Gust has a global responsibility for ABN AMRO' Shipping - and Aviation activities. Before assuming this responsibility, he has been working for ABN AMRO, and his predecessors, for 7 years as risk- and portfolio manager in the Shipping - and Transportation Group.

Prior to joining ABN AMRO, Gust worked for over 10 years for Nedship Bank (now DVB) in various commercial roles in Rotterdam, Athens and Hong Kong. Gust is a graduate from Erasmus University's Economic Faculty and did an executive GMP program at Cedep in Fontainebleau, France