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Key Technology News

On March 20, 2018 Key Technology was acquired by Duravant LLC, a global engineered equipment and automation solutions provider to the food processing, packaging and material handling sectors. Read more.

Corporate Profile

Key Technology, founded in 1948, is the trusted partner to over 3,100 customers in 81 countries, providing process automation systems for the food processing and other non-food processing industries.

The Company develops and manufactures automated digital sorting systems and integrates them with our advanced material handling technologies to provide complete solutions for processors of food and other processed products. Our digital sorting solutions utilize a wide array of sensor technologies, including multi-spectral lasers, color and infrared cameras, and hyperspectral technology.  Sensor data is analyzed through specialized processing applications, leveraging our proprietary software and algorithms. This data is used to intelligently identify and remove defects and foreign materials, and manage product characteristics to maximize customer product quality and increase their process yields.

Our Management Team

Corporate Responsibility

Our Management Team

We are committed to upholding the highest principles of business ethics and corporate governance.

John J. Ehren, MS

J Ehren


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.  Between 1990 and 1997, he held Chief Financial Officer and Vice President of Finance and Operations positions with two privately-held manufacturing companies.  Mr. Ehren was employed by Ernst and Young, a public accounting firm, from 1985 to 1990, working primarily with manufacturing and software development clients.

Carson Brennan

Carson Brennan

Vice President Finance

Carson Brennan was named VP of Finance for Key Technology in 2019. Prior to joining Key Technology, Brennan served as VP of Business Development for Duravant, Key Technology’s parent company. Earlier in his career, Brennan co-founded a video-conference based coaching platform called Goalminded, served as Director of Finance and Operations at Evertrue, and held positions as a Private Equity Associate at Madison Dearborn Partners and an Investment Banking Analyst for Morgan Stanley’s Financial Institutions Group. Brennan holds a Bachelor of Arts Degree from Brown University.

Louis C. Vintro, PhD

L Vintro

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.

Shawn P. Prendiville

S Prendiville

Senior Director of Global Operations

Mr. Prendiville was appointed Senior Director of Global Operations of the Company in 2013. From 2015 to 2017, in addition to his responsibilities in global operations, Mr. Prendiville served as Managing Director of Key Technology B.V., the Company’s subsidiary in the Netherlands, and also as General Manager of the Company’s facility in Belgium. 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.

James D. Ruff, BS, PE

J Ruff

General Manager of Process Systems and Integrated Solutions Group

Mr. Ruff was appointed General Manager of the Company’s Integrated Solutions Group in 2010, and in 2016 was additionally appointed General Manager of Process Systems.  He served as Vice President of Research and Development of the Company from 2007 to 2010.  From 2004 to 2007, he held the expatriate position of Managing Director of Key Technology B.V., a subsidiary of the Company located in Beusichem, the Netherlands. Mr. Ruff served the Company as Engineering Manager from 2002 to 2004, and as Project Engineering Manager for Specialized Conveying Systems from 1999 to 2002. Between 1996 and 1999, Mr. Ruff completed a special expatriate assignment in the Netherlands as Engineering Manager of Key Technology B.V. From 1993, when he joined the Company, until 1996, he served as Project Engineering Manager. Prior to joining Key, Mr. Ruff served as a Lead Propulsion Systems Engineer at The Boeing Company. Mr. Ruff holds a BS degree in Mechanical Engineering from the South Dakota School of Mines and Technology. He earned his Professional Engineering license in the State of Washington in 1990.

Corporate Responsibility

Code of Business Conduct and Ethics

California Transparency in Supply Chains Act of 2010 Corporate Disclosure

Conflict Minerals Corporate Policy