PTC director since 2009. President (Retired), Kronos Incorporated, a global enterprise software company. Mr. Lacy served as President and Secretary of Kronos from May 2006 through June 2008. Prior to that, Mr. Lacy served as President, Chief Financial and Administrative Officer, Treasurer and Secretary of Kronos from November 2005 through April 2006, and as Executive Vice President and Chief Financial and Administrative Officer of Kronos from April 2002 through October 2005.