Contractor SearchElectricians in Ontario, California.
140 electricians profiles sourced from public licensing and registration records. Check source status, then use the available direct contact details.
Ontario, CA has 140 electricians listings in the directory drawn from California CSLB (electrical). 133 showed an active license the last time this site read their source, while 6 show an expired, inactive, or suspended status — worth checking before you request a bid; 1 license is 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 electricians 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.
A G Construction
Electricians listing in Ontario, CA. License 793245 read active on 2026-10-19.
A&L Systems Llc
Electricians listing in Ontario, CA. License 1159202 read active on 2026-10-19.
A-C Power Systems
Electricians listing in Ontario, CA. License 514277 read active on 2026-10-19.
Able Electric
Electricians listing in Ontario, CA. License 766137 read active on 2026-10-19.
Abm Electrical Power Services Llc
Electricians listing in Ontario, CA. License 989000 read active on 2026-10-19.
Ac Power 1 Inc
Electricians listing in Ontario, CA. License 1018955 read active on 2026-10-19.
Advanced Electrical Innovations
Electricians listing in Ontario, CA. License 856385 read active on 2026-10-19.
Advanced Monitoring Inc
Electricians listing in Ontario, CA. License 1035016 read active on 2026-10-19.
Advanced Technology Inc
Electricians listing in Ontario, CA. License 1064615 read active on 2026-10-19.
Agility Integration Corporation
Electricians listing in Ontario, CA. License 804121 read active on 2026-10-19.
Alberto Garcia Contractor
Electricians listing in Ontario, CA. License 624340 read active on 2026-10-19.
Alex Electrical Services Inc
Electricians listing in Ontario, CA. License 1061425 read active on 2026-10-19.
Alfa Power Electric
Electricians listing in Ontario, CA. License 1142958 read active on 2026-10-19.
All Pro Cooling Heating Plumbing & Electrical
Electricians listing in Ontario, CA. License 1103983 read active on 2026-10-19.
Amj Mechanical
Electricians listing in Ontario, CA. License 1031031 read active on 2026-10-19.
Arc Electrical Contractors Inc
Electricians listing in Ontario, CA. License 1085957 read active on 2026-10-19.
Arena Construction Cleanup
Electricians listing in Ontario, CA. License 1037475 read active on 2026-10-19.
Arias Electrical Services
Electricians listing in Ontario, CA. License 1005100 read active on 2026-10-19.
B3D Electric
Electricians listing in Ontario, CA. License 1037130 read active on 2026-10-19.
Belanger Electrical Services
Electricians listing in Ontario, CA. License 729646 read active on 2026-10-19.
Bull Line Electric
Electricians listing in Ontario, CA. License 1159919 read active on 2026-10-19.
C M D Electric Inc
Electricians listing in Ontario, CA. License 1081762 read active on 2026-10-19.
California Street Lighting
Electricians listing in Ontario, CA. License 1034194 read active on 2026-10-19.
Canseco Electrical Contracting Incorporated
Electricians listing in Ontario, CA. License 1027087 read active on 2026-10-19.
Castillo Julio Antonio
Electricians listing in Ontario, CA. License 844311 read active on 2026-10-19.
Castle Contractor
Electricians listing in Ontario, CA. License 933993 read active on 2026-10-19.
Cbx Construction Inc
Electricians listing in Ontario, CA. License 1132477 read active on 2026-10-19.
Chino Valley Refrigeration
Electricians listing in Ontario, CA. License 570810 read active on 2026-10-19.
Control Systems
Electricians listing in Ontario, CA. License 1099963 read active on 2026-10-19.
Copperhead Electric
Electricians listing in Ontario, CA. License 1075400 read active on 2026-10-19.
Daylight Solar Energy Corp
Electricians listing in Ontario, CA. License 903293 read active on 2026-10-19.
Deer Canyon Electric Inc
Electricians listing in Ontario, CA. License 1041297 read active on 2026-10-19.
Dekoker James Electrical Contractor
Electricians listing in Ontario, CA. License 300802 read active on 2026-10-19.
Delta Energy Electrical Solution
Electricians listing in Ontario, CA. License 1154808 read active on 2026-10-19.
Dessa Electric Company
Electricians listing in Ontario, CA. License 1093380 read active on 2026-10-19.
Digital Technologies Inc
Electricians listing in Ontario, CA. License 894551 read active on 2026-10-19.
Direct Source Communication Inc
Electricians listing in Ontario, CA. License 955641 read active on 2026-10-19.
Dmg Fire Protection
Electricians listing in Ontario, CA. License 1062041 read active on 2026-10-19.
E Solar Company
Electricians listing in Ontario, CA. License 1054112 read active on 2026-10-19.
Electrical Best Services Inc
Electricians listing in Ontario, CA. License 1081235 read active on 2026-10-19.
Electrical Services
Electricians listing in Ontario, CA. License 926775 read active on 2026-10-19.
Fastech Critical Power
Electricians listing in Ontario, CA. License 1146293 read active on 2026-10-19.
Foxtrot Construction
Electricians listing in Ontario, CA. License 1035680 read active on 2026-10-19.
G T Electric Inc
Electricians listing in Ontario, CA. License 796545 read active on 2026-10-19.
Generator Supercenter Of Inland Empire
Electricians listing in Ontario, CA. License 1093940 read active on 2026-10-19.
Gomez And Gomez Inc
Electricians listing in Ontario, CA. License 870559 read active on 2026-10-19.
Goodfellas Electric Inc
Electricians listing in Ontario, CA. License 1081537 read active on 2026-10-19.
Green Remodel Solutions
Electricians listing in Ontario, CA. License 1012326 read active on 2026-10-19.
Gregg Electric Inc
Electricians listing in Ontario, CA. License 201042 read active on 2026-10-19.
Hci Sprinkler Inc
Electricians listing in Ontario, CA. License 1005968 read active on 2026-10-19.
Comparing two or three of these businesses? Read how to compare electrical bids and the bid comparison worksheet before you sign anything.
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