Ann D. Janssen is Senior Vice President and Chief Accounting Officer, a position she has held since February 2018. Ms. Janssen is EOG’s principal accounting officer.  Ms. Janssen previously served as Vice President, Accounting from 2007 to 2018; Controller – Financial Reporting and Planning from 2002 to 2007; Treasurer from 1999 to 2002; and Assistant Treasurer – Planning and Analysis from 1998 to 1999. Ms. Janssen joined a predecessor of EOG in 1995.

Ms. Janssen earned a Bachelor of Business Administration degree in Accounting from Texas A&M University and is a Certified Public Accountant.