Michael R. Hogan

MICHAEL R. HOGAN serves as Chief Administrative Officer, Chief Financial Officer and Vice President of Sigma-Aldrich Corporation, a $1.1 billion dollar global life science company. Mr. Hogan leads the companys worldwide Financial, Information Technology, Human Resources and Quality functions and operations. Prior to joining Sigma-Aldrich in April of 1999, he served three years as Corporate Vice President and Controller for Monsanto Company. His prior experience includes a decade in senior executive positions at General American Life Insurance Company, including the Presidency of GenCare Health Systems, Inc., and two years as Senior Vice President and Treasurer at First Bank System Insurance (Minneapolis). Mr. Hogan has also served as an Engagement Manager in McKinsey & Company, Inc.s Chicago office. Mr. Hogan currently serves as a Director of Allegiant Bancorporation, Inc., and has previously served as a Director of Intensive Healthcare Corporation. He holds a BA from Loyola University of Chicago and a MBA in Finance, Marketing, and Policy and Environment from the Kellogg School at Northwestern University.