Attached files

file filename
10-K - 10-K - Oasis Petroleum Inc.oas-20201231.htm
EX-32.2 - EX-32.2 - Oasis Petroleum Inc.oas-12312020xex32220master.htm
EX-32.1 - EX-32.1 - Oasis Petroleum Inc.oas-12312020xex32120master.htm
EX-31.2 - EX-31.2 - Oasis Petroleum Inc.oas-12312020xex31220master.htm
EX-31.1 - EX-31.1 - Oasis Petroleum Inc.oas-12312020xex31120master.htm
EX-23.1 - EX-23.1 - Oasis Petroleum Inc.oas-12312020xex23120master.htm

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 LLCDelaware
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 LLCDelaware
Panther DevCo LLC  Delaware