| Relationships | Role | Relationship Start | Relationship End |
| Rbc Tax Credit Iv, Llc | Parent | 10/1/2008 | |
| Colon Plaza Associates, L.P. | Subsidary | 10/14/2008 | |
| Horizon Seniors Ii Limited Partnership | Subsidary | 10/14/2008 | |
| Winn Solar Limited Partnership | Subsidary | 10/1/2008 | 9/9/2014 |