Management | Frontier Group Holdings, Inc.

Barry L. Biffle has served as a member of our Board of Directors since March 2017, as our Chief Executive Officer since March 2016 and as our President since July 2014. From July 2013 to April 2014, Mr. Biffle served as chief executive officer of VivaColombia, an airline based in Medellín, Colombia. From February 2005 to July 2013, Mr. Biffle served as chief marketing officer of Spirit Airlines, Inc. From 2003 to 2005, Mr. Biffle served as managing director of marketing at US Airways. Mr. Biffle also held other key positions in network planning, sales and marketing while at US Airways. Prior to joining US Airways, Mr. Biffle held several management positions at American Eagle Airlines, a regional airline subsidiary of American Airlines, Inc. from 1995 to 1999. Mr. Biffle holds a B.A. from the University of Alabama.

James G. Dempsey has served as our Executive Vice President and Chief Financial Officer since December 2019 and as our Chief Financial Officer since May 2014. From July 2006 to April 2014, Mr. Dempsey served as treasurer at Ryanair Holdings PLC. From 2003 to 2006, Mr. Dempsey served as head of investor relations at Ryanair. Prior to this, Mr. Dempsey served in various management roles with PricewaterhouseCoopers from 2000 to 2003. Mr. Dempsey holds a Bachelor of Commerce Degree from the University College Dublin and is a fellow of the Institute of Chartered Accountants in Ireland.

Howard M. Diamond has served as our Senior Vice President, General Counsel and Corporate Secretary since July 2014. Mr. Diamond served as vice president, general counsel and corporate secretary of Thales USA, Inc., a diversified aerospace, defense and transportation company, from January 2008 to July 2014. Prior to that, Mr. Diamond served as chief counsel at BAE Systems Land and Armaments, f/k/a United Defense, LP from 2003 to 2008. Mr. Diamond began his legal career as an officer in the U.S. Army JAG Corps from 1994 to 1997, after which he served as a litigation associate from 1997 to 2001 at the law firm of Sherman & Howard. Mr. Diamond holds a B.A. from Wesleyan University and a J.D. from the University of Virginia School of Law.

Trevor J. Stedke has served as our Senior Vice President, Operations since April 2019. Prior to this, he served as vice president, aircraft technical operations for Southwest Airlines from June 2012 until September 2018. Mr. Stedke has served as an Engineering Advisory Board member for Embry-Riddle Aeronautical University since June 2014. Mr. Stedke holds a B.S. in Aviation Engineering/Atmospheric Science from the Ohio State University and an M.S. in Engineering Management from the Christian Brothers University.

Mr. Wetzel has served as our Chief Accounting Officer since February 2022. He was the company’s Corporate Controller since September 2020, after serving as Director, Corporate Accounting and Financial Reporting from March 2019 to September 2020. Prior to joining the Company, Mr. Wetzel served as Vice President, Corporate Accounting at DCT Industrial Trust Inc., an industrial real estate company, from January 2018 until its acquisition by Prologis, Inc. in August 2018. From August 2014 to January 2018, Mr. Wetzel held various accounting and reporting positions at Welltok, Inc, a consumer activation company, The WhiteWave Foods Co., a food and beverage company acquired by Danone S.A. and The Western Union Company, a financial services company. Prior to that Mr. Wetzel held various positions at Takeda Pharmaceutical Company Limited, a multinational pharmaceutical company, from October 2010 to August 2014. Mr. Wetzel began his career at Deloitte and Touche LLP and is a Certified Public Accountant and received a B.A. in Accountancy from DePaul University.