Contractor SearchGeneral Contractors in Ontario, California.
344 general contractors profiles sourced from public licensing and registration records. Check source status, then use the available direct contact details.
Ontario, CA has 344 general contractors listings in the directory drawn from California CSLB (general building). 330 showed an active license the last time this site read their source, while 5 show an expired, inactive, or suspended status — worth checking before you request a bid; 9 licenses are no longer in the state's current license file. Each profile links the authoritative public source and shows newer recorded status changes when available.
Current public general contractors listings in Ontario.
Listings whose most recent source read showed an active license.
Profiles already claimed and verified by the business.
1 public source feed this city hub.
Elliott Steven Construction
General Contractors listing in Ontario, CA. License 863929 read active on 2026-10-19.
Enhanced Roofing Inc
General Contractors listing in Ontario, CA. License 1120148 read active on 2026-10-19.
Enriquez Louis Joseph
General Contractors listing in Ontario, CA. License 627102 read active on 2026-10-19.
Er5 Construction Inc
General Contractors listing in Ontario, CA. License 1125259 read active on 2026-10-19.
Esp Construction Solutions
General Contractors listing in Ontario, CA. License 1140163 read active on 2026-07-27.
Evies International Inc
General Contractors listing in Ontario, CA. License 924532 read active on 2026-10-19.
Exacto Builders
General Contractors listing in Ontario, CA. License 929047 read active on 2026-10-19.
Excell Construction Inc
General Contractors listing in Ontario, CA. License 1011262 read active on 2026-10-19.
Eye On Builders
General Contractors listing in Ontario, CA. License 977924 read active on 2026-10-19.
Fangwen Han
General Contractors listing in Ontario, CA. License 1138190 read active on 2026-10-19.
Fh Ii Homebuilders Inc
General Contractors listing in Ontario, CA. License 985046 read active on 2026-10-19.
Fisher Construction
General Contractors listing in Ontario, CA. License 848840 read active on 2026-10-19.
Fixd Construction Co
General Contractors listing in Ontario, CA. License 1140628 read active on 2026-10-19.
Flores Building
General Contractors listing in Ontario, CA. License 850742 read active on 2026-10-19.
Ford Brothers Framing Inc
General Contractors listing in Ontario, CA. License 1010193 read active on 2026-10-19.
Forte Painters And General Construction
General Contractors listing in Ontario, CA. License 980663 read active on 2026-10-19.
Fossa Group Inc
General Contractors listing in Ontario, CA. License 1073119 read active on 2026-10-19.
Foundation Design & Build
General Contractors listing in Ontario, CA. License 1159121 read active on 2026-10-19.
Foxtrot Construction
General Contractors listing in Ontario, CA. License 1035680 read active on 2026-10-19.
Freedom 21 Contractors Inc
General Contractors listing in Ontario, CA. License 1080326 read active on 2026-10-19.
Fries B Construction Inc
General Contractors listing in Ontario, CA. License 735157 read active on 2026-10-19.
Fuentes Construction Co
General Contractors listing in Ontario, CA. License 902863 read active on 2026-10-19.
Fullmer Construction
General Contractors listing in Ontario, CA. License 301814 read active on 2026-10-19.
Gabe'S General Construction
General Contractors listing in Ontario, CA. License 1122112 read active on 2026-10-19.
Gc Construction & Fire Protection Inc
General Contractors listing in Ontario, CA. License 1113745 read active on 2026-10-19.
Gibin Remodeling Inc
General Contractors listing in Ontario, CA. License 1027816 read active on 2026-10-19.
Golden Leaf Construction Inc
General Contractors listing in Ontario, CA. License 876099 read active on 2026-10-19.
Golden One Construction & Coating
General Contractors listing in Ontario, CA. License 1145410 read active on 2026-10-19.
Golden Star Construction Services
General Contractors listing in Ontario, CA. License 872650 read active on 2026-10-19.
Golden West Construction Group
General Contractors listing in Ontario, CA. License 1118751 read active on 2026-10-19.
Gorder D M G Construction Co
General Contractors listing in Ontario, CA. License 632348 read active on 2026-10-19.
Green Remodel Solutions
General Contractors listing in Ontario, CA. License 1012326 read active on 2026-10-19.
Groundbreaking Design Building
General Contractors listing in Ontario, CA. License 1087605 read active on 2026-10-19.
H B Construction
General Contractors listing in Ontario, CA. License 1047800 read active on 2026-10-19.
H D C Construction Inc
General Contractors listing in Ontario, CA. License 802646 read active on 2026-10-19.
Hangthaisong Sutas
General Contractors listing in Ontario, CA. License 887657 read active on 2026-10-19.
Hao Julan
General Contractors listing in Ontario, CA. License 1083815 read active on 2026-10-19.
Haven King Construction
General Contractors listing in Ontario, CA. License 1115816 read active on 2026-10-19.
Hdz Construct Inc
General Contractors listing in Ontario, CA. License 1144932 read active on 2026-10-19.
Hdz Construction Inc
General Contractors listing in Ontario, CA. License 1132126 read active on 2026-10-19.
Heritage Design & Build Llc
General Contractors listing in Ontario, CA. License 1131358 read active on 2026-10-19.
Heritage Design Build And Consulting
General Contractors listing in Ontario, CA. License 991737 read active on 2026-10-19.
Herron Construction Inc
General Contractors listing in Ontario, CA. License 592387 read active on 2026-10-19.
Hhs Construction Llc
General Contractors listing in Ontario, CA. License 818906 read active on 2026-10-19.
High Quality Group
General Contractors listing in Ontario, CA. License 938452 read active on 2026-10-19.
High Ridge Construction Inc
General Contractors listing in Ontario, CA. License 1028395 read active on 2026-10-19.
Hillwood Construction Services Of California L P
General Contractors listing in Ontario, CA. License 865674 read active on 2026-10-19.
Hiyawill Construction Inc
General Contractors listing in Ontario, CA. License 1148677 read active on 2026-10-19.
Hofer Paul B Iii
General Contractors listing in Ontario, CA. License 368051 read active on 2026-10-19.
Holbrook Craig E
General Contractors listing in Ontario, CA. License 478551 read active on 2026-10-19.
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