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 Payables, 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 I, LLC

DE

SR Acquisition III, LLC

DE

SR TMS LLC

DE