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

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310 listingsHow results are ordered
121

Wilsons Backhoe

Sonora, CA · (209) 532-6012

CA-CSLB 613060 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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122

Wise David N

Sonora, CA · (209) 928-4331

CA-CSLB 1095446 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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123

Wydner Rg

Valley Springs, CA · (209) 327-2363

CA-CSLB 1091496 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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127

Mike Mcconnell

Sonora, CA

US-GSA-SAM V5GRSV879CL4General engineering contractor
License activechecked Oct 23, 2026
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132

Adams Construction

Burson, CA · (209) 217-6315

CA-CSLB 1077880 · A B +2General engineering contractorGeneral contractorHome builder+1
License activechecked Oct 24, 2026
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133

All Cities Fiberglass

Linden, CA · (209) 786-2078

CA-CSLB 848832 · A D12General engineering contractorSpecialty contractor
License activechecked Oct 24, 2026
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134

Applied Power Systems Inc

Riverbank, CA · (209) 595-2399

CA-CSLB 927411 · A B +3General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 24, 2026
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136

Berchtold Const

Soulsbyville, CA · (209) 770-0232

CA-CSLB 498841 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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137

Brayton C T & Sons Inc

Escalon, CA · (209) 838-7388

CA-CSLB 257952 · A ASB +1General engineering contractorAsbestos and hazardous materials abatementGeneral contractor
License activechecked Oct 24, 2026
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138

Burriss Backhoe

Escalon, CA · (209) 595-4011

CA-CSLB 929811 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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139

Castle Well Drilling Inc

Riverbank, CA · (209) 968-0104

CA-CSLB 1044863 · A B +1General engineering contractorGeneral contractorWell drilling contractor
License activechecked Oct 24, 2026
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