Primary Job Title Chief Executive Officer and President Primary Organization 
Apache Corp
Location Houston, Texas, United States Regions Greater Houston Area, Southern US Gender Male
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John, was appointed executive vice president and chief operating officer – North America, effective Jan. 1, 2014, having been region vice president – Permian Region, from 2010 through 2013. He previously served as vice president – Business Development, since January 2004, and production manager for the Gulf Coast Region since April 2003. Prior to
that, Christmann held various positions of increasing responsibility in the business development area since joining the company in 1997.
Previously, he was employed by Vastar Resources/ARCO Oil and Gas Company in business development, crude oil marketing and engineering assignments.
Christmann received his bachelor’s degree in petroleum engineering from the Colorado School of Mines and MBA from Southern Methodist University.
