Parsley Energy Taps David Dell’Osso To Serve As COO

Parsley Energy Inc. (NYSE: PE) appointed David Dell’Osso as executive vice president and COO, the E&P focused on the prolific Permian Basin said Sept. 26.

Dell’Osso joins Austin, Texas-based Parsley from Southwestern Energy Co. (NYSE: SWN), where for the last 13 years he served in a variety of positions of increasing responsibility, including most recently as senior vice president and general manager of the Northeast Appalachia division.

At Parsley, he will succeed Matt Gallagher, who will remain president of the company until his previously announced appointment as president and CEO takes effect in January when founder and CEO Bryan Sheffield transitions to his new role as executive chairman.