Guillaume joined Antin in 2008.
He is a board member of portfolio company Vicinity Energy. He used to hold board seats in Fund II portfolio companies Kellas Midstream and GSR and in Fund I portfolio company Euroports.
Prior to joining Antin, Guillaume worked at Credit Suisse in London where he was initially part of the M&A team. He subsequently joined Credit Suisse’s private equity team, DLJ Merchant Banking Partners, where he worked on the origination and execution of LBO investments.