| Relationships | Role | Relationship Start | Relationship End |
| Uboc Community Development Corporation | Parent | 1/15/2002 | |
| Multi-Housing Tax Credit Partners Xxviii, A California Limited Partnership | Subsidary | 1/15/2002 | |
| Helzer Associates, A California Limited Partnership | Subsidary | 1/15/2002 | 2/2/2015 |