EX-21.1 2 oas-12312020xex21120master.htm EX-21.1
Exhibit 21.1
List of Subsidiaries of Oasis Petroleum Inc.

Name of Subsidiary |  | Jurisdiction of Incorporation or Organization
Oasis Petroleum LLC |  | Delaware
Oasis Petroleum North America LLC |  | Delaware
Oasis Petroleum Permian LLC |  | Delaware
Oasis Petroleum Marketing LLC |  | Delaware
Oasis Well Services LLC |  | Delaware
Oasis Midstream Services LLC |  | Delaware
OMS Holdings LLC |  | Delaware
OMP GP LLC |  | Delaware
Oasis Midstream Partners LP |  | Delaware
OMP Operating LLC |  | Delaware
Bobcat DevCo LLC |  | Delaware
Beartooth DevCo LLC |  | Delaware
Bighorn DevCo LLC |  | Delaware
Panther DevCo LLC |  | Delaware