| Relationships | Role | Relationship Start | Relationship End |
| Db Structured Products, Inc. | Parent | 6/30/2007 | |
| Db Structured Products, Inc. | Parent | 2/12/2007 | 6/29/2007 |
| Parts Student Loan Trust 2007-Ct2 | Subsidary | 6/30/2007 | |
| Parts Student Loan Trust 2007-Ct1 | Subsidary | 6/30/2007 | |
| Parts Student Loan Trust 2007-Ct2 | Subsidary | 6/27/2007 | 6/29/2007 |
| Parts Student Loan Trust 2007-Ct1 | Subsidary | 4/11/2007 | 6/29/2007 |