| Business | Phone |
| Cemtechnologies Inc 1360 Presidential Dr # 140, Richardson 75081 | (972) 241-9400 |
| Platypus Named Strate 318 Hilltop Ave # A, Richardson 75081 | (972) 234-8471 |
| Audio Visual Management Group 3310 Matrix Dr 200, Richardson 75082 | (214) 343-2864 |