| Business | Phone |
| Bose Corp 7875 Montgomery Rd, Cincinnati 45236 | (513) 891-4384 |
| Gecbt Audio Conferencing 1 Neumann Way, Cincinnati 45215 | (513) 956-9030 |
| Ita Audio Visual Solutions 6300 E Kemper Rd, Cincinnati 45241 | (513) 469-6222 |
| Media Design Group 3787 Fox Run Dr # 508, Cincinnati 45236 | (513) 984-5767 |
| Presentation Services 21 E 5th St, Cincinnati 45202 | (513) 381-7905 |