EX-21.1 4 epm-20250630xex21d1.htm EX-21.1

Exhibit 21.1

List of Subsidiaries of Evolution Petroleum Corporation

​

​ | ​ | ​
​ | ​ | Jurisdiction of
​ | ​ | Incorporation or
Name of Subsidiary |  | Organization
Evolution Royalties, Inc. | ​ | Delaware
Evolution Petroleum West, Inc. | ​ | Delaware
NGS Sub Corp. | ​ | Delaware
NGS Technologies, Inc. | ​ | Delaware
Evolution Operating Co., Inc. | ​ | Texas
Evolution Petroleum OK, Inc. | ​ | Texas
Tertiaire Resources Company | ​ | Texas
ARKLA Petroleum, LLC (Subsidiary of NGS Sub. Corp.) | ​ | Louisiana
NGS Resources, LLC (Subsidiary of NGS Technologies, Inc.) | ​ | Texas
EPM Chaveroo, LLC. | ​ | Delaware

​