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
82

Blue Flame Crew West LLC

Danville, CA · (630) 225-4286

CA-CSLB 993502 · A C57General engineering contractorWell drilling contractor
License activechecked Oct 24, 2026
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83

Blueline Engineering Inc

Concord, CA · (925) 287-0102

CA-CSLB 948803 · A B +1General engineering contractorGeneral contractorCarpenter
License activechecked Oct 24, 2026
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84

Boscolai Construction

Danville, CA · (415) 636-8999

CA-CSLB 1120060 · A B +5General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 24, 2026
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85

Bradley Tanks Inc

Danville, CA · (925) 229-2900

CA-CSLB 964166 · A HAZGeneral engineering contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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86

Brosamer Robert

Walnut Creek, CA · (925) 932-7900

CA-CSLB 267780 · A HAZGeneral engineering contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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87

Brosamer & Wall Inc

Walnut Creek, CA · (925) 932-7900

CA-CSLB 978808 · A B +1General engineering contractorGeneral contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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88

Brown and Caldwell

Walnut Creek, CA · (915) 210-2245

CA-CSLB 445796 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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90

Brown Construction

Walnut Creek, CA · (925) 808-9550

CA-CSLB 924572 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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91

Burton Underground Inc

Concord, CA · (925) 682-6419

CA-CSLB 922888 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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96

Carone & Company Inc

Concord, CA · (925) 602-8800

CA-CSLB 704210 · A B +1General engineering contractorGeneral contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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98

Conco

Concord, CA · (925) 685-6799

CA-CSLB 199902 · A B +5General engineering contractorGeneral contractorConcrete contractor+1
License activechecked Oct 24, 2026
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