EX-21.1 2 h42814exv21w1.htm SUBSIDIARIES exv21w1
 

Exhibit 21.1
LIST OF SUBSIDIARIES OF ULTRA PETROLEUM CORP.
     
    Jurisdiction of
Entity   Organization
 
    
Keystone Gas Gathering, LLC
  Delaware
 
    
Sino-American Energy Corporation
  Nevada
 
    
Ultra Resources, Inc.
  Wyoming
 
    
UP Energy Corporation
  Nevada