| Relationships | Role | Relationship Start | Relationship End |
| Citibank, National Association | Parent | 6/19/1992 | |
| Citibank, National Association | Parent | 4/3/1992 | 6/18/1992 |
| Citi Center Building Corporation | Subsidary | 4/3/1992 | |
| Citi Square Building Corporation | Subsidary | 8/7/2009 | |
| Citi Square Building Corporation | Subsidary | 2/19/2004 | 8/6/2009 |