| Business | Phone |
| A K Electric Svc Ltd 159 Park Home Ave, North York M2N 1W7 | (416) 733-0110 |
| A-C Electric 25 Parkway Forest Dr, North York M2J 1L4 | (416) 375-8041 |
| A-Tech Electric Contractors 39 Margaret Ave, North York M2J 4C2 | (416) 491-4800 |
| Adanac Electric Co 90 Castlegrove Blvd, North York M3A 1L6 | (416) 447-4261 |
| Ainsworth Inc 131 Bermondsey Rd, North York M4A 1X4 | (416) 751-4420 |
| Albright Electric Co Ltd 5 Sulkara Crt, North York M4A 2G8 | (416) 466-9939 |
| Ampere-Edko Ltd 127 Brisbane Rd, North York M3J 2K3 | (416) 661-3330 |
| Anmar Tech Ltd 1164 Glengrove Ave, North York M6B 2K4 | (416) 780-0977 |
| Anvil Electric & Constr Ltd 119 Maple Leaf Dr, North York M6L 1N7 | (416) 249-1068 |
| Atop Electric Ltd 36 Khedive Ave, North York M6A 2G2 | (416) 787-4131 |
| Aura Electrical Contractors 175 Toryork Dr, North York M9L 2Y7 | (416) 741-5338 |
| Avenue Electric 41 Wickford Dr, North York M6L 1K9 | (416) 241-9453 |
| Ayles Electric Inc 12 Compton Cres, North York M3M 2C2 | (416) 755-7131 |
| Axis Electric 108 Lawnside Dr, North York M6L 1Z7 | (416) 249-4300 |
| B & B Electric Co 266 Toryork Dr, North York M9L 1Y1 | (416) 749-7071 |
| Gilroy Electrical Contracting 94 Hearst Cir, North York M6M 2V1 | (416) 247-6210 |
| Golddome Electrical Contrs 151 Toryork Dr #5, North York M9L 1X9 | (416) 744-7644 |
| Grayco Electrical Contractors 150 Rivalda Rd, North York M9M 2M8 | (416) 745-3153 |
| Hampton Electric Inc 75 Walder Ave, North York M4P 2S1 | (416) 487-9279 |
| Har-Kes Electric Ltd 73 Bridgeland Ave, North York M6A 1Y7 | (416) 785-8880 |
| Hudson Electric Ltd 2901 Steeles Ave W #26, North York M3J 3A5 | (416) 663-5470 |
| Industrial Electrical Contr 93 Penn Dr, North York M9L 2B1 | (416) 749-9782 |
| Jak Electrical Contractors 101 Toro Rd #7, North York M3J 2Z1 | (416) 635-5554 |
| Janick Electric Ltd 91 Collinson Blvd, North York M3H 3C2 | (416) 635-8989 |
| Joint Apprenticeship Council 23 Lesmill Rd #23, North York M3B 3P6 | (416) 510-2932 |
| Trace Electric 120 Willowdale Ave #B, North York M2N 4Y2 | (416) 730-1295 |
| Kadro Electric 37 Griffith St, North York M9M 2R1 | (416) 740-4443 |
| Ken Moore Electrical Contr 7 Hazelglen Ave, North York M2R 1R6 | (416) 225-0157 |
| Lat Electric Ltd 125 Chelmsford Ave, North York M2R 2W6 | (416) 222-2002 |
| Lighton Electric Ltd 1170 Sheppard Ave W, North York M3K 2A3 | (416) 787-1788 |
| Linder Electric Co 64 Charleswood Dr, North York M3H 1X6 | (416) 633-8555 |
| Litman Electric Co Ltd 26 Densley Ave, North York M6M 2R1 | (416) 247-8771 |
| Ltpec 161 Bartley Dr, North York M4A 1E6 | (416) 751-0526 |
| Martin Kane Electric Ltd 569 Sheppard Ave W, North York M3H 2R8 | (416) 633-9139 |
| Stumer Electric Ltd 57 Windy Golf Way, North York M3C 3A6 | (416) 429-1316 |
| Mueller Electrical Contracting 23 Norcross Rd, North York M3H 2R3 | (416) 635-9494 |
| Murray Electrical Contractors 727 Garyray Dr, North York M9L 1R2 | (416) 745-6146 |
| Naito Electric 34 Hobart Dr, North York M2J 3J7 | (416) 756-9054 |
| Northridge Electric 119 Milvan Dr, North York M9L 1Z8 | (416) 740-2207 |
| Omega Electric Ltd 2929 Bathurst St, North York M6B 3B1 | (416) 783-0364 |
| Ontor Contracting Inc 130 Lepage Crt #27, North York M3J 3J1 | (416) 630-3746 |
| Oxford Electrical Contractors 26 Densley Ave, North York M6M 2R1 | (416) 243-0675 |
| De Ville Electric Inc 415 Oakdale Rd, North York M3N 1W7 | (416) 746-6063 |
| Plan Group 27 Vanley Cres, North York M3J 2B7 | (416) 635-9040 |
| R E Wilson Electrical Contr 10 Calico Dr, North York M3L 1V4 | (416) 888-6688 |
| R M Electric & Lighting Ltd 5 Kodiak Cres #1, North York M3J 3E5 | (416) 630-2311 |
| Rae Teck Electric 639 Petrolia Rd, North York M3J 2X8 | (416) 667-9267 |
| Rapid Electric Co Ltd 371 Wilson Ave, North York M3H 1T3 | (416) 638-5911 |
| Ratex Electrical Supplies Inc 71 Bridgeland Ave, North York M6A 1Y7 | (416) 781-8900 |
| Raymack Electrical & Mech Svc 701 Fenmar Dr, North York M9L 1C8 | (416) 747-1726 |
| Rogol Electric Co Ltd 408 Ormont Dr, North York M9L 1N9 | (416) 749-1093 |
| Beckett Electrical 343 Queen's Dr, North York M6L 1M6 | (416) 614-1726 |
| Bestway Electric 4 Silverview Dr, North York M2M 2B3 | (416) 229-2711 |
| Rosko Electric Co 243 Hillhurst Blvd, North York M5N 1P3 | (416) 783-7487 |
| Rpa Electrical Contractors 2825 Bathurst St, North York M6B 3A4 | (416) 256-9993 |
| Sax Electrical Svc Ltd 801 Arrow Rd, North York M9M 2L4 | (416) 741-7905 |
| Umut Enterprises 7 Rosseau Rd, North York M3H 3G1 | (416) 638-7154 |
| Space Electric 877 Alness St #15, North York M3J 2X4 | (416) 665-4105 |
| Spindel Electric Co 25 Arran Cres, North York M2M 2W8 | (416) 225-0212 |
| Stacey Electric Co Ltd 179 Bartley Dr, North York M4A 1E8 | (416) 752-6380 |
| Stacey Electric Co 179 Bartley Dr, North York M4A 1E6 | (416) 752-3542 |
| State Group Commercial Ltd 4000 Weston Rd, North York M9L 3A2 | (416) 240-0610 |
| T & M Contracting Ltd 186 Wedgewood Dr, North York M2M 2H9 | (416) 223-0814 |
| Tagus Electrical Contractors 130 Industry St #27, North York M6M 5G3 | (416) 763-6645 |
| Tam Electric Ltd 456 Garyray Dr, North York M9L 1P7 | (416) 743-6214 |
| Theo's Electric 15 Pamcrest Dr, North York M2M 2L9 | (416) 221-6231 |
| Treadman Electric Co Ltd 19 Seneca Hill Dr, North York M2J 2W3 | (416) 491-4454 |
| Tri-Tech 4801 Keele St, North York M3J 3A4 | (416) 736-0509 |
| United Electric 68 Millwick Dr, North York M9L 1Y3 | (416) 741-4020 |
| Wexford Electric Ltd 419 Deloraine Ave, North York M5M 2B9 | (416) 600-3665 |
| Willowdale Electric 102 Green Bush Rd, North York M2M 1P4 | (416) 221-6314 |
| Enzo Electric Inc 32 Benrubin Dr, North York M9L 2H4 | (416) 247-6006 |
| Zerem Electrical Svc 800 Arrow Rd #7, North York M9M 2Z8 | (416) 749-5666 |
| Buxton & Dawe Ltd 130 Industry St #17, North York M6M 5G3 | (416) 767-6869 |
| C P Electric 77 Ternhill Cres, North York M3C 2E4 | (416) 447-8396 |
| Canada Electric 127 Milvan Dr, North York M9L 1Z8 | (905) 761-1860 |
| Canadian Electric Contractors 246 Firgrove Cres #1, North York M3N 1K8 | (416) 743-7816 |
| Dyson Electric & Communication 3981 Chesswood Dr, North York M3J 2R8 | (416) 398-3711 |
| Elcorp Electric Ltd 1315 Lawrence Ave E #524, North York M3A 3R3 | (416) 449-2262 |
| Commerce Electric Co Inc 94 Kenhar Dr #19, North York M9L 1N2 | (416) 749-3050 |
| Coro Electric Ltd 166 Toryork Dr #4, North York M9L 1X6 | (416) 740-1013 |
| Energy Electric Co 30 Crossbow Cres, North York M2J 3M4 | (416) 499-6110 |
| D F Utility Contractor Inc 99 Floral Pky, North York M6L 2C4 | (416) 247-7088 |
| Danelco Enertech Inc 5334 Yonge St #1523, North York M2N 6V1 | (416) 226-3544 |
| Dek Electrical Inc 7 Burgundy Crt, North York M9M 2Z6 | (416) 740-2811 |
| Dilisado Enterprises Ltd 94 Kenhar Dr #A, North York M9L 1N2 | (416) 740-1286 |
| Dow Electric Inc 232 Toryork Dr, North York M9L 1Y1 | (416) 749-4686 |
| Dur Electric Ltd 94 Kenhar Dr #26, North York M9L 1N2 | (416) 746-7474 |
| Electron Electric Co 167 Dunblaine Ave, North York M5M 2S6 | (416) 781-4336 |
| Fairlawn Electrical Svc 17 Whitman St, North York M2M 3H7 | (416) 730-0932 |
| Finn Electric Inc 47 Kenton Dr, North York M2R 2H9 | (416) 225-8242 |
| Franton Electric Ltd 29 Almont Rd, North York M3H 3E4 | (416) 633-6874 |