| Relationships | Role | Relationship Start | Relationship End |
| Columbia Housing Slp Corporation | Parent | 4/20/2005 | 6/29/2007 |
| Columbia Housing/Pnc Institutional Fund Xv Limited Partnership | Parent | 8/2/2002 | 6/29/2007 |
| Columbia Housing/Pnc Institutional Fund Iv Ltd Partnership | Parent | 10/1/2001 | 8/1/2002 |