William Serrahn

William Serrahn is an experienced finance professional with a diverse background in financial analysis and treasury management. Currently serving as Treasury Manager at Spirit Airlines since February 2020, William previously held roles as Senior Financial Analyst at both Spirit Airlines and Leonardo DRS, where responsibilities included financial planning for critical defense avionics programs. Additional experience includes positions as Senior Financial Analyst at Chromalloy, Financial Manager at AeroTurbine, Budget Analyst roles at the Department of Defense and CACI International Inc, and a Contracts Assistant at Accelerated Development & Support Corporation. William's career began in the U.S. Army as a Military School Instructor. Educational credentials include an MBA in Finance from the University of Miami Herbert Business School and a BBA in Finance from The George Washington University School of Business.