NAICS 238110 · Poured Concrete Foundation and Structure Contractors

Concrete contractors in Diamond Bar, CA

5 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
1,338 listingsHow results are ordered
42

Flo Concrete

West Covina, CA · (310) 753-3542

CA-CSLB 1078272 · A C8General engineering contractorConcrete contractor
License activechecked Oct 24, 2026
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45

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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46

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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49

Garcon Construction Inc

Ontario, CA · (909) 591-8601

CA-CSLB 913550 · A C8General engineering contractorConcrete contractor
License activechecked Oct 24, 2026
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50

Garza Construction Inc

Glendora, CA · (626) 664-1810

CA-CSLB 937186 · B C8 +2General contractorConcrete contractorElectrician+1
License activechecked Oct 24, 2026
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52

Geobear CA LLC

Yorba Linda, CA · (949) 426-0831

CA-CSLB 1079250 · D06 D30Concrete contractorGeneral engineering contractor
License activechecked Oct 24, 2026
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57

Golden West Concrete

West Covina, CA · (213) 537-3835

CA-CSLB 1104414 · A C8General engineering contractorConcrete contractor
License activechecked Oct 24, 2026
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