| Business | Phone |
| Center Court Business Centers 4700 Richmond Rd # 3000, Cleveland 44128 | (216) 255-3000 |
| Videotec Security Inc 110 E 238th St, Cleveland 44123 | (216) 261-7099 |
| Cvc/Rennillo Reporting Svc 1301 E 9th St # 2500, Cleveland 44114 | (216) 523-1313 |
| Poly Com Inc 616 Dwight Dr, Cleveland 44140 | (440) 808-0197 |