Executive Officers

Garry W. Rogerson
Chief Executive Officer

Garry W. Rogerson joined Advanced Energy in August 2011 as chief executive officer and board member. Mr. Rogerson was chairman from 2009 and chief executive officer from 2004 of Varian, Inc., a major supplier of scientific instruments, consumable laboratory supplies, vacuum products, and services, until the purchase of Varian by Agilent Technologies, Inc. in May 2010. Mr. Rogerson served as Varian’s chief operating officer from 2002 to 2004. Mr. Rogerson received an honours degree and Ph.D. in biochemistry from the University of Kent at Canterbury. In 2012, Mr. Rogerson received an honorary Doctor of Science degree from the University of Kent at Canterbury. Mr. Rogerson is also the chairman of Coherent, Inc., a publicly held laser product manufacturer, a position he has held since 2007.

Yuval Wasserman
President, Precision Power

Yuval Wasserman joined Advanced Energy in August 2007 as senior vice president, sales, marketing, and service. In October 2007, he was promoted to executive vice president, sales, marketing, and service. In April 2009, he was promoted to executive vice president and chief operating officer of the company, and then in August 2011, he was promoted to president of the thin films business unit. Beginning in May 2002, Mr. Wasserman served as the president and later as chief executive officer of Tevet Process Control Technologies, Inc., a semiconductor metrology company, until July 2007. Prior to that, he held senior executive and general management positions at Boxer Cross (a metrology company acquired by Applied Materials, Inc.), Fusion Systems (a plasma strip company that is a division of Axcelis Technologies, Inc.), and AG Associates (a semiconductor capital equipment company focused on rapid thermal processing). Mr. Wasserman started his career at National Semiconductor, Inc., where he held various process engineering and management positions.

Mr. Wasserman joined the board of Syncroness, Inc., an outsourced engineering and product development company in 2010. 

Danny Herron
Executive Vice President and Chief Financial Officer

Danny C. Herron joined Advanced Energy in September 2010 as executive vice president and chief financial officer. He was chief financial officer of Sundrop Fuels, Inc., a solar gasification-based renewable fuels company, from October 2009 through August 2010. From May 2009 through October 2009, Mr. Herron was a consultant at Tatum LLC, a financial consulting business, providing interim chief financial officer and financial consulting services. Mr. Herron served VeraSun Energy Corporation, a corn-based ethanol company, from 2006 through 2008 first as senior vice president and chief financial officer and later as president and chief financial officer. From 2002 through 2006, Mr. Herron was executive vice president and chief financial officer at Swift & Company, a beef and pork producer acquired from Conagra Foods, Inc. Prior to that, Mr. Herron served as division chief financial officer of Conagra Foods, Inc., Beef Division.

Tom McGimpsey
Executive Vice President, Corporate Development and General Counsel

Tom McGimpsey joined Advanced Energy in April 2009 as vice president and general counsel and was promoted to executive vice president of corporate development and general counsel in August 2011. From February 2008 to April 2009, Mr. McGimpsey held the position of vice president of operations for First Data Corporation. During 2007, Mr. McGimpsey was a consultant & legal advisor to various companies. From July 2000 to January 2007, Mr. McGimpsey held various positions with McDATA Corporation such as executive vice president of business development & chief legal officer, senior vice president & general counsel, and vice president of corporate development. From February 1998 to its sale in June 2000, Mr. McGimpsey held the position of director and senior corporate attorney at US WEST, Inc. From 1991 to 1998, Mr. McGimpsey was in private practice at national law firms. From 1984 to 1988, Mr. McGimpsey was a senior engineer for Software Technology, Inc.

Mr. McGimpsey received his Master of Business Administration degree from Colorado State University (with honors) in 2008, his Juris Doctor degree from the University of Colorado in 1991, and his Bachelor of Science degree in computer science (with a minor in electrical systems) from Embry-Riddle Aeronautical University

Randall S. Hester
Executive Vice President, Human Resources

Randall S. Hester joined Advanced Energy in 2009 as its vice president of human resources. Mr.  Hester has over 25 years of experience managing human resources functions in international telecommunications companies such as Level 3 Communications and MFS Communications, as well as in manufacturing with Kärcher, Lindsay Corporation, and Zenith Electronics.

Over his career, Mr. Hester has led all phases of the human resources function, including HR strategy, executive coaching, employee relations, talent acquisition & management, compensation & benefits, human resource information systems, international assignments, mergers & acquisitions, training, and organizational development. He holds a Bachelor of Science degree from the University of Iowa and a Master of Science degree in human resource management from Loyola University – Chicago.


Board of Directors

Frederick A. Ball » (1) 50 2008
Grant H. Beard » 53 2014
Richard P. Beck » (2,3) 79 1995
Edward C. Grady » (1,2) 65 2008
Terry Hudgens » (2,3) 58 2010
Thomas M. Rohrs » (1,3) 62 2006
Garry Rogerson » 60 2011
(1) Member of the Audit and Finance Committee.
(2) Member of the Nominating and Governance Committee.
(3) Member of the Compensation Committee.