| Business | Phone |
| Rsa Security Inc 4449 Easton Way, Columbus 43219 | (614) 882-6085 |
| Data Security Management Systs 2768 Sawbury Blvd, Columbus 43235 | (614) 734-1755 |
| Defense Grid 5104 Dalmeny Ct, Columbus 43220 | (614) 273-0350 |
| Micro Solved Inc 630 N Hague Ave, Columbus 43204 | (614) 351-1237 |
| Lithik Systems 6816 Lauffer Rd, Columbus 43231 | (614) 890-0026 |