Former Goldman Sachs executive Ali AlShamma joins the Bahrain digital bank as chief financial officer, and ex-Sygnum executive Elaine Leong joins as chief operating officer.
Duhe, who has worked at Newcrest Mining, Woodside Energy, Shell and Exxon Mobil, replaces Anthea McKinnell, who is leaving the gas and oil exploration firm for family reasons.
Tonkens was previously chief financial officer at Building Materials Europe and replaces Stephen Pope, who is transitioning to a strategic advisory role.