Licensed contractors in Ontario, California

Contractors with an active California license and a business address in Ontario (San Bernardino County). Each listing shows what the state has on file.

• Davis Mobile Home Services
  General Contractors · #1047748
  Active Insurance current
• Daylight Solar Energy Corp
  General Contractors, Electrical · #903293
  Active Insurance current
• Db Construction INC
  General Contractors · #1039670
  Active Insurance current
• Dc2 Construction
  General Contractors, Flooring · #763460
  Active Insurance current
• Dchristjan Fine Cabinetry
  General Contractors, Painting · #776103
  Active Insurance current
• Ddl Construction INC
  General Contractors · #1142403
  Active No insurance on file
• Ddpt INC
  General Contractors, Tile & Stone · #1142270
  Active No insurance on file
• Deepools Service & Repairs
  Pools & Spas · #1118938
  Active No insurance on file
• Deer Canyon Electric INC
  Electrical · #1041297
  Active Insurance current
• Dees Burke Engineering Constructors LLC
  General Contractors · #1012305
  Active Insurance current
• Del Mar Floor Covering INC
  Flooring, Tile & Stone · #873992
  Active Insurance current
• Delta Energy Electrical Solution
  Electrical · #1154808
  Active Insurance current
• Delta Group INC
  General Contractors · #1107352
  Active Insurance expired
• Design Windows & Doors INC
  General Contractors, Windows & Glass · #912367
  Active Insurance expiring soon
• Designer Works
  General Contractors · #986451
  Active Insurance current
• Dessa Electric Company
  Electrical · #1093380
  Active No insurance on file
• Devine Looks Home Design & Construction
  General Contractors · #1074899
  Active Insurance current
• Dgi Structures INC
  General Contractors · #994472
  Active Insurance current
• Dh Remodel & Construction INC
  General Contractors · #808571
  Active Insurance current
• Di Shao Construction
  General Contractors · #1153127
  Active No insurance on file
• Diamond Air Services INC
  General Contractors, HVAC · #1047483
  Active Insurance current
• Diamond West Builders
  General Contractors · #921003
  Active Insurance current
• Digital Technologies INC
  General Contractors, Electrical · #894551
  Active Insurance current
• Direct Source Communication INC
  Electrical · #955641
  Active No insurance on file
• Diversifab INC
  Non-Specialized (d64) · #740419
  Active Insurance current
• Divine Pools CO
  Pools & Spas · #1124656
  Active Insurance current
• Dmg Fire Protection
  Electrical · #1062041
  Active Insurance current
• Doja INC
  General Contractors, Demolition · #597764
  Active Insurance current
• Dot Millwork
  Carpentry & Cabinets · #1160722
  Active No insurance on file
• Douma Concrete
  Concrete · #879852
  Active Insurance current
• Draper Properties
  General Contractors · #833028
  Active No insurance on file
• Drf Rebar
  Reinforcing Steel (c50) · #1146594
  Active No insurance on file
• Ds HVAC INC
  HVAC · #1132699
  Active Insurance current
• Dsa Flooring LLC
  Flooring · #1127719
  Active Insurance current
• Dss High Performance HVAC Solutions
  HVAC · #1158389
  Active Insurance current
• Duo Cap Construction INC
  General Contractors · #1131376
  Active No insurance on file
• Dvg Costruction
  General Contractors · #1133506
  Active Insurance current
• Dylan's Plumbing Group INC
  Plumbing · #1136831
  Active No insurance on file
• E a Plumbing INC
  Plumbing · #603170
  Active Insurance current
• E B a Glassworks
  Windows & Glass · #821501
  Active Insurance current
• E Solar Company
  Electrical · #1054112
  Active No insurance on file
• Eagle Signs INC
  Sign (c45) · #1019394
  Active Insurance current
• Earth & Structural Development LLC
  General Contractors, Pools & Spas · #1159724
  Active No insurance on file
• Earthscapes
  General Contractors, Landscaping · #1027517
  Active No insurance on file
• Eastvale Landscaping INC DBA Eastvale Concrete
  Pools & Spas · #1080040
  Active No insurance on file
• Edward C Mierau
  General Contractors · #787998
  Active No insurance on file
• Edward Ruiz
  Flooring · #726100
  Active No insurance on file
• Effina
  HVAC · #1150901
  Active Insurance current
• Eg Landscaping
  Landscaping · #1133966
  Active No insurance on file
• Electrical Best Services INC
  Electrical · #1081235
  Active Insurance current
• Electrical Services
  Electrical · #926775
  Active No insurance on file
• Elgin Guerrero
  General Contractors · #1113824
  Active Insurance current
• Elias Plumbing
  Plumbing · #1105933
  Active Insurance current
• Eliseo Miramontez
  General Contractors, Carpentry & Cabinets · #857173
  Active No insurance on file
• Elite Building Contractors INC
  General Contractors · #1075032
  Active No insurance on file
• Elite Construction
  General Contractors · #841247
  Active Insurance current
• Elite Door Installations
  Doors, Gates and Activating Devices (d28) · #1029347
  Active Insurance current
• Elite Painters INC
  Painting · #1044924
  Active No insurance on file
• Elite Precision Air Systems
  HVAC · #1139417
  Active Insurance current
• Emergency Gate Services LLC
  Doors, Gates and Activating Devices (d28) · #1147615
  Active No insurance on file
• Emmons Roof Service INC
  Roofing · #638856
  Active No insurance on file
• Empire Sheet Metal INC
  Sheet Metal (c43) · #759685
  Active Insurance current
• Ems Renovations
  Residential Remodeling (b2) · #1130808
  Active Insurance current
• Enhanced Roofing INC
  Roofing, General Contractors · #1120148
  Active Insurance current
• Envirokinetics INC
  General Contractors · #828248
  Active Insurance current
• Er5 Construction INC
  General Contractors · #1125259
  Active No insurance on file
• Eric Hurford Construction
  General Contractors · #806297
  Active No insurance on file
• Ernesto Barberi
  General Contractors · #959795
  Active No insurance on file
• Erwin Advanced Air Systems
  HVAC · #897796
  Active Insurance current
• Espinoza Roofing
  Roofing · #686396
  Active Insurance current
• Evan Ibaldo Castillo
  Tile & Stone · #1135800
  Active No insurance on file
• Even Mas Plastering
  Lathing and Plastering (c35) · #1141715
  Active No insurance on file
• Evies International INC
  General Contractors · #924532
  Active Insurance current
• Exacto Builders
  General Contractors · #929047
  Active No insurance on file
• Excell Construction INC
  General Contractors · #1011262
  Active Insurance current
• Excellent Blinds and Shutters
  Windows & Glass · #1091207
  Active Insurance current
• Expert Hardwood Flooring
  Flooring, Tile & Stone · #950445
  Active Insurance current
• Eye on Builders
  General Contractors, Landscaping · #977924
  Active Insurance current
• F C Formsetter & Concrete
  Concrete · #912473
  Active Insurance current
• Fairchild Plumbing & Mechanical INC
  General Contractors, Plumbing · #606705
  Active Insurance current
• Fangwen Han
  General Contractors · #1138190
  Active No insurance on file
• Fastech Critical Power
  Electrical · #1146293
  Active Insurance current
• Fh II Homebuilders INC
  General Contractors · #985046
  Active Insurance current
• Fire Solution Masters Corp
  Fire Protection (c16) · #1149321
  Active No insurance on file
• First Choice Windows INC
  Windows & Glass · #1059753
  Active No insurance on file
• Fixd Construction CO
  General Contractors · #1140628
  Active No insurance on file
• Flores Building
  General Contractors · #850742
  Active No insurance on file
• Flow Dynamics INC
  Plumbing · #858166
  Active Insurance current
• Flow Rite Backflow Prevention & Repair
  Non-Specialized (d64) · #1057522
  Active No insurance on file
• Foothill Heating & Air Conditioning
  HVAC · #979917
  Active Insurance current
• Ford Brothers Framing INC
  General Contractors · #1010193
  Active No insurance on file
• Form & Function Landscape
  Landscaping · #1049832
  Active Insurance current
• Forrest Glass & Door
  Windows & Glass · #984938
  Active Insurance current
• Forte Painters and General Construction
  General Contractors, Painting · #980663
  Active No insurance on file
• Fossa Group INC
  General Contractors · #1073119
  Active No insurance on file
• Foundation Design & Build
  General Contractors · #1159121
  Active No insurance on file
• Foxtrot Construction
  General Contractors, Electrical · #1035680
  Active Insurance current
• Freedom 21 Contractors INC
  General Contractors · #1080326
  Active Insurance current
• Fresno Shower Door INC
  Windows & Glass · #986239
  Active Insurance current
• Fuentes Construction CO
  General Contractors · #902863
  Active No insurance on file

Last checked against state records on Oct 4, 2026. How we get this data.