NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Oakley, CA

22 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
825 listingsHow results are ordered
21

Sizemore & Son

Oakley, CA · (925) 584-4560

CA-CSLB 1010445 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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23

A a General Engineering

Brentwood, CA · (925) 250-7608

CA-CSLB 1054026 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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25

Advance Telecom Inc

Brentwood, CA · (510) 921-1149

CA-CSLB 1031556 · C7 C31 +1ElectricianGeneral engineering contractor
License activechecked Oct 24, 2026
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26

All Pro Communications

Knightsen, CA · (925) 628-6570

CA-CSLB 1057838 · A C7 +1General engineering contractorElectrician
License activechecked Oct 24, 2026
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27

All Trades Co-Op

Brentwood, CA · (925) 584-9128

CA-CSLB 915300 · A B +1General engineering contractorGeneral contractorPainter
License activechecked Oct 24, 2026
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29

Anza Engineering Corp

Brentwood, CA · (925) 513-2060

CA-CSLB 273213 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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33

Cocos Excavating

Brentwood, CA · (925) 588-3277

CA-CSLB 863888 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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34

Cornish Contracting

Bethel Island, CA · (925) 595-2420

CA-CSLB 807527 · A B +1General engineering contractorGeneral contractorWell drilling contractor
License activechecked Oct 24, 2026
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35

Delta Grading

Brentwood, CA · (925) 634-2659

CA-CSLB 665563 · A B +1General engineering contractorGeneral contractorExcavation, grading and paving
License activechecked Oct 24, 2026
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37

F D R W Inc

Brentwood, CA · (925) 634-2899

CA-CSLB 936400 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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38

Ferrante Kenneth

Knightsen, CA · (925) 778-3939

CA-CSLB 519304 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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40

Hot Line Construction Inc

Brentwood, CA · (925) 634-9333

CA-CSLB 710855 · A C10 +2General engineering contractorElectricianSpecialty contractor
License activechecked Oct 24, 2026
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