Lewis F. von Thaer is a businessperson who has been at the head of 8 different companies and holds the position of Co-Chairman for UT-Battelle LLC and Chairman of Pacific Northwest National Laboratory.

He is also President & Chief Executive Officer for Battelle Memorial Institute, Member-Defense Science Board at US Department of Defense (District of Columbia), Member of The Optical Society of America, Member of The Columbus Partnership and Member of Institute of Electrical & Electronics Engineer, Inc. and on the board of 7 other companies.

He previously was Chief Executive Officer of DynCorp International, Inc., Vice President of General Dynamics Corp. and President of General Dynamics Advanced Information Systems, Inc. (a subsidiary of General Dynamics Corp.), Chief Executive Officer at DynCorp International LLC, Chief Executive Officer of Delta Tucker Holdings, Inc. and President-National Security Sector at Leidos, Inc.

He received an undergraduate degree from Kansas State University and a graduate degree from Rutgers State University of New Jersey.