*1 SOUTHWESTERN ENERGY PRODUCTION COMPANY

IN THE SUPREME COURT OF PENNSYLVANIA

MIDDLE DISTRICT

CORNWALL MOUNTAIN INVESTMENTS, : No. 269 MAL 2017 L.P., AND RANGE RESOURCES - :

APPALACHIA, LLC :

: Petition for Allowance of Appeal from : the Order of the Superior Court v. : : : THOMAS E. PROCTOR HEIRS TRUST, :

INTERNATIONAL DEVELOPMENT :

CORPORATION, PENNLYCO, LTD., :

VIRGINIA ENERGY CONSULTANTS, :

LLC, ATLANTIC HYDROCARBON, LLC, :

CHIEF EXPLORATION AND :

DEVELOPMENT, LLC, QUEST EASTERN :

RESOURCE, LLC, EXCO HOLDING (PA), :

INC., AND MARGARET O.F. PROCTOR :

TRUST :

: : : : PETITION OF: THOMAS E. PROCTOR :

HEIRS TRUST :

ORDER PER CURIAM

AND NOW , this 10th day of October, 2017, the Petition for Allowance of Appeal is DENIED .