Whitley to lead Warburg Pincus-backed Chisholm Energy

Mark Whitley has been tapped as chief executive officer of Chisholm Energy Holdings LLC, a Fort Worth startup backed by a $500-million line-of-equity from private equity firm Warburg Pincus LLC.

Whitley served as an advisor to Warburg Pincus beginning in 2014 and previously was senior vice-president of Range Resources Corp.’s Southwest division.

Whitley is joined by Mike Middlebrook, chief operating officer; Aaron Gaydosik, chief financial officer; Martin Emery, senior vice-president, geosciences; Andrew Tullis, vice-president, engineering; and Brad Grandstaff, vice-president, operations.