Frank Thomas

Frank E.
Thomas is Chairman at Spero Therapeutics, Inc. since 2025.
Holds director positions at Orchard Therapeutics North America and Larimar Therapeutics, Inc. since 2014.
Serves as President & Chief Operating Officer at Orchard Therapeutics (Europe) Ltd. since 2020.
Acts as President, Chief Operating & Financial Officer at Orchard Therapeutics Plc since 2018.
Formerly served as President, Chief Executive Officer & Director at Critical Therapeutics, Inc. from 2006 to 2008.
Worked as Controller & Finance Director at Mechanical Dynamics, Inc. from 1997 to 2000.
Served as Independent Director at Zafgen, Inc. Directed at Massachusetts Biotechnology Council from 2007 to 2015.
Held the role of Chief Financial Officer & VP-Investor Relations at Esperion Therapeutics, Inc. from 2000 to 2004.
Was Chief Operating Officer & Senior Vice President at Molecular Biometrics, Inc. from 2010 to 2011.
Principal at Arthur Andersen LLP from 1992 to 2000.
President & Chief Operating Officer at AMAG Pharmaceuticals, Inc. from 2016 to 2017.
Completed undergraduate education at the University of Michigan.