Havens previously worked with Citi CEO Vikram Pandit at
Havens move is the latest in a number of changes that Pandit has made since taking over for Charles Prince in December.
Previous investment banking co-head Michael Klein will move to Citigroups Park Avenue headquarters, where he will be the chairman of Citigroups institutional client group.
By putting the right talent in the right places, we are enhancing Citis ability to meet the needs of our institutional clients, Pandit said.