Barclays Wealth has added Laurent Gibassier to its ultra high net worth and family offices team as a managing director. Gibassier joins from Cheuvreux where he was a managing director in equity capital markets since 2004. This is the latest in a string of appointments, including Christian Kwek as managing director, Theophanis Theophanous as managing director and UHNW banker, and Solomon Soquar as head of the strategic solutions group.