| Business | Phone |
| D'Addario/Vandoren Musician's 250 W 54th St, New York 10019 | (212) 399-9457 |
| Dampits Inc 425 W 57th St, New York 10019 | (212) 581-3047 |
| Herco Industries Inc 135 W 29th St, New York 10001 | (212) 564-0251 |
| Mari Strings Inc 14 W 71st St, New York 10023 | (212) 799-6781 |