The board of directors of Range Resources Corp. has approved several management changes in preparation for the transition of CEO John Pinkerton to the role of executive chairman on Jan. 1. Current COO Jeff Ventura previously was named the new CEO. In addition, the board has promoted Ray Walker to senior vice president and COO. Walker is to oversee all of Range’s operations and would continue to lead the company’s environmental, safety, regulatory and best practices programs. Alan Farquharson has been promoted to senior vice president of reservoir engineering and economics. Farquharson is to oversee the corporate reservoir engineering as well as the long-range planning function. Ralph Tijerina has been promoted to vice president of safety and environmental. Mark Whitley, promoted to senior vice president of the Northern Appalachia and Southwest Division, is to continue to oversee operations of the Marcellus Shale along with Range activities in Texas and New Mexico.

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