Stephen Zinser

Stephen Martin Zinser (born July 1957) is an American-born, London-based hedge fund manager.

Stephen Martin Zinser was born in July 1957 in the United States. He graduated from Cornell University.

Zinser worked for Chase Manhattan Bank from 1979 to 1992. He worked in the London headquarters of Merrill Lynch from 1993 to 1999.

In February 1999, Zinser co-founded the European Credit Management, a financial firm based in London, with Steven Blakey and Stephen Rumsey. He served as its chief executive officer and co-chief investment officer. By 2007, the firm had €22 billion of assets under management, most of which were Eurozone debt. He subsequently sold it for £125 million.

in 2015, Zinser co-founded Roxbury Asset Management, a London-based hedge fund based with US$47 million of assets under management upon its launch, alongside Sohail Malik and Douglas Shaw. He serves as its chief executive officer and co-chief investment officer.

Zinser serves on the board of the GAVI Alliance. He also serves on the development board of Gonville and Caius College, Cambridge.

Zinser resides in London, U.K.. According to the Sunday Times Rich List, he is worth an estimated £172 million in 2016.