| Retina Consultants of Texas | Retina Consultants of Texas |
| Bellaire Dermatology Associates | Bellaire Dermatology Associates |
| HD Research | HD Research |
| First Surgical Hospital | First Surgical Hospital |
| St. Hope Foundation | St. Hope Foundation |
| Houston Clinical Trials, LLC | Houston Clinical Trials, LLC |
| Bellaire Doctor's Clinic | Bellaire Doctor's Clinic |
| Apex Mobile Clinical Research | Apex Mobile Clinical Research |
