Céleste Thomasson holds a juris doctor degree from Southwestern University School of Law in Los Angeles. She has been a member of the California bar since 1993.
She began her career in 1992 as an associate at Baker & McKenzie in Los Angeles.
In 1999, Céleste Thomasson joins Fournier Laboratories. She joined the Safran group in 2002 as Legal Counsel. She was promoted to Senior VP and General Counsel for Safran USA in July 2008, before being appointed Vice President Legal Affairs. In January 2014, she joined MorphoTrak (a subsidiary of Safran) as President and CEO, becoming a board member of the Zodiac Aerospace in February 2018. Appointed CEO of Safran Seats UK in January 2019, she filled the roles of Executive Vice President, Corporate Secretary & President of the Ethics Committee for Safran group in 2020.
Céleste Thomasson then joined the Geodis group at the beginning of 2022 and became Executive Vice President and General Counsel of the Group, supervising legal, insurance, compliance and audit.
She joins Renault Group as of January 9, 2023 as Chief Audit & Risks Officer. She reports to Luca de Meo, CEO, Renault Group. As of February 1, 2023, she becomes a member of the Leadership Team of Renault Group.
Céleste Thomasson is appointed as a director of RCI Banque S.A. as of December 8th 2023.