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Management Team

John J. Ehren

John J. Ehren, MS

President and Chief Executive Officer
Mr. Ehren was appointed President and Chief Executive Officer and Director of the Company in 2012.  He  served as Executive Vice President and Chief Operating Officer from 2011 to 2012, in addition to his role of Chief Financial Officer.  Mr. Ehren joined the Company in 2008 as Senior Vice President and Chief Financial Officer.  From 2004 to 2008, he served as Vice President of Global Operations of Planar Systems, Inc., a public company that provides flat panel display and system solutions for medical, transportation, industrial and retail applications.  From 1997 to 2004, Mr. Ehren held several senior-level financial officer positions with Planar, including Corporate Controller, Treasurer, and Worldwide Functional Controller.  Mr. Ehren holds a BA degree in Economics from Lawrence University, Wisconsin, and a MS degree in Finance and Accounting from the University of Wisconsin-Milwaukee. 

Jeffrey T. Siegal

Jeffrey T. Siegal, CPA

Vice President and Chief Financial Officer
Mr. Siegal joined the Company in April 2013 as Vice President and Chief Financial Officer.  From 2008 to 2013, he served as Chief Financial Officer and Treasurer of Schmitt Industries, Inc., a public company that designs, manufactures and markets precision test and measurement equipment.  During this time, he also served as Managing Director of Schmitt Europe Ltd.  Between 1999 and 2007, Mr. Siegal served as Corporate Controller and Treasurer of Planar Systems, Inc., a public company that provides flat panel display and system solutions for medical, transportation, industrial and retail applications.  From 1991 to 1999, he served in several positions of increasing responsibility for Deloitte and Touche LLP in Portland, Oregon, most recently as Senior Manager.  Mr. Siegal holds a BA degree in Business Administration and Accounting from San Jose State University, California.  He is a Certified Public Accountant.

Frank L. A. Zwerts

Frank L. A. Zwerts, MS, MBA

Chief Strategy Officer
President of EMEIA (Europe, Middle East, India and Africa)
Mr. Zwerts assumed the role of Corporate Strategy Officer of the Company in 2013, in addition to his roles as President of EMEIA (Europe, Middle East, India and Africa) and Director.  Mr. Zwerts joined the Company in 2013 when the company he co-founded in 2004, Visys NV, an innovator of high-end digital sorters located in Belgium, merged with Key Technology.  Prior to leading Visys, he held several management positions with investment banks focused on high-growth technology companies, including Executive Director of ABN Amro Rothschild, and Vice-President of Technology Banking at ING Barings LLC in London, where he had global responsibility for technology investment banking and led several high-profile, technology IPOs, mergers and acquisitions. Mr. Zwerts has served as a non-executive board member for several high-growth tech companies.  He holds a BS and a MS in Economics and Finance from University Hasselt, and a MBA from Brussels University. 

Stephen M. Pellegrino

Senior Vice President of Global Sales
Mr. Pellegrino was appointed Senior Vice President of Global Sales of the Company in 2013.  He served as Vice President of Sales from 2012 to 2013, and as Senior Director of North American Sales and Corporate Sales Operations from 2011 to 2012.  From 2006 to 2011, he held the position of Director of U.S. and Canada Sales, and served as Director of Eastern Region Sales from 2000, when he joined the Company, until 2006.  From 1981 to 2000, Mr. Pellegrino worked in the Food Handling Equipment Operation of FMC Corporation, a provider of custom-engineered food processing solutions, where he held a number of positions including Sales and Marketing Manager of Food Handling Equipment from 1996 to 2000, Sales Manager of Major Accounts from 1995 to 1996, Product Manager for Aseeco Equipment from 1993 to 1995, Food Industry Specialist from 1990 to 1993, and Field Sales Engineer from 1981 to 1990.  Mr. Pellegrino holds a BS degree in Marketing from the Indiana University of Pennsylvania. 

Louis C. Vintro, PhD

Louis C. Vintro, PhD

Senior Vice President of New Products and Business Development
Dr. Vintro was appointed Senior Vice President of New Products and Business Development of the Company in 2013.  He served as Senior Vice President of Business Development and Global Operations from 2011, when he joined the Company, until 2013.  From 2009 to 2011, Dr. Vintro served as Vice President and General Manager of the Semiconductor Division of ESI, Inc., a manufacturer of laser-based wafer fabrication equipment, where he expanded the business through a European technology acquisition and by establishing a Korean product-development partnership.  From 2005 to 2009, Dr. Vintro served as Senior Director of Technical Programs for KLA - Tencor Corporation, a manufacturer of laser-based particle inspection equipment, where he was responsible for program management and market introduction of new products.  From 2001 to 2004, he served as Global Business Manager of BOC Edwards Kachina, now Applied Materials, Inc., a provider of semiconductor processing services, where he had responsibility for growth initiatives in emerging markets.  Dr. Vintro holds a PhD in Physics from Stanford University and a MBA from Wharton School, University of Pennsylvania.  He earned a BS in Physics from the Massachusetts Institute of Technology. 

Michael L. Nichols, Ph.D

Michael L. Nichols, PhD

Vice President of Global Aftermarket and Legacy Engineering
Dr. Nichols was appointed Vice President of Global Aftermarket and Legacy Engineering of the Company in 2013.  Dr. Nichols joined the Company in 2010 as Senior Director of Research and Development, and served as Vice President of Research and Development from 2012 to 2013.  From 1994 to 2010, Dr. Nichols worked for Planar Systems, Inc., serving in several capacities.  From 2008 to 2010, he served in a dual role as Director of Operations, and as Site Director of Planar SAS Command and Control Systems Business Unit in Albi, France.  During 2007, he served as Director of Programs in Operations.  From 2004 to 2007, he served as Director of Engineering for Planar’s Medical Business Unit, and in the same role for the Industrial Business Unit from 2002 to 2004.  Between 2001 and 2002, Dr. Nichols served as Director of Sustaining Engineering and Customer Service.  He served as Director of Manufacturing from 1995 to 2001 and, concurrently, also served as Business Area Manager of Traffic Controls Displays from 1998 to 1999.  He served as Quality Assurance Manager from 1994 to 1995.  Dr. Nichols holds a BS in Chemical Engineering from Oregon State University, and a PhD in Chemical Engineering from the University of California, Berkeley. 

Steven R. S. Johnson

Steven R. S. Johnson

Senior Director of Global Marketing and Latin America and Asia Sales
Mr. Johnson was appointed Senior Director of Global Marketing and Latin America and Asia Sales for the Company in 2014.  From 2012 to 2014, he served as Senior Director of Marketing.  He joined the Company in 2011 as Product Marketing Manager of Process Systems.  Previously, Mr. Johnson was with Gordon Composites, a manufacturer of technical composite products for recreational, commercial, industrial defense and aerospace applications, where he served as Vice President and General Manager from 2004 to 2010, and as Manufacturing Systems Manager from 2002 to 2004.  He served as Manufacturing Manager for IdaTech, a developer and producer of hydrogen fuel cell power systems, from 2000 to 2002.  From 1996 to 2000, Mr. Johnson was a Senior Manufacturing Engineer with Key Technology, Inc.  Mr. Johnson holds a BS degree in Automotive Engineering from Weber State University, Utah.

Shawn P. Prendiville

Shawn P. Prendiville

Senior Director of Global Operations
Mr. Prendiville was appointed Senior Director of Global Operations of the Company in 2013.  From 2011 to 2013, he served as Senior Director of North American Operations.  Prior to this, he served as Director of Worldwide Sales Operations from 2009 to 2011, and as General Manager of the Company’s Redmond Operations from 2007 to 2009.  Between 2005 and 2007, Mr. Prendiville served as Director of Manufacturing, and as Manufacturing Manager of the Company’s Process Systems division from 1996 to 2005.   Mr. Prendiville joined the company in 1991 and served in several management and engineering capacities within the Project Engineering group before moving into Operations.  Prior to joining Key in 1991, Mr. Prendiville was a Design Engineer with Strauser Manufacturing, Inc., a wood products manufacturing company.  Mr. Prendiville holds a BS in Mechanical Engineering from South Dakota School of Mines and Technology. 

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