| Business | Phone |
| Anderson's Electronics Inc 2018 Mallard Rd #1, London N6H 5L8 | (519) 657-2063 |
| Guillevin International Inc 229 Adelaide St N, London N6B 3H3 | (519) 673-1800 |
| Industrial Automation Cmpnts 605 Consortium Crt, London N6E 2S8 | (519) 685-2943 |
| Jesstec Industries Inc 2010 Oxford St E, London N5V 2Z8 | (519) 659-0555 |
| Nedco 41 Adelaide St N #67, London N6B 3P4 | (519) 438-3344 |
| Newark Electronics 331 Consortium Crt, London N6E 2S8 | (519) 685-4280 |
| Bach-Simpson Corp 1255 Brydges St, London N5W 2C2 | (519) 452-3200 |
| Simcona Electronics 3422 Wonderland Rd S, London N6L 1A7 | (519) 652-1130 |
| Tesco Electric Supply Ltd 1183 Frances St, London N5W 2L9 | (519) 659-1234 |
| Tesco Industrial Automation 1183 Frances St, London N5W 2L9 | (519) 659-0345 |
| Torbram Electric Supply 287 Adelaide St S, London N5Z 3K7 | (519) 680-2711 |
| Torbram Electric London 1398 Wellington Rd S #8, London N6E 3N6 | (519) 686-3600 |
| Wesco Distribution-Canada Inc 353 Sovereign Rd, London N6M 1A6 | (519) 659-9990 |
| Westburne Ruddy Electric 600 Little Simcoe St, London N5Z 1P4 | (519) 434-5755 |
| Counterparts Electronics 317 Adelaide St S, London N5Z 3L3 | (519) 649-7290 |
| Electrozad Supply Co Ltd 275 Colborne St, London N6B 2S7 | (519) 667-1442 |
| Electrozad Supply Co Ltd 500 Industrial Rd, London N5V 1T7 | (519) 452-3444 |