| Business | Phone |
| Wholesale Beer & Wine Assn-Oh 37 W Broad St # 710, Columbus 43215 | (614) 224-3500 |
| American Iron & Steel Inst 4937 W Broad St, Columbus 43228 | (614) 878-6600 |
| University Community Business 8 E 12th Ave, Columbus 43201 | (614) 299-2866 |
| Associated Builders & Contract 2222 Wilson Rd, Columbus 43228 | (614) 529-4300 |
| Battelle For Kids 41 S High St, Columbus 43215 | (614) 469-5966 |
| Stratford Trading Co 219 N Drexel Ave, Columbus 43209 | (614) 258-3704 |
| Builders Exchange/Central Ohio 1175 Dublin Rd, Columbus 43215 | (614) 486-9521 |
| Building Owners & Managers 50 W Broad St # 2, Columbus 43215 | (614) 221-2849 |
| Central Ohio Chapter 3070 Riverside Dr # 165, Columbus 43221 | (614) 481-8558 |
| Coba Select Sires 1224 Alton Darby Creek Rd, Columbus 43228 | (614) 878-5333 |
| Columbus Chamber Of Commerce 37 N High St, Columbus 43215 | (614) 221-1321 |
| Eagle Services Inc 6172 Busch Blvd, Columbus 43229 | (614) 781-0963 |
| Edwin L Bramer & Assoc 5300 E Main St, Columbus 43213 | (614) 866-4349 |
| Employers Resource Assoc 5151 Reed Rd # 110b, Columbus 43220 | (614) 538-9410 |
| Ohio Assn Of Broadcasters 88 E Broad St # 1180, Columbus 43215 | (614) 228-4052 |
| Ohio Bankers League 4249 Easton Way # 150, Columbus 43219 | (614) 340-7595 |
| Ohio Chemistry Tech Council 88 E Broad St # 1490, Columbus 43215 | (614) 224-1730 |
| Ohio Coal Assn 17 S High St, Columbus 43215 | (614) 228-6336 |
| Ohio Council-Retail Merchants 50 W Broad St # 2020, Columbus 43215 | (614) 221-7833 |
| Ohio Funeral Dierctors Assn 2501 N Star Rd, Columbus 43221 | (614) 486-5339 |
| Ohio Home Builders Assn 17 S High St # 700, Columbus 43215 | (614) 228-6647 |
| Ohio Hospital Assn 155 E Broad St # 15, Columbus 43215 | (614) 221-7614 |
| Ohio Motor Carriers Labor Assn 5245 Portland St # 104, Columbus 43235 | (614) 459-5510 |
| Ohio Railroad Assn 172 E State St # 300, Columbus 43215 | (614) 224-4010 |
| Ohio Ready Mixed Concrete Assn 1900 E Dublin Granville # 108a, Columbus 43229 | (614) 891-0210 |
| Flexible Pavements Inc 37 W Broad St # 460, Columbus 43215 | (614) 221-5402 |
| Hardi 1389 Dublin Rd, Columbus 43215 | (614) 488-1835 |
| Itac 33 S James Rd # 101, Columbus 43213 | (614) 235-5551 |