| Relationships | Role | Relationship Start | Relationship End |
| D.B. International Delaware, Inc. | Parent | 9/22/2002 | 10/31/2002 |
| Bt Redwood Eurl | Parent | 6/1/1998 | 9/21/2002 |
| D.B. International Delaware, Inc. | Parent | 3/15/2000 | 8/31/2001 |
| Db Cascades No. 1 Llc | Parent | 6/1/1998 | 8/31/2001 |
| Bt Cascades No. 2 Limited | Parent | 6/1/1998 | 8/31/2001 |
| Bt Cascades No. 3 Limited | Parent | 6/1/1998 | 3/14/2000 |