| Name | State of Organization | ||||
QEP Energy Company(1) | Delaware | ||||
QEP Marketing Company, LLC(2) | Utah | ||||
QEP Field Services Company(1) | Delaware | ||||
Mustang Springs Oil Terminal, LLC(3) | Delaware | ||||
Permian Gathering, LLC(3) | Delaware | ||||
QEP Oil & Gas Company, LLC(3) | Delaware | ||||
Mustang Springs Water Services, LLC(3) | Delaware | ||||
Sakakawea Area Spill Response LLC(4) | Delaware | ||||