| Business | Phone |
| Bravo Industries Inc 1008 Market St, Philadelphia 19107 | (267) 321-0575 |
| K & A Electronics 3157 Kensington Ave, Philadelphia 19134 | (215) 291-9909 |
| Outta Sight Productions 109 W Sharpnack St, Philadelphia 19119 | (215) 849-9909 |
| Philadelphia Sound Productions 4525 Springfield Ave, Philadelphia 19143 | (215) 382-2616 |
| Phoenix Audio Svc 908 Cottman Ave, Philadelphia 19111 | (215) 722-4255 |