| Robert R. Templeton, Kaysville, UT |
1979-1981 |
| Bill E. Buis, Liverpool, NY |
1981-1983 |
| Rodney A. Herrmann, Pittsburgh, PA |
1983-1987 |
| Thomas J. Koesll, Bailey’s Harbor, WI |
1987-1991 |
| Larry J. Rogers, Grand Island, NE |
1991-1993 |
| Homer C. Tyler, Jefferson City, MO |
1993-1994 |
| Terry Baxa, Sioux Falls, SD |
1994-2001 |
| Gary Chatham, Tennessee Colony, TX |
2001-2007 |
| H.M. Shirley, Spring Hill, Fl |
2007-2009 |
| Gary Chatham, Tennessee Colony, TX |
2009-2011 |
| Charles P. Wagner, Covington, KY |
2011-2019 |
| Mark Hannah, Denton, TX |
2019-Present |
