Stephane Besson is an accomplished executive with extensive experience in advisory and leadership roles across various companies. Currently serving as a board member and senior advisor at CUBE and SESAMm since 2023, and as chairman at Validis since late 2022, Besson has held multiple advisory positions since 2022 at Acin, Accelex, BlueFire AI, and previously at Sylvera and Privitar. From 2012 to 2022, Besson was the CEO of Coalition Greenwich after serving as Head of Americas at Coalition from 2006 to 2012. Besson holds an MBA from Harvard Business School and a master's in engineering from Mines Paris - PSL.