| | | | | | | | |
| Subsidiary | | Jurisdiction of Organization |
| Accelerated Water Resources, LLC (1) | | Delaware |
| AntiCline Disposal, LLC | | Wyoming |
| AWR Disposal, LLC | | Delaware |
| Centennial Energy, LLC | | Colorado |
| Centennial Gas Liquids ULC | | Alberta, Canada |
| Choya Operating, LLC | | Texas |
| Disposals Operating, LLC | | Delaware |
| GGCOF HEP Blocker II, LLC | | Delaware |
| GGCOF HEP Blocker, LLC | | Delaware |
| Grand Mesa Pipeline, LLC | | Delaware |
| GSR Northeast Terminals LLC | | Delaware |
| Hillstone Environmental Partners, LLC | | Delaware |
| Indigo Injection #3-1, LLC (2) | | Delaware |
| Indigo Power Holdings, LLC | | Colorado |
| Indigo Power, LLC | | Colorado |
| NGL Aviation DEN, LLC | | Colorado |
| NGL Aviation TUL, LLC | | Oklahoma |
| NGL Crude Cushing, LLC | | Oklahoma |
| NGL Crude Logistics, LLC | | Delaware |
| NGL Crude Terminals, LLC | | Delaware |
| NGL Crude Transportation, LLC | | Colorado |
| NGL Delaware Basin Holdings, LLC | | Delaware |
| NGL Energy Finance Corp. | | Delaware |
| NGL Energy GP LLC | | Delaware |
| NGL Energy Operating LLC | | Delaware |
| NGL Energy Services, LLC (3) | | Delaware |
| NGL Gateway Terminals, Inc. | | Ontario, Canada |
| NGL Liquids, LLC | | Delaware |
| NGL Marine, LLC | | Texas |
| NGL Recycling Services, LLC | | Delaware |
| NGL Shared Services Holdings, Inc. | | Delaware |
| NGL Shared Services, LLC | | Delaware |
| NGL Supply Terminal Company, LLC | | Delaware |
| NGL Supply Wholesale, LLC | | Delaware |
| NGL Water Pipelines, LLC | | Texas |
| NGL Water Solutions DJ, LLC | | Colorado |
| NGL Water Solutions Eagle Ford, LLC | | Delaware |
| NGL Water Solutions Holdco, LLC | | Delaware |
| NGL Water Solutions Orla-SWD, LLC | | Delaware |
| NGL Water Solutions Permian, LLC | | Texas |
| NGL Water Solutions Product Services, LLC | | Delaware |
| NGL Water Solutions, LLC | | Colorado |
| Pine Tree Propane, LLC (4) | | Maine |