NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Ontario, CA

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

More cities in California

Bakersfield 337San Francisco 307San Diego 273Sacramento 244Los Angeles 235Riverside 191San Jose 188Fresno 184Irvine 140Santa Rosa 134Corona 122Redding 119El Cajon 117Anaheim 116Oakland 111Temecula 110
Listings 1–20How results are ordered
01

M J Pacific Inc

Ontario, CA · (909) 628-1999

CA-CSLB 1051869 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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02

Marlu Construction

Ontario, CA · (909) 841-2810

CA-CSLB 960949 · A B +1General engineering contractorGeneral contractorConcrete contractor
License activechecked Oct 24, 2026
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03

Mc Ghee Construction Inc

Ontario, CA · (909) 930-1793

CA-CSLB 884036 · A B +1General engineering contractorGeneral contractorConcrete contractor
License activechecked Oct 24, 2026
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04

Pascal & Ludwig Constructors Inc

Ontario, CA · (909) 947-4631

CA-CSLB 373525 · A B +1General engineering contractorGeneral contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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05

Power Grade Inc

Ontario, CA · (909) 947-5191

CA-CSLB 935306 · A C10General engineering contractorElectrician
License activechecked Oct 24, 2026
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08

Premier Paving Inc

Ontario, CA · (909) 902-5353

CA-CSLB 638301 · A C12General engineering contractorExcavation, grading and paving
License activechecked Oct 24, 2026
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15

Sitelogiq Inc

Ontario, CA · (916) 914-1929

CA-CSLB 1054171 · A B +1General engineering contractorGeneral contractorElectrician
License activechecked Oct 24, 2026
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17

Spec Construction Co Inc

Ontario, CA · (909) 947-4601

CA-CSLB 419626 · A B +11General engineering contractorGeneral contractorPlumber+2
License activechecked Oct 24, 2026
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