| Business | Phone |
| Dallas Stars 2601 Avenue Of The Stars 100, Frisco 75034 | (972) 831-2453 |
| Mastech Emplifi 2595 Dallas Pkwy # 102, Frisco 75034 | (972) 377-7400 |
| Perry Marketing Corp 5300 Town And Country Blvd220, Frisco 75034 | (972) 668-8600 |
| I Gate Mastech 2595 Dallas Pkwy # 102, Frisco 75034 | (972) 377-7400 |
| Aastra Intecom Inc 2811 Internet Blvd, Frisco 75034 | (972) 855-8000 |