| Entity ID | Entity Name | Ownership % | Entity Type | Public? |
|---|---|---|---|---|
| E100001015113 | Powder River Gateway | 51.0% | legal entity | |
| E100001015384 | Seahorse Pipeline | 100.0% | legal entity | |
| E100001015821 | Tallgrass Energy Partners | 100.0% | legal entity | |
| E100001015996 | Ruby Pipeline | 100.0% | legal entity | |
| E100002020382 | Cheyenne Connector | 50.0% | legal entity |