Sanchez Energy Corp - FORM 10-K - EX-21.1

Exhibit 21.1

List of Subsidiaries of Sanchez Energy Corporation as of December 31, 2017

SN

Name		Jurisdiction
SN Palmetto, LLC (formerly SEP Holdings III, LLC)		DE
SN Marquis LLC		DE
SN Cotulla Assets, LLC		TX
SN TMS, LLC		DE
SN Operating, LLC		TX
SN Catarina, LLC		DE
SN EF Maverick, LLC		DE
Rockin L Ranch Company, LLC		DE
SN UR Holdings, LLC		DE
SN Capital, LLC		DE
SN Services, LLC		DE
SN Terminal, LLC		DE
SN Midstream, LLC		DE
SN Comanche Manager, LLC		DE
SN EF UnSub Holdings, LLC		DE
SN EF UnSub GP, LLC		DE
SN EF UnSub, LP		DE
Sanchez Resources, LLC		DE
SR Acquisition 1, LLC		DE
SR Acquisition III, LLC		DE
SR TMS LLC		DE

Sanchez Energy Corp - FORM 10-K - EX-21.1 - February 28, 2018