Licensed Contractors in Ontario, CA
918 contractors on file from California state licensing board. Showing top 50 — use trade pages below to browse the full list. Page 1 of 3.
Data source: California state contractor licensing board public records. We do not compute trust scores or rank contractors. Verify current license status directly with the state licensing board.
Browse by trade:General Building (7)General Engineering (6)Painting & Decorating (5)HVAC (3)Cabinet & Millwork (2)D12 (2)Concrete (2)Landscaping (2)Electrical (2)Plumbing (2)Electrical Sign (2)Structural Steel (2)
GENERAL OUTDOOR ADVERTISING
D42
Ontario, CA
License expired52 yrs active
K & Z CABINET CO INC
Cabinet & Millwork
Ontario, CA
License active50 yrs active
MC GINNIS CUSTOM PLASTICS
D12
Ontario, CA
License active49 yrs active
GREGG ELECTRIC INC
General Engineering
Ontario, CA
License active65 yrs active
MAGNISON AND MOEN INC
HVAC
Ontario, CA
License active55 yrs active
FULLMER CONSTRUCTION
General Building
Ontario, CA
License active51 yrs active
ONTARIO REFRIGERATION COMMERCIAL AIR CONDITIONING HEATING & CONTR
HVAC
Ontario, CA
License active50 yrs active
THOMAS ANDERSON WALLCOVERING INC
Painting & Decorating
Ontario, CA
License active49 yrs active
DARRACQ R A CONCRETE
Concrete
Ontario, CA
License active48 yrs active
DUNN TERRAL
Low Voltage Systems
Ontario, CA
License active47 yrs active
THEILACKER RUDOLF CARL CONTRACTOR
General Engineering
Ontario, CA
License active53 yrs active
C P CONSTRUCTION CO INC
General Engineering
Ontario, CA
License active51 yrs active
CROSSMAN STEVE
General Building
Ontario, CA
License active47 yrs active
HOFER PAUL B III
General Building
Ontario, CA
License active47 yrs active
PREMIER POOLS AND SPAS
Landscaping
Ontario, CA
License active43 yrs active
STONE CREATIONS INCORPORATED
D12
Ontario, CA
License expired40 yrs active
METAL ENGINEERING & MFG
Sheet Metal
Ontario, CA
License active44 yrs active
ANDRADE PAINTING & DECORATING
Painting & Decorating
Ontario, CA
License active41 yrs active
SWAN PAINTING
Painting & Decorating
Ontario, CA
License active41 yrs active
HAYDEL GREGORY ALAN
Cabinet & Millwork
Ontario, CA
License active39 yrs active