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 in connection 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 with a B.A. degree and holds an MBA from Columbia University.

He currently serves on the Board of Directors for the Chicago Horticultural Society.

Juan Valls
Executive Vice President

Juan Valls is an Executive Vice President, Specialty Products of Illinois Tool Works Inc. Mr. Valls joined ITW in 1989 as Business Manager of ITW Nexus Europe. Since then, he has held numerous European automotive management positions at ITW. In 2002, he became Vice President and General Manager of ITW Delfast International Automotive Fasteners. In 2007, Mr. Valls was named Executive Vice President of the Global Automotive businesses. In 2010, he was appointed Executive Vice President responsible for the Performance Polymers & Fluids businesses. In 2018, was appointed Executive Vice President of Specialty Products.  Mr. Valls is the first ITW Executive Vice President based outside of the United States.

Mr. Valls received his degree in Business Administration from ESADE in Barcelona.

Mr. Valls is a member of ESADE Alumni.

Lei Zhang Schlitz
Executive Vice President

Dr. Lei Zhang Schlitz is Executive Vice President of the Food Equipment segment. She joined ITW in 2008 as Vice President, Research & Development at the ITW Technology Center. Most recently, 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. She was a Business Manager within Siemens, holding P&L responsibilities of a new business. Lei also held various positions managing product development groups at Siemens. 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 has a Ph.D. in Mechanical Engineering from the University of Wisconsin, Milwaukee. As a native Chinese, Lei earned her B.S. in Engineering Mechanics from Tsinghua University in Beijing, China. She is a member of the Society of Women Engineers.

Sundaram Nagarajan
Executive Vice President

Mr. Nagarajan is Executive Vice President of the Automotive OEM segment. Mr. Nagarajan originally joined Hobart Brothers in 1991, and after various roles of increasing responsibility at Hobart Brothers, Mr. Nagarajan was promoted to Group Vice President, Welding Group in 2006 and Group President, Welding International in 2008. Most recently he was Executive Vice President of the Welding segment.

Mr. Nagarajan holds a BS degree from South Gujarat University, India, an MBA from Wright State University, Ohio, and a MS and Ph.D. from Auburn University, Alabama.

Mr. Nagarajan is a member of the Board of Directors of Sonoco Products Company, Past Trustee of Hobart Institute of Welding Technology, Advisory Board Member of IACS, member of the Executive Club, member of the Economics Club of Chicago, Former Board of Trustees of AWS Foundation Inc. and Co-Chair of ITW’s National United Way Campaign (2013 and 2014).

Steven L. Martindale
Executive Vice President

Mr. Martindale is Executive Vice President of the Test & Measurement and Electronics segment. He served as Group President of Test & 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 in 1978 with B.S. degrees in Accounting and Finance. He attended London Business School and other similar executive style programs. He is a Certified Public Accountant.

Andrew Mines
Executive Vice President

Andrew Mines is the Executive Vice President, Construction of Illinois Tool Works Inc. Andrew joined ITW Automotive in 1996 as a Project Engineer within the Seat & Trim Components business. From 1998, he held a series of Project Management, Sales and Manufacturing Leadership roles that spanned Europe. In 2008, Andrew was promoted to 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. Andrew became 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, Andrew assumed the responsibility of Group President, European Construction Products. Most recently he served as Executive Vice President of the Construction Products segment.

Andrew graduated from Southampton University (UK) in 1993 with a B.A. degree in Design, Technology & Engineering.

Christopher A. O’Herlihy
Vice Chairman

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

Mr. O’Herlihy currently serves on the Board of Directors for the Field Museum and the Civic Consulting Alliance. He is also a director of Masco Corporation and past director of the National Restaurant Association.

Mr. O’Herlihy holds a BS degree from University College Cork, Ireland and an MS from University of Massachusetts.

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

Mary K. (“Katie”) Lawler joined ITW in 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. She holds a Bachelor of Arts degree from College of the Holy Cross in Worcester, Massachusetts and a law degree from the University of Notre Dame in South Bend, Indiana.

She currently serves on the Area Board of Directors for Junior Achievement of Chicago and Loyola Academy. From 2009-2013, Katie served on the Board of Directors for the Human Resources Management Association of Chicago, and was Board Chair from 2012-2013.

E. Scott Santi
Chairman & Chief Executive Officer

Scott Santi is the 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 November of 2012 and was elected Chairman of the Board of Directors in 2015.

Mr. Santi graduated from the University of Illinois in 1983 with a B.S. degree in Accounting and received a Masters in Business Administration from the JL Kellogg School of Business at Northwestern University in 1994.

Mr. Santi is a member of the Board of Directors of W.W. Grainger (NYSE: GWW), the Federal Reserve Bank of Chicago, United Way of Metropolitan Chicago, the Economic Club of Chicago, the Chicago Council on Global Affairs, the Commercial Club of Chicago, Junior Achievement of Chicago, and Big Shoulders Fund.  He is a member of the Board of Trustees of Northwestern University, the Ravinia Festival Association, the Museum of Science and Industry, the Chicago Symphony Orchestra Association, the Art Institute of Chicago, the Lyric Opera of Chicago, and Rush University Medical Center.

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., a global manufacturer of highly engineered compressors, blowers, pumps and other fluid transfer equipment. He also served as Vice President and Chief Financial Officer of Gardner Denver, Inc. Prior to that, Mr. Larsen was Chief Financial Officer at General Electric (“GE”) Water & Process Technologies, a global leader in water treatment and process solutions. His previous experience includes more than 15 years with GE, where he held a number of global finance leadership roles with increasing responsibility in GE Plastics, GE Industrial, GE Energy Services and GE Power & Water. He began his GE career with GE Healthcare as part of the Financial Management Program in 1995.

Mr. Larsen is a graduate of the American University of Paris and holds a Masters of Business Administration from Columbia University and London Business School.

Mr. Larsen is a member of the Board of Directors of The Joffrey Ballet and the Ann & Robert H. Lurie Children’s Hospital of Chicago.