Bolkovic will replace John Ruth later this year, while Nazarali will take over from George Fischer in 2018.
As CEO of ABN AMRO Clearing Chicago, Bolkovic has overall responsibility for the broker-dealer and futures commission merchant activities of the firm.
He joined ABN AMRO Clearing Chicago’s parent bank, ABN AMRO Clearing Bank, in May 2007, serving most recently as a member of the executive board of ABN AMRO Clearing Bank from 2014 until 2016.
Nazarali is the head of execution services at Citadel Securities, where he oversees client market making offerings in equities and options.
“OCC continues its transformation to a systemically important market influencer ensuring confidence in the financial markets and broader economy,” said Craig Donohue, OCC executive chair and CEO.
“The addition of Andrej Bolkovic and Jamil Nazarali to our board of directors supports our objectives to sustain resiliency, foster innovation, and lead advocacy and educational efforts while continuing to drive industry growth and contribute to the reduction of systemic risk in the financial system.”