Cucamonga, CA · (909) 262-7775

CA-CSLB 965555 · D03 D06 +4Specialty contractorConcrete contractorSteel and welding contractor+1
License activechecked Oct 24, 2026
CallDetails
37

Act 1 Construction Inc

Norco, CA · (951) 735-1184

CA-CSLB 657517 · A B +3General engineering contractorGeneral contractorConcrete contractor+2
License activechecked Oct 24, 2026
CallDetails
38

Agf Concrete

Pomona, CA · (909) 618-6065

CA-CSLB 1046642 · B C8General contractorConcrete contractor
License activechecked Oct 24, 2026
CallDetails