Timothy Mammen
Chief Financial Officer and Senior Vice President, IPG Photonics Corporation

Timothy (Tim) Mammen has served as IPG’s Chief Financial Officer since July 2000 and a Vice President since November 2000. He was promoted to Senior Vice President in February 2013. Between May 1999 and July 2000, Tim served as the Group Finance Director and General Manager of the United Kingdom operations for IPFD. He was Finance Director and General Manager of United Partners Plc, a commodities trading firm, from 1995 to 1999 and prior to that he worked in the finance department of E.I. du Pont de Nemours and Company.

Tim holds an Upper Second B.Sc. Honours degree in International Trade and Development from the London School of Economics and Political Science. Also, he is a Chartered Accountant and a member of the Institute of Chartered Accountants of Scotland.