| Business | Phone |
| A Ace Tv 220 Royal Crest Crt #13, Markham L3R 9Y2 | (905) 475-0686 |
| A Lee Electronics 28 Crown Steel Dr #8, Markham L3R 9Y1 | (905) 477-3186 |
| Ace Tv Svc Ctr 220 Royal Crest Crt #13, Markham L3R 9Y2 | (905) 853-0915 |
| H D Tv & Electronics Ltd 4300 Steeles Ave E, Markham L3R 0Y5 | (905) 415-0990 |
| J & J Electronics 36 Lexington Dr, Markham L3P 7K9 | (905) 475-5169 |
| Mega Audio Video 4300 Steeles Ave E, Markham L3R 0Y5 | (905) 513-8188 |
| O N Electronic Svc 138 Anderson, Markham | (905) 761-5669 |
| Quadco Electronics 258 Denison St, Markham L3R 1B6 | (416) 494-5471 |
| Quadco Electronics Ltd 258 Denison St, Markham L3R 1B6 | (905) 475-0313 |
| Reliable Audio 550 Alden Rd, Markham L3R 6A8 | (905) 477-1222 |
| Dong Ya Electronics 8360 Kennedy Rd, Markham L3R 9W4 | (905) 415-3880 |
| Tri-Tech Tv Vcr Repairs 8515 Mccowan Rd, Markham L3P 5E4 | (905) 472-4168 |