EX-21.1 3 a201910kex211.htm EXHIBIT 21.1 Exhibit


EXHIBIT 21.1

Chaparral Energy Inc.
Subsidiaries

Name of Subsidiary
 
Jurisdiction of Formation
 
Effective Ownership
Chaparral Resources, L.L.C.
 
Oklahoma
 
Chaparral Energy, Inc. – 100%
Chaparral Real Estate, L.L.C.
 
Oklahoma
 
Chaparral Energy, Inc. – 100%
Chaparral CO2 , L.L.C.
 
Oklahoma
 
Chaparral Energy, Inc. – 100%
CEI Pipeline, L.L.C.
 
Texas
 
Chaparral Energy, Inc. – 100%
Chaparral Energy, L.L.C.
 
Oklahoma
 
Chaparral Energy, Inc. – 100%
CEI Acquisition, L.L.C.
 
Delaware
 
Chaparral Energy, Inc. – 100%
Green Country Supply, Inc.
 
Oklahoma
 
Chaparral Energy, Inc. – 100%
Chaparral Biofuels, L.L.C.
 
Oklahoma
 
Chaparral Energy, Inc. – 100%
Chaparral Exploration, L.L.C.
 
Delaware
 
Chaparral Energy, Inc. – 100%
Roadrunner Drilling, L.L.C.
 
Oklahoma
 
Chaparral Energy, Inc. – 100%
Trabajo Energy, L.L.C.

 
Oklahoma
 
Chaparral Energy, Inc. – 100%
Charles Energy, L.L.C.
 
Oklahoma
 
Chaparral Energy, Inc. – 100%
Chestnut Energy, L.L.C.
 
Oklahoma
 
Chaparral Energy, Inc. – 100%