| Business | Phone |
| Audio Video Architechs Inc 25 Bellair St, Toronto M5R 3L3 | (416) 690-2290 |
| Novita Limited 307 Jane St, Toronto M6S 3Z3 | (416) 761-9622 |
| Sound Environments 545 Mount Pleasant Rd, Toronto M4S 2M5 | (416) 544-1554 |
| Engineering Harmonics 29a Leslie St, Toronto M4M 3C3 | (416) 465-3378 |
| Entertainment Technology 500 Front St W, Toronto M5V 1B8 | (416) 598-2223 |
| Toronto Home Theater 4950 Yonge Street, Suite 2200, Toronto M2N 6K1 | (416) 840-5537 |