2017-2019 | Everett Crews, Ingevity |
2015 – 2016 | Hal Panabaker, DuPont |
2013 – 2014 | Jeanne Kendrick, Kraton Polymers |
2011 – 2012 | Ron Corun, NuStar Energy Refining |
2009 – 2010 | Gaylon Baumgardner, Paragon Technical Services |
2008 | Ron Corun, NuStar Energy Refining |
2007 | Ron Corun, Citgo Asphalt Refining |
2006 | Henry Romagosa, TexPar Energy |
2004 – 2005 | Rick Holmgreen, ConocoPhillips |
2004 | Laurand Lewandowski, Goodyear Rubber |
2003 | Jim Sattler, Momentum Technologies |
2002 | Alden (Corky) Bailey, Jebro Incorporated |
2001 | Bob McGennis, Navaho Western Asphalt |
1999 – 2000 | Bob Berkley, Polymer Asphalt Products |