| | | | | | | | |
| Name | | Jurisdiction of Organization |
| Albany Services, L.L.C. | | Texas |
| Boland Building, LLC | | Texas |
| Eagleford Gas, LLC | | Texas |
| Eagleford Gas 2, LLC | | Texas |
| Eagleford Gas 3, LLC | | Texas |
| Eagleford Gas 4, LLC | | Texas |
| Eagleford Gas 5, LLC | | Texas |
| Eagleford Gas 6, LLC | | Texas |
| Eagleford Gas 7, LLC | | Texas |
| Eagleford Gas 8, LLC | | Texas |
| Eagleford Gas 10, LLC | | Texas |
| Eagleford Gas 11, LLC | | Texas |
| La Salle Eagle Ford Gathering Line LLC | | Texas |
| Lonestar BR Disposal LLC | | Texas |
| Lonestar Operating, LLC | | Texas |
| Lonestar Resources America LLC | | Delaware |
| Lonestar Resources, LLC | | Delaware |
| Penn Virginia Holdings, LLC | | Delaware |
| Penn Virginia Oil & Gas, LLC | | Virginia |
| Penn Virginia Oil & Gas, L.P. | | Texas |
| Penn Virginia Oil & Gas GP LLC | | Delaware |
| Penn Virginia Oil & Gas LP LLC | | Delaware |
| Penn Virginia MC, LLC | | Delaware |
| Penn Virginia MC Energy L.L.C. | | Delaware |
| Penn Virginia MC Operating Company L.L.C | | Delaware |
| Penn Virginia MC Gathering Company L.L.C. | | Oklahoma |
| Penn Virginia Resource Holdings, LLC | | Delaware |
| Pi Merger Sub LLC | | Delaware |
| Poplar Energy, LLC | | Texas |
| PV Energy Holdings GP, LLC | | Delaware |
| PV Energy Holdings, L.P. | | Delaware |
| T-N-T Engineering, LLC | | Delaware |