| Business | Phone |
| Applecrest General Contractors 25 Sunrise Ave, North York M4A 2S2 | (416) 285-5585 |
| Audio Dynamics Sounds & Light 101 Toro Rd #15, North York M3J 2Z1 | (416) 635-7600 |
| Long Audio Consultants Ltd 739 Lawrence Ave W #3, North York M6A 1B7 | (416) 256-2500 |
| Perco Technologies Inc 1111 Flint Rd #15, North York M3J 3C7 | (416) 736-9935 |