| Business | Phone |
| Ace Audio Computer Electronics 1023 Edison Ln, Allen 75002 | (972) 396-8656 |
| Consultative Solutions 1821 Lake Texoma Cir, Allen 75002 | (972) 727-0624 |
| E Mech 557 Cumberland Dr, Allen 75002 | (972) 390-9950 |
| Gregory Consulting 71 Seattle Slew Ln, Allen 75002 | (469) 952-3886 |
| Safety Engineering Consultants 730 Hollow Ridge Dr, Allen 75002 | (972) 396-8918 |