| Name | Title | City, State | Date |
|---|---|---|---|
| Donald A. Doering | Attorney-in-fact | Alexandria, Virginia | 07 Jul 2017 |
| Num | Name | Location | File Number |
|---|---|---|---|
| 1 | COLUMBIA CAPITAL EQUITY PARTNERS IV QP L P | Alexandria, VA | 028-15139 |
| 2 | Columbia Capital Equity Partners IV, L.P. | Alexandria, VA | 028-15140 |
| 3 | Columbia Capital IV, LLC | Alexandria, VA | 028-15141 |