Born: Sioux Falls, S.D.
Family: Wife, Alexandra, and three sons.
Education: O'Gorman High School, Sioux Falls, 1982; B.S., South Dakota State University, 1987; MBA, University of Minnesota, 1999.
Career: CEO, TenKsolar, 2009-present; adjunct professor of entrepreneurship, University of Minnesota Carlson School of Management, 2008-present; co-founder and later president, Cannon Technologies Inc., 1987-2006.
Business: Makes advanced solar arrays mainly for flat, commercial rooftops. Uses 3M reflective film to boost electrical output. Sold in 18 states, five countries.
2011 revenue: $10 million