| Relationships | Role | Relationship Start | Relationship End |
| Pipco-On-The-Hudson, Inc. | Parent | 11/14/1990 | 7/27/1997 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Pipquarryco, Inc. | Buyer | Discontinued | 7/28/1997 |
| Relationships | Role | Relationship Start | Relationship End |
| Pipco-On-The-Hudson, Inc. | Parent | 11/14/1990 | 7/27/1997 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Pipquarryco, Inc. | Buyer | Discontinued | 7/28/1997 |