Richard T. Walker 1 | February 2008 Richard T. Walker 2 | February 2008 Lee Walton | May 2008 Pierce Warnecke | April 2007 Ferdinand Weinrother | March 2007 Elena Wen | December 2006 Chel White | January 2007 Leeanne Williams | August 2006 Mike Winkelmann | April 2007 WOW inc | February 2007