He is a managing director in equity financing based in New York. A spokesperson for the bank said Donzeiser will help with the newly-announced integration of the equity financing and delta 1 businesses, which are now led globally by Ben Challice.
Donzeiser was most recently Americas head of equity prime services and delta 1 trading at RBS. He worked at RBS for more than five years, and also held the role of Americas head of synthetic prime trading and sales between 2006 and 2009.
He joined RBS in 2006 from Bank of America where he had worked for seven years. Donzeiser also previously worked for Banks Trust and Fidelity National Financial.