Apache Corporation Announces Planned Retirement of Executive Vice President, Corporate Reservoir Engineering; New Appointee Named

HOUSTON, April 23, 2018 -- Apache Corporation (NYSE:APA) (Nasdaq:APA) today announced Kregg Olson, executive vice president, Corporate Reservoir Engineering, plans to retire effective Aug. 1, 2018.

John J. Christmann IV, Apache's chief executive officer and president, commented, "Kregg’s expertise and leadership have been a tremendous asset to Apache during his 26 years with the company. On behalf of the board and all Apache employees, I want to thank Kregg for his many contributions and wish him all the best in retirement."

Dave Pursell, currently senior vice president, Planning and Market Fundamentals, will assume responsibility for the corporate reservoir engineering department upon Olson’s retirement.

Before joining Apache in early 2018, Pursell served as managing director of Investment Banking for Tudor, Pickering, Holt & Co. (TPH). Before that, he served as head of Macro Research and was one of the founders of Pickering Energy Partners, Inc. Before TPH, he was director of Upstream Research at Simmons & Company International. Earlier in his career, he worked in various production and reservoir engineering assignments at S.A. Holditch and Associates, which is now part of Schlumberger. Pursell began his career at ARCO Alaska in Anchorage with production and operations engineering assignments in South Alaska and the North Slope. He holds a Bachelor of Science and Master of Science in petroleum engineering from Texas A&M University.

About Apache

Apache Corporation is an oil and gas exploration and production company with operations in the United States, Egypt and the United Kingdom. Apache posts announcements, operational updates, investor information and copies of all press releases on its website, www.apachecorp.com, and on its Media and Investor Center mobile application, which is available for free download from the Apple App Store and the Google Play Store.

Contacts
Media:  (713) 296-7189  Castlen Kennedy

Investors:  (281) 302-2286  Gary Clark
                                                       
Website:  www.apachecorp.com

APA-G