Management Team

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Michael R. Zimmerman
Executive Vice President

Michael R. Zimmerman is Executive Vice President, Polymers & Fluids of Illinois Tool Works Inc.

Mr. Zimmerman joined ITW with the company’s acquisition of Permatex in 2005. Most recently, Mr. Zimmerman served as Executive Vice President of Construction Products. He also served as Group President for the Welding Oil & Gas Platform and was previously a Group President in the Polymers & Fluids Segment. He was elected Executive Vice President of Polymers and Fluids in 2018.

Mr. Zimmerman graduated from Brandeis University in Waltham, MA with a bachelor’s degree in History and Economics and received a Master’s in Business Administration from Columbia University in New York City, NY.

Juan Valls
Executive Vice President

Juan Valls is Executive Vice President, Specialty Products of Illinois Tool Works Inc

Mr. Valls joined ITW in 1989 as Business Manager of ITW Nexus Europe. He has held numerous European automotive management positions at ITW and became Vice President and General Manager of ITW Delfast International Automotive Fasteners in 2002. Mr. Valls was named Executive Vice President of the Global Automotive businesses in 2007. Most recently, he served as Executive Vice President for the Performance Polymers & Fluids businesses.

Mr. Valls graduated from ESADE in Barcelona, Spain with a master’s in Business Administration. Mr. Valls is a member of ESADE Alumni.

Lei Zhang Schlitz
Executive Vice President

Dr. Lei Zhang Schlitz is Executive Vice President, Food Equipment of Illinois Tool Works Inc.

Dr. Schlitz joined ITW in 2008 as Vice President, Research & Development at the ITW Technology Center. She served as a Group President within the Food Equipment segment, managing the Global Ware-wash and Refrigeration platforms. She was appointed Executive Vice President in September 2015. Prior to joining ITW, Dr. Schlitz spent seven years at Siemens Energy and Automation. Prior to joining Siemens, she spent four years at GE Global Research and GE Industrial Systems. She started her career at the Innovation Center for Eaton Corporation.

Dr. Schlitz currently serves on the Board of Directors for Archer Daniels Midland Company (ADM).

Dr. Schlitz graduated from Tsinghua University in Beijing, China with a bachelor’s degree in Engineering Mechanics and received a Ph.D. in Mechanical Engineering from the University of Wisconsin, Milwaukee.

Steven L. Martindale
Executive Vice President

Steven L. Martindale is Executive Vice President, Test & Measurement and Electronics of Illinois Tool Works Inc.

Mr. Martindale served as Group President of Test and Measurement since ITW’s acquisition of Instron in 2005. He joined Instron in 2002 as Chief Financial Officer, and later served as Chief Operating Officer. In 2008, he was named Executive Vice President responsible for the Test & Measurement businesses and assumed responsibility for the consolidated Electronics businesses in 2011.

Mr. Martindale graduated from California State University, Fullerton with a bachelor’s degree in Accounting and Finance. He attended London Business School as well as other executive style programs. He is a Certified Public Accountant (inactive).

Andrew Mines
Executive Vice President

Andrew Mines is Executive Vice President, Construction Products of Illinois Tool Works Inc.

Mr. Mines joined ITW Automotive in 1996 as a Project Engineer within the Seat & Trim Components business. He held a series of roles including General Manager, Automotive Release & Trim Germany & Czech Republic. In 2009, he assumed the responsibility of Vice President & General Manager for the North American and European Release & Trim Components businesses. Mr. Mines was named Group President for the Automotive Body & Interior Platform in 2010 which included responsibility for the ITW Automotive Components business activities in China, South Korea and Japan. In 2013, he assumed the responsibility of Group President, European Construction Products. He was elected Executive Vice President of Construction Products in 2018.

Mr. Mines graduated from Southampton University in Southampton, England with a bachelor’s degree in Design, Technology & Engineering.

Christopher A. O’Herlihy
Vice Chairman

Christopher A. O’Herlihy is Vice Chairman of Illinois Tool Works Inc.

Mr. O’Herlihy joined ITW in 1989. After various roles of increasing responsibility, including Group President within the Polymers & Fluids Segment, Mr. O’Herlihy moved to the Food Equipment Segment as Group President – International in 2009. In 2010, he was promoted to Group President – Food Equipment Segment Worldwide. He was elected Executive Vice President in 2010 with worldwide responsibility for ITW’s Food Equipment Segment. Mr. O’Herlihy was named Vice Chairman in 2015.

Mr. O’Herlihy is a member of the Board of Directors for Masco Corporation (NYSE: MAS).

Mr. O’Herlihy graduated from the University College Cork, Ireland with a bachelor’s degree in Science and received a master’s degree in Science from the University of Massachusetts.

E. Scott Santi
Chairman & Chief Executive Officer

E. Scott Santi is Chairman and Chief Executive Officer of Illinois Tool Works Inc.

Mr. Santi joined ITW in 1983 and has spent his entire career with the company. He was elected Executive Vice President in 2004 and named Vice Chairman in 2008. He became the Company’s Chief Executive Officer in 2012 and was elected Chairman of the Board of Directors in 2015.

Mr. Santi is a member of the Board of Directors of W.W. Grainger (NYSE: GWW)

Mr. Santi graduated from the University of Illinois with a bachelor’s degree in Accounting and received a master’s in Business Administration from the JL Kellogg School of Business at Northwestern University.

Mary K. (“Katie”) Lawler
Senior Vice President, Chief Human Resources Officer

Katie Lawler is Senior Vice President, Chief Human Resources Officer of Illinois Tool Works Inc.

Ms. Lawler joined ITW in October 2014 and previously served as Executive Vice President, Human Resources for GATX Corporation. Prior to joining GATX, she held a wide range of positions in operations, human resources and law with Tribune Media (formerly Tribune Company). Ms. Lawler began her professional career as an attorney in private practice handling labor and employment matters.

Ms. Lawler graduated with a bachelor’s degree from the College of the Holy Cross in Worcester, MA and received a law degree from the University of Notre Dame in South Bend, IN.

Michael M. Larsen
Senior Vice President & Chief Financial Officer

Michael M. Larsen is Senior Vice President and Chief Financial Officer of Illinois Tool Works Inc.

Mr. Larsen joined ITW in 2013 and previously served as President, Chief Executive Officer and a Director of Gardner Denver, Inc. He also served as Vice President and Chief Financial Officer of Gardner Denver, Inc. from 2010 to 2013. Prior to that, Mr. Larsen was Chief Financial Officer at General Electric (“GE”) Water & Process Technologies. His previous experience includes more than 15 years with GE, where he held a number of global finance leadership roles with increasing responsibility.

Mr. Larsen graduated from the American University of Paris with a bachelor’s degree in International Economics and received a master’s of Business Administration from Columbia University and London Business School.

John R. Hartnett
Executive Vice President

John R. Hartnett is Executive Vice President, Welding of Illinois Tool Works Inc.

Mr. Hartnett joined ITW with the company’s acquisition of Signode in 1986. He held a series of engineering, marketing, and management roles for numerous businesses in Industrial Packaging, including General Manager, Industrial Packaging Australasia. In 2001, he was promoted to Vice President and General Manager of Signode Engineered Products and became Group President of the Global Stretch Packaging businesses in 2007. Mr. Hartnett also served as Group President of the Automotive Aftermarket businesses. Most recently he served as Executive Vice President of the Construction Products segment.

Mr. Hartnett is a member of the Board of Directors of HNI Corporation.

Mr. Hartnett graduated from Marquette University in Milwaukee, WI with a bachelor’s degree in Mechanical Engineering and received a master’s in Management from The Kellogg School of Business, Northwestern University in Evanston, IL.