| Number | Begin | End | Name |
| 51 | December 2024 | | Forrest B. Perkins |
| 50 | April 2024 | December 2024 | Elijah J. James |
| 49 | January 2024 | April 2024 | Austin J. Heath |
| 48 | January 2023 | January 2024 | Jake S. MacMaster |
| 47 | September 2022 | January 2023 | Mr. Billy Ben A. Campbell |
| 46 | December 2021 | September 2022 | George Connors |
| 45 | September 2020 | December 2021 | Dillon M. Rose |
| 44 | December 2019 | September 2020 | Chris P. McGeoghegan |
| 43 | January 2019 | December 2019 | Noah K. Milliken |
| 42 | January 2018 | January 2019 | Braden Beauregard |
| 41 | January 2017 | January 2018 | Elleson E. Butler |
| 40 | January 2016 | January 2017 | Mitchel J. Roberge |
| 39 | January 2015 | January 2016 | Matt R. Munster |
| 38 | December 2012 | January 2015 | Gavin White |
| 37 | February 2012 | December 2012 | Austin S. Andrews |
| 36 | September 2011 | February 2012 | Bernard A. Evers |
| 35 | December 2010 | September 2011 | John Neidig |
| 34 | December 2009 | December 2010 | Ryan H. Dulac |
| 33 | December 2008 | December 2009 | Daniel B. Rafferty |
| 32 | November 2006 | November 2008 | Patrick M. Gleason |
| 31 | December 2005 | January 2007 | Tim J. Avery |
| 30 | February 2004 | December 2005 | Derek Bizier |
| 29 | January 2003 | December 2003 | Christopher W. Stewart |
| 28 | September 2002 | February 2004 | Andrew C. Emerson |
| 27 | May 2001 | September 2002 | Corey E. Jimmo |
| 26 | June 2000 | May 2001 | Brian R. Greenlaw |
| 25 | May 1999 | June 2000 | Joshua L. Atkinson |
| 24 | March 1999 | May 1999 | Levi J. LeDuc |
| 23 | September 1998 | May 1999 | Brian M Gagnon |
| 22 | December 1997 | March 1999 | Thurlow R. Dunning III |
| 20 | September 1997 | September 1998 | Brian M Gagnon |
| 21 | September 1997 | September 1998 | Brian M Gagnon |
| 19 | November 1996 | December 1997 | Brian R. Boucher |
| 18 | November 1995 | October 1996 | Jon M. Godbout |
| 17 | December 1994 | November 1995 | Thomas J. Hogan |
| 16 | September 1994 | December 1994 | Cory W. Verrill |
| 15 | December 1992 | September 1994 | Heath H. Henderson |
| 14 | May 1992 | | Michael J. Paradis |
| 12 | January 1987 | December 1987 | W. Christian Leuteritz |
| 13 | January 1987 | December 1987 | Thomas G. Page |
| 11 | January 1984 | December 1985 | Paul W. Kingsbury |
| 9 | January 1974 | December 1974 | Dan R. Lawless |
| 10 | January 1974 | December 1974 | Dan R. Lawless |
| 8 | January 1965 | December 1966 | Kevin J. Bristol |
| 7 | January 1962 | December 1962 | Joel R. Chaison |
| 6 | January 1959 | January 1960 | Donald C. Lewis Jr. |
| 5 | January 1959 | December 1960 | Donald C. Lewis Jr. |
| 4 | January 1945 | December 1946 | Philip B. Vaughan |
| 1 | | | Earl E. Mushroe |
| 2 | | | Francis S. Furbish |
| 3 | | | Charles L. Boothby |