NAICS 236118 · Residential Remodelers

General contractors in Ontario, CA

325 licensed general contractors · every license checked against the issuer's file

More cities in California

Los Angeles 3,431San Diego 2,683San Francisco 2,280San Jose 2,198Sacramento 1,562Bakersfield 955Riverside 924Fresno 897Santa Rosa 840Oakland 826Anaheim 801Irvine 793Woodland Hills 695Long Beach 663Huntington Beach 654Escondido 625
Listings 1–20How results are ordered
02

A G Construction

Ontario, CA · (909) 986-7878

CA-CSLB 793245 · B C8 +2General contractorConcrete contractorElectrician+1
License activechecked Oct 24, 2026
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05

A N D a

Ontario, CA · (909) 226-6562

CA-CSLB 1032575 · BGeneral contractor
License activechecked Oct 24, 2026
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09

Aboubakare Ansary

Ontario, CA · (714) 809-6827

CA-CSLB 1042235 · B C20 +1General contractorHeating and air conditioning
License activechecked Oct 24, 2026
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11

Ace Engineering Inc

Ontario, CA · (909) 392-4600

CA-CSLB 613320 · A ASB +2General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+1
License activechecked Oct 24, 2026
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