| Business | Phone |
| Gerrie Electric Wholesale Ltd 358 Silvercreek Pky N, Guelph N1H 1E7 | (519) 823-8442 |
| Graybar 494 Massey Rd, Guelph N1K 1B4 | (519) 821-2580 |
| Neutron Electronics Ltd 450 Woodlawn Rd W #1, Guelph N1K 1A6 | (519) 836-9220 |
| Norgay Enterprises Ltd 3 Watson Rd S, Guelph N1L 1E3 | (519) 763-4406 |
| Torbram Electric Supply 650 Woodlawn Rd W #9, Guelph N1K 1B8 | (519) 821-8218 |
| Wavell Electric Ltd 7407 Mclean Rd, Guelph N1H 6H9 | (519) 763-1432 |
| Westburne Ruddy 362 Silvercreek Pky N, Guelph N1H 1E7 | (519) 821-4020 |
| Electromart Inc 381 Elmira Rd N, Guelph N1K 1H3 | (905) 702-9456 |