NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Clayton, CA

9 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
1,316 listingsHow results are ordered
102

D L I Construction

Alamo, CA · (925) 389-6149

CA-CSLB 612726 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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103

Danliv Inc

Danville, CA · (925) 434-5154

CA-CSLB 1070436 · A B +2General engineering contractorGeneral contractorElectrician+1
License activechecked Oct 24, 2026
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104

De Nova Homes Inc

Concord, CA · (925) 685-0110

CA-CSLB 770719 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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105

Devengenzo & Company

Concord, CA · (925) 930-7186

CA-CSLB 566986 · A B +1General engineering contractorGeneral contractorLandscaper
License activechecked Oct 24, 2026
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106

Dfconceal LLC

Walnut Creek, CA · (847) 525-3960

CA-CSLB 1128644 · A B +1General engineering contractorGeneral contractorElectrician
License activechecked Oct 24, 2026
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110

Discovery Builders Inc

Concord, CA · (925) 682-6419

CA-CSLB 753652 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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111

Dmz Builders

Concord, CA · (925) 826-5387

CA-CSLB 986594 · A B +2General engineering contractorGeneral contractorElectrician+1
License activechecked Oct 24, 2026
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112

Dmz/Comstock JV

Concord, CA · (925) 826-5387

CA-CSLB 1150127 · A C10General engineering contractorElectrician
License activechecked Oct 24, 2026
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113

Drill Tech Drilling & Shoring Inc

Antioch, CA · (925) 978-2060

CA-CSLB 745354 · A C57 +2General engineering contractorWell drilling contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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116

Ella

Alamo, CA · (925) 575-4433

CA-CSLB 685925 · A B +2General engineering contractorGeneral contractorLocksmith+1
License activechecked Oct 24, 2026
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119

Engineered Soil Repairs Inc

Walnut Creek, CA · (925) 210-2150

CA-CSLB 668184 · A B +1General engineering contractorGeneral contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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120

Etic

Pleasant Hill, CA · (925) 602-4710

CA-CSLB 624022 · A C10 +2General engineering contractorElectricianLandscaper+1
License activechecked Oct 24, 2026
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