| Business | Phone |
| Essex Medical Management Houston 77056 | (713) 993-0100 |
| Disability Solutions 2423 North Fwy, Houston 77009 | (713) 802-2964 |
| Nth Technologies 2180 North Loop W, Houston 77018 | (713) 290-9393 |
| Telecontouring Lp 1 E Greenway Plz 130, Houston 77046 | (713) 840-1393 |
| Reese Group 5851 Southwest Fwy 211, Houston 77057 | (713) 432-1375 |
| Pro Psych Management 5450 Nw Central Dr 100, Houston 77092 | (713) 460-1101 |
| University Care Plus 6410 Fannin St, Houston 77030 | (713) 500-5095 |