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
02

Plant Hazardous Services Inc

Alamo, CA · (925) 586-4878

CA-CSLB 863366 · A ASB +5General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+2
License activechecked Oct 24, 2026
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03

Plant Reclamation

Antioch, CA · (510) 233-6552

CA-CSLB 1039599 · A ASB +3General engineering contractorAsbestos and hazardous materials abatementExcavation, grading and paving
License activechecked Oct 24, 2026
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10

Ramos Mary a

Walnut Creek, CA · (510) 427-7366

CA-CSLB 492317 · A HAZGeneral engineering contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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11

Rkh Constructors Inc

Alamo, CA · (925) 765-6464

CA-CSLB 522195 · A B +1General engineering contractorGeneral contractorConcrete contractor
License activechecked Oct 24, 2026
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12

Rl Contracting

Pleasant Hill, CA · (707) 628-2188

CA-CSLB 967985 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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14

Rudolph & Sons

Antioch, CA · (925) 525-5184

CA-CSLB 813850 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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15

S & H Construction Inc

Danville, CA · (510) 579-7382

CA-CSLB 786358 · A B +4General engineering contractorGeneral contractorDrywall, plaster and insulation+2
License activechecked Oct 24, 2026
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16

S2Serm LLC

Danville, CA · (925) 362-3041

CA-CSLB 1146389 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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18

Scott Mark Construction Inc

Pleasant Hill, CA · (925) 944-0502

CA-CSLB 682814 · A B +2General engineering contractorGeneral contractorFlooring contractor+1
License activechecked Oct 24, 2026
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