NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Copperopolis, CA

8 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
310 listingsHow results are ordered
23

Am & Sons Inc

Stockton, CA

US-GSA-SAM D8A8JEBDUYK3General engineering contractor
License activechecked Oct 23, 2026
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32

Bay-Valley Groundworks Inc

Modesto, CA · (510) 355-5531

CA-CSLB 1004644 · A B +1General engineering contractorGeneral contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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35

Citizen Corporation

Modesto, CA · (209) 531-1122

CA-CSLB 850186 · A C10General engineering contractorElectrician
License activechecked Oct 24, 2026
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40

Donatelli's Pole Setting

Jackson, CA · (209) 256-5456

CA-CSLB 992670 · A B +2General engineering contractorGeneral contractorElectrician+1
License activechecked Oct 24, 2026
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