Dr. Korteweg joined Cerberus in 2002.  Prior to joining Cerberus, Dr. Korteweg was Chairman and CEO of Robeco Group from 1986 to 2001.  From 1981 to 1986 he served as Treasurer General for the Dutch Treasury, and from 1971 to 1981 as Professor of Economics at Erasmus University in Rotterdam and Carnegie-Mellon University from 1973 to 1974.

He currently serves as Chairman of the Board of Directors of AerCap Holdings NV (Amsterdam), as Member of the Board of Showa Jisho Co. Ltd. (Tokyo), as Member of the Supervisory Board of BawagPSK Bank (Vienna) and as Non-Executive Member of the Board of Lucida plc., all of which are Cerberus portfolio companies.

Dr. Korteweg also serves as Member of the Supervisory Board of Mercedes-Benz Nederland B.V. and as a Senior Advisor to Anthos Amsterdam.  Dr. Korteweg served as Vice Chairman of the Supervisory Board of the Dutch Central Bank, Chairman of the Supervisory Board of the Netherlands Pension and Insurance Authority, and Chairman of the Dutch Central Bureau of Statistics.  Dr. Korteweg also served as Member of the Board of Directors of SSA Global Technologies, Inc. (Chicago), non-executive Member of the Board of Aozora Bank Ltd. (Tokyo), and Member of the Governing Board of SONA, the Development Fund of the Netherlands Antilles.

Mr. Korteweg has been a director of the Cerberus affiliates in the Netherlands since 2001.  Mr. Korteweg received a Ph.D. (cum laude) in Economics from Erasmus University Rotterdam.