| George Jackson |
1960 – 1961 |
| Walter E. Tauscher |
September 1962 – November 1971 |
| Franklin T. DeGroodt |
November 1971 – August 1974 |
| Harry J. Carey |
August 1974 – September 1979 |
| Paul J. Kreuzkamp Jr. |
November 1979 – August 1983 |
| Charles R. Simmons |
November 1983 – January 1988 |
| Robert Rossman |
December 1988 – May 1994 |
| Paul G. Rumbley |
May 1994 – July 2004 |
| William B. Berger |
October 2004 – April 1, 2011 |
| Douglas F. Muldoon |
April 2, 2011 - Present |
