Bartsch to succeed Sistrunk as president, chief executive of Aera Energy

Erik Bartsch, currently vice-president of safety and environment, integrated gas and new energies at Shell, will succeed Christina Sistrunk, who is retiring as president and chief executive officer of Aera Energy LLC. Sistrunk has elected to retire from the position effective Oct. 1.

As part of his transition into Aera, Bartsch will initially assume the role of chief operating officer and chief executive officer designee. On Oct. 1, he will become Aera's fourth president and chief executive officer.

Sistrunk joined Aera in June 2015 after serving as vice-president Arctic Capability – Upstream Americas for Shell. She began her career with Amoco Production Co. working in a variety of production, facilities, technical, and management assignments. She joined Shell in 1998 and remained in the Gulf of Mexico before assuming a global role for worldwide exploration and production in The Netherlands to create and implement process safety improvement programs.