Bill Burgraff is an accomplished finance professional with extensive experience in accounting and finance roles across multiple organizations. At Gogo, Bill Burgraff has progressed through several key positions since January 2015, including Assistant Controller, Senior Director of Revenue & Technical Accounting, and Director of Technical Accounting. Prior to Gogo, Bill Burgraff served as Manager of External Reporting and Technical Accounting at Walgreens from July 2008 to December 2014, and worked as a Senior Auditor at Ernst & Young from June 2004 to June 2008. Bill Burgraff holds a Masters in Accountancy with a focus on Accounting from the University of Wisconsin-Madison, where studies were completed between 1999 and 2004.