NAICS 238910 · Site Preparation Contractors

Excavation, grading and paving in Castro Valley, CA

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

21

Matheneys Plumbing & Heating

Danville, CA · (925) 362-9814

CA-CSLB 933520 · C20 C36 +1Heating and air conditioningPlumberExcavation, grading and paving
License activechecked Oct 24, 2026
22

Mc Guire and Hester

Oakland, CA · (510) 632-7676

CA-CSLB 95879 · A B +4General engineering contractorGeneral contractorExcavation, grading and paving+2
License activechecked Oct 24, 2026
24

Mg Rooter Inc

Oakland, CA · (510) 340-1826

CA-CSLB 1146516 · C42Excavation, grading and paving
License activechecked Oct 24, 2026
25

Mo Paving

Oakland, CA · (510) 914-9557

CA-CSLB 869476 · C12Excavation, grading and paving
License activechecked Oct 24, 2026
27

Monterey Mechanical Co

Oakland, CA · (510) 632-3173

CA-CSLB 388361 · A B +7General engineering contractorGeneral contractorPlumber+2
License activechecked Oct 24, 2026
28

Mr Rooter Plumbing

Oakland, CA · (510) 843-6378

CA-CSLB 453536 · C36 C42PlumberExcavation, grading and paving
License activechecked Oct 24, 2026
29

Norcal Rock Inc

Oakland, CA · (510) 636-9860

CA-CSLB 915550 · A C21General engineering contractorExcavation, grading and paving
License activechecked Oct 24, 2026
30

Olsson Plumbing Company

Danville, CA · (510) 522-2442

CA-CSLB 443706 · C4 C20 +3PlumberHeating and air conditioningExcavation, grading and paving
License activechecked Oct 24, 2026
31

P J Plumbing Inc

Oakland, CA · (510) 415-5774

CA-CSLB 992574 · A B +3General engineering contractorGeneral contractorConcrete contractor+2
License activechecked Oct 24, 2026
32

Pac Bay Environmental Services Inc

Oakland, CA · (510) 947-2800

CA-CSLB 1034033 · A ASB +3General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+1
License activechecked Oct 24, 2026
37

Pierce J R Plumbing Company

San Leandro, CA · (510) 483-5473

CA-CSLB 188225 · C4 C16 +3PlumberFire sprinkler contractorHeating and air conditioning+1
License activechecked Oct 24, 2026
38

Plumbing Connection

Union City, CA · (510) 377-3341

CA-CSLB 944509 · C36 C42PlumberExcavation, grading and paving
License activechecked Oct 24, 2026
39

Plumbing Prodigy

Hayward, CA · (510) 250-3454

CA-CSLB 1108004 · C36 C42PlumberExcavation, grading and paving
License activechecked Oct 24, 2026
40

Pro Rooter Inc

San Leandro, CA · (510) 670-1115

CA-CSLB 636652 · C36 C42PlumberExcavation, grading and paving
License activechecked Oct 24, 2026