David Nilssen is the co-founder and chief executive officer of Bellevue, Wash.-based Guidant Financial
. In 2007, the Small Business Administration (SBA) named Nilssen the National Young Entrepreneur of the Year and the Puget Sound Business Journal
named him one of the top 40 business people under 40. Nilssen is a past president of the Seattle Entrepreneur Organization and a former Board advisor for Youth Ventures.