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
1,359 listingsHow results are ordered
122

Legacy Builders Inc

Concord, CA · (925) 671-7711

CA-CSLB 720955 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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123

Lescure Company Inc

Concord, CA · (925) 283-2528

CA-CSLB 248204 · A B +5General engineering contractorGeneral contractorPlumber+2
License activechecked Oct 24, 2026
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125

Linden Mark Allen

Walnut Creek, CA · (925) 876-0104

CA-CSLB 654758 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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126

Lionheart Homes Inc

Pleasant Hill, CA · (925) 483-2589

CA-CSLB 1101528 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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127

M E M Engineering

Walnut Creek, CA · (925) 674-9082

CA-CSLB 463645 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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128

Madden Engineering

Concord, CA · (925) 507-6083

CA-CSLB 1151893 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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132

Mercoza

Walnut Creek, CA · (510) 675-7971

CA-CSLB 988861 · A C8 +2General engineering contractorConcrete contractorExcavation, grading and paving+1
License activechecked Oct 24, 2026
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135

N V Heathorn Co

Concord, CA · (510) 569-9100

CA-CSLB 761659 · A B +14General engineering contractorGeneral contractorDrywall, plaster and insulation+2
License activechecked Oct 24, 2026
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137

Nugent Constructors Inc

Danville, CA · (925) 683-3712

CA-CSLB 599590 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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138

Orman & Associates Inc

Alamo, CA · (925) 577-8030

CA-CSLB 907485 · A B +1General engineering contractorGeneral contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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139

Otb Construction

Antioch, CA · (925) 550-6491

CA-CSLB 791845 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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140

Pacfic State Paving

Concord, CA · (925) 350-1329

CA-CSLB 1158352 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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