NAICS 238910 · Site Preparation Contractors

Excavation, grading and paving in Walnut Creek, CA

8 licensed excavation, grading and paving · every license checked against the issuer's file

101

Blucal

Oakland, CA · (415) 578-4848

CA-CSLB 1025969 · A B +4General engineering contractorGeneral contractorExcavation, grading and paving+2
License activechecked Oct 24, 2026
102

Bohm Environmental Solutions

Oakland, CA · (510) 719-7600

CA-CSLB 803738 · A ASB +6General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+2
License activechecked Oct 24, 2026
103

Bonetti Frank Plumbing Inc

Castro Valley, CA · (510) 582-0934

CA-CSLB 251165 · C4 C20 +3PlumberHeating and air conditioningGeneral engineering contractor+1
License activechecked Oct 24, 2026
106

Cal State Pro-Group Inc

San Leandro, CA · (510) 780-2221

CA-CSLB 1128129 · B C12 +2General contractorExcavation, grading and pavingMasonry contractor+1
License activechecked Oct 24, 2026
108

Certa Engineering

Oakland, CA · (510) 470-1002

CA-CSLB 980022 · A B +2General engineering contractorGeneral contractorConcrete contractor+1
License activechecked Oct 24, 2026
109

Champion Contractors

Emeryville, CA · (510) 658-9960

CA-CSLB 995215 · A ASB +4General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+1
License activechecked Oct 24, 2026
111

Costa Demolition

El Cerrito, CA · (415) 390-2590

CA-CSLB 1069705 · C12 C21Excavation, grading and paving
License activechecked Oct 24, 2026
112

Custom Landscapes

Berkeley, CA · (510) 549-3954

CA-CSLB 965214 · C21 C27 +2Excavation, grading and pavingLandscaperGeneral engineering contractor+1
License activechecked Oct 24, 2026
114

D-Line Constructors Inc

Oakland, CA · (510) 251-6400

CA-CSLB 944284 · A ASB +6General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+2
License activechecked Oct 24, 2026
115

D's General Engineering

Oakland, CA · (510) 706-5711

CA-CSLB 1084159 · A C12 +1General engineering contractorExcavation, grading and paving
License activechecked Oct 24, 2026