General engineering contractors in Windsor, CA
25 licenses with the A classification list Windsor (Sonoma County) as their address with the state, 24 of them active. Active licenses with nothing flagged come first.
- American Radiant & Water Heating IncA · B · C-4 · C-10 +1 · #1102680 Windsor · Sonoma County Active
- American Tank Co IncA · #794146 Windsor · Sonoma County Active
- Amg EngineeringA · C-15 · #887119 Windsor · Sonoma County Active
- Daher Development IncA · #1019826 Windsor · Sonoma County Active
- Flum ConstructionA · B · #485669 Windsor · Sonoma County Active
- Galvan Underground Construction IncA · #988314 Windsor · Sonoma County Active
- Hammer Engineering LLCA · #1110818 Windsor · Sonoma County Active
- Irwin Excavating Services IncA · #1072795 Windsor · Sonoma County Active
- John Thompson Enterprises PartnershipA · C-12 · #947071 Windsor · Sonoma County Active
- K & P Kelly IncA · C-21 · #510770 Windsor · Sonoma County Active
- Mann ExcavatingA · #834236 Windsor · Sonoma County Active
- Mann Excavating IncA · #808408 Windsor · Sonoma County Active
- Nor Cal Excavating & TruckingA · #1075175 Windsor · Sonoma County Active
- North Bay Construction ServicesA · #965651 Windsor · Sonoma County Active
- R C ConstructionA · #525979 Windsor · Sonoma County Active
- R C X IncA · #715476 Windsor · Sonoma County Active
- Rebich Construction IncA · B · C-42 · #675200 Windsor · Sonoma County Active
- Rose Valley Earthworks & PavingA · C-12 · #1119803 Windsor · Sonoma County Active
- Snyder Construction IncA · B · #1022236 Windsor · Sonoma County Active
- Sousa EngineeringA · #1038833 Windsor · Sonoma County Active
- Trans Tech ConsultantsA · HAZ · #697833 Windsor · Sonoma County Active
- Tyler ElliffA · #1001865 Windsor · Sonoma County Active
- Waterworks Industries IncorporatedA · B · C-27 · C-36 +2 · #678182 Windsor · Sonoma County Active
- Waterworks Industries LLCA · B · C-10 · C-16 +3 · #1137599 Windsor · Sonoma County Active
- P D K ConstructionA · #898793 Windsor · Sonoma County Suspended: bond lapsed
Source: CSLB license file, Nov 6, 2026All trades in Windsor