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 221–240How results are ordered
222

Elecnor Hawkeye LLC

Chino, CA · (909) 993-5470

CA-CSLB 1061662 · A B +1General engineering contractorGeneral contractorElectrician
License activechecked Oct 24, 2026
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223

Elecnor Inc

Chino, CA · (909) 993-5470

CA-CSLB 957710 · A B +1General engineering contractorGeneral contractorElectrician
License activechecked Oct 24, 2026
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226

Elyon Constructors Inc

Jurupa Valley, CA · (951) 776-7133

CA-CSLB 1146825 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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231

Envision Landscape

Riverside, CA · (951) 782-0260

CA-CSLB 844619 · A C27 +1General engineering contractorLandscaperAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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232

Everbase Construction Inc

Rancho Cucamonga, CA · (909) 805-9053

CA-CSLB 1125971 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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233

Evergreen Environment Inc

Riverside, CA · (951) 332-2218

CA-CSLB 810462 · A B +5General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 24, 2026
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234

Extenda Networks Inc

Mira Loma, CA · (818) 257-7109

CA-CSLB 1004723 · A B +2General engineering contractorGeneral contractorElectrician
License activechecked Oct 24, 2026
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235

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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239

Fence Ellent

Jurupa Valley, CA · (951) 685-1959

CA-CSLB 1144960 · A C13General engineering contractorFence contractor
License activechecked Oct 24, 2026
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