Citi has appointed Stella Choe as the head of its global subsidiaries group (GSG) for Asia Pacific. She will relocate to Singapore for the role from Australia, where she is currently head of corporate banking for Australia and New Zealand. Choe, who joined Citi in 2014, replaces Munir Nanji, who has taken on a new role as head of central Europe and Citi country officer for the Czech Republic.