| Relationships | Role | Relationship Start | Relationship End |
| Ampal-American Israel Corporation | Parent | 7/31/1998 | 7/7/1999 |
| Ophir Holdings Ltd. | Parent | 12/31/1994 | 7/30/1998 |
| Ampal-American Israel Corporation | Parent | 12/31/1980 | 12/30/1994 |
| Clark/67 Associates, L.P. | Subsidary | 12/31/1994 | 12/30/1995 |