| | | | | | | | |
| Company Name | | State or other Jurisdiction of Incorporation/ Formation/Organization |
| | |
| Casper Crude to Rail, LLC | | Wyoming |
| CCR Pipeline, LLC | | Delaware |
| Stroud Crude Terminal LLC | | Delaware |
| SCT Pipeline LLC | | Delaware |
| USD Logistics Operations GP LLC | | Delaware |
| USD Logistics Operations LP | | Delaware |
| USDP CCR LLC | | Delaware |
| USDP Finance Corp. | | Delaware |
| USD Rail Canada ULC | | British Columbia |
| USD Rail LP | | Delaware |
| USD Terminals Canada ULC | | British Columbia |
| USD Terminals LLC | | Delaware |
| West Colton Rail Terminal LLC | | Delaware |
| USD Terminals Canada II ULC | | Delaware |
| USD Terminals Canada III ULC | | Delaware |
| USD Terminals II SARL | | Luxembourg |