Martin D. Madaus joined Millipore Corporation in January 2005 as President and Chief Executive Officer and became Chairman of the Board in March 2005. Millipore Corporation, with revenues of approximately $1.5 billion, focuses on two business segments: biopharmaceutical manufacturing and life science research and analytical laboratories.

Madaus came to Millipore from Roche Diagnostics Corporation where, as President and Chief Executive Officer (2000-2004), he was responsible for the North American Operations. Prior to that (1999), he was Vice President of Business Development for Roche Molecular Diagnostics. Madaus joined Roche in 1998 when he was general manager of Boehringer Mannheim Canada in Montreal, Quebec.

Madaus is a director of Predictive Biosciences, the Massachusetts High Technology Council, the New England Healthcare Institute, the Massachusetts Workforce Development Investment Board, and the YMCA of Greater Boston.

Madaus is a native of Hamburg, Germany (naturalized American citizen), and holds a D.V.M. and Ph.D. in veterinary medicine.