| Business | Phone |
| Eslide 330 Madison Ave, New York 10017 | (212) 661-2833 |
| Presentation Source 230 Park Ave S, New York 10003 | (212) 614-4111 |
| Professional Presentation Inc 1128 Avenue Of The Americas, New York 10036 | (973) 359-8090 |
| Ontra Presentation Llc 379 5th Ave # 4, New York 10016 | (212) 213-1315 |