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

02

Bay Demo

Walnut Creek, CA · (510) 978-9010

CA-CSLB 1055298 · C21Excavation, grading and paving
License activechecked Oct 24, 2026
03

Diablo Striping Inc

Walnut Creek, CA · (925) 262-3001

CA-CSLB 936257 · C32Excavation, grading and paving
License activechecked Oct 24, 2026
04

Dig This Inc

Walnut Creek, CA · (925) 673-9405

CA-CSLB 742485 · C12Excavation, grading and paving
License activechecked Oct 24, 2026
05

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
06

Rooter-Man

Walnut Creek, CA · (925) 565-8224

CA-CSLB 646020 · C36 C42PlumberExcavation, grading and paving
License activechecked Oct 24, 2026
10

Atlas Tree Service Inc

Pleasant Hill, CA · (925) 687-3631

CA-CSLB 393973 · C12 D49Excavation, grading and pavingTree service
License activechecked Oct 24, 2026
13

Icay Inc

Lafayette, CA · (925) 962-3867

CA-CSLB 864893 · A C21General engineering contractorExcavation, grading and paving
License activechecked Oct 24, 2026
14

Janus Corporation

Concord, CA · (925) 969-9200

CA-CSLB 572682 · A ASB +5General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+2
License activechecked Oct 24, 2026
15

Kinser Capital

Concord, CA · (916) 420-9983

CA-CSLB 1097356 · B C12General contractorExcavation, grading and paving
License activechecked Oct 24, 2026
16

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
17

Tractor Service

Concord, CA · (925) 682-2324

CA-CSLB 810823 · B C12General contractorExcavation, grading and paving
License activechecked Oct 24, 2026
19

Z L C Corp

Concord, CA · (925) 465-6663

CA-CSLB 890327 · A ASB +3General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+1
License activechecked Oct 24, 2026
20

A a Paving

Bay Point, CA · (510) 501-2601

CA-CSLB 1107075 · C12Excavation, grading and paving
License activechecked Oct 24, 2026