Guillaume is a Senior Advisor to the Executive Committee and a member of the Credit and ESG Committees.

Guillaume is an Executive Director of ABS Capco, a US-based private investment platform. He is responsible for originating and managing their diversified portfolio of fixed income and equity investments across the UK and Europe.

Previously, he was a Managing Director at Aeon in the Investor Relations team, where he covered institutions, family offices and wealth managers in the UK, Europe, US and Latam.

Prior to Aeon, Guillaume was a Director in the Direct Investment team at Alvarium Investments. His responsibilities involved originating new business opportunities, including new investment strategies and fundraising, as well as managing relationships with joint venture partners and co-investors. Guillaume was also a Senior Associate in the Global Investment Banking group at Credit Agricole CIB in New York. He was involved in the origination and execution of equity and equity-linked offerings with a focus on the US and Latin America. Guillaume has also worked at AXA Private Equity and Fortis Bank.

Guillaume is fluent in English, French and Spanish and holds a B.A. in Economics from Paris-Sorbonne University, and an M.Sc. in Management from EM Lyon Business School.