Thomas M. Rohrs has served as Executive Chairman and director of Ichor since February 2012 and as Chief Executive Officer from September 2014 until December 2019. Prior to serving at Ichor, Mr. Rohrs served as Chief Executive Officer and Chairman of Skyline Solar from 2010 to 2012 and Electroglas from 2006 to 2009. Mr. Rohrs also served as Senior Vice President of Global Operations and a member of the Executive Committee for Applied Materials from 1997 to 2002 and as Vice President of Worldwide Operations for Silicon Graphics from 1992 to 1997. Mr. Rohrs currently serves on the board of directors of Advanced Energy and Intevac. Mr. Rohrs previously served on the board of directors of Magma Design Automation, Ultra Clean Technologies and Vignani Technologies. Mr. Rohrs holds a B.S. in mechanical engineering from the University of Notre Dame and an M.B.A. from the Harvard Business School.