Exhibit 21.1
List of Subsidiaries
Evolution Petroleum Corporation — A Nevada Corporation | |
| Officers: |
| Robert S. Herlin, President and Chief Executive Officer |
| Sterling H. McDonald, Vice President, Chief Financial Officer and Treasurer |
| Daryl V. Mazzanti, Vice President, Operations |
| Greg S. Goodale, Chief Accounting Officer |
| David Joe, Secretary |
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|
| Directors: |
| Robert S. Herlin, Chairman |
| Laird Q. Cagan |
| Edward DiPaolo |
| Gene Stoever |
| William Dozier |
| Kelly Loyd |
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|
NGS Sub. Corp. — A Delaware Corporation | |
| Officers: |
| Robert S. Herlin, President and Chief Executive Officer |
| Sterling H. McDonald, Chief Financial Officer and Treasurer |
| David Joe, Secretary |
|
|
| Directors: |
| Robert S. Herlin |
| Sterling H. McDonald |
|
|
Arkla Petroleum, L.L.C. — A Louisiana Corporation | |
| NGS Sub Corp, Member |
| Robert S. Herlin, Manager |
| Sterling H. McDonald, Manager |
|
|
NGS Technologies, Inc. — A Delaware Corporation | |
| Officers: |
| Robert S. Herlin, President and Chief Executive Officer |
| Sterling H. McDonald, Chief Financial Officer and Treasurer |
| David Joe, Secretary |
|
|
| Directors: |
| Robert S. Herlin |
|
|
Evolution Operating Co. Inc. — A Texas Corporation | |
| Officers: |
| Robert S. Herlin, President and Chief Executive Officer |
| Sterling H. McDonald, Vice President, Chief Financial Officer, Treasurer and Secretary |
| Daryl V. Mazzanti, Vice President, Operations |
| David Joe, Controller |
|
|
| Directors: |
| Robert S. Herlin |
| Sterling H. McDonald |
|
|
Tertiaire Resources Company — A Texas Corporation | |
| Officers: |
| Robert S. Herlin, President and Chief Executive Officer |
| Sterling H. McDonald, Vice President, Chief Financial Officer, Treasurer and Secretary |
| Daryl V. Mazzanti, Vice President, Operations |
|
|
| Directors: |
| Robert S. Herlin |
| Sterling H. McDonald |
| Daryl V. Mazzanti |