| Business | Phone |
| Ldmi Product Development 3122 Shenandoah Dr, Royal Oak 48073 | (248) 554-0781 |
| Premiere Conferencing 815 N Alexander Ave, Royal Oak 48067 | (248) 417-8966 |
| Gms Broadcasting 4248 Delemere Ct, Royal Oak 48073 | (248) 549-0898 |
| Michigan Consulting Assoc 3626 Chester Rd, Royal Oak 48073 | (248) 549-4222 |
| Mfs Intelenet Inc 421 S Williams St, Royal Oak 48067 | (248) 547-9790 |