| Business | Phone |
| Act Inc 1733 Mckinley Ave, Columbus 43222 | (614) 351-7100 |
| American Entertainment Prdctns 1846 Hightower Dr, Columbus 43235 | (614) 764-0100 |
| Association Convention 4185 Janitrol Rd, Columbus 43228 | (614) 279-5167 |
| Seventh Sun Production 57 Winner Ave, Columbus 43203 | (614) 253-2845 |
| Cap City 98 Inc 7963 Greenside Ln, Columbus 43235 | (614) 846-5634 |
| Scia Conference 1152 Goodale Blvd, Columbus 43212 | (614) 221-9828 |
| Columbus Athenaeum 32 N 4th St, Columbus 43215 | (614) 222-6338 |
| Convention & Visitors Bur 90 N High St, Columbus 43215 | (614) 221-6623 |
| Event Design & Installation 803 Phillipi Rd, Columbus 43228 | (614) 276-3720 |
| Garrett Hospitality Group 1851 S High St, Columbus 43207 | (614) 443-6100 |
| Garrett Hospitality Group 38 Thurman Ave, Columbus 43206 | (614) 444-0204 |
| Garrison & Assoc Inc 4701 Olentangy River Rd, Columbus 43214 | (614) 273-1400 |
| Media Group 1480 Dublin Rd, Columbus 43215 | (614) 488-0621 |
| Greater Columbus Convention 400 N High St, Columbus 43215 | (614) 827-2500 |
| Manufacturer's Education Cncl 230 E Town St # 200, Columbus 43215 | (614) 229-7990 |