1990-1991
President: Jean-Claude Messier (4)
Vice-president: Jean-Marie Messier (1)
Vice-president: Stella-Doris Messier-Lemonde (31)
Secretary: Pierre Messier (2)
Treasurer and publisher: Gilles Messier (3)
Archivist genealogist: Jean-Jacques Messier (5)
Directors: Suzanne Messier (7), Réjean Messier (12), André Messier (23), Roland Messier (26), André Messier (38), Françoise Messier (76)
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1991-1992
President and archivist genealogist: Jean-Jacques Messier (5)
Vice-president: Jean-Marie Messier (1)
Vice-president: Stella-Doris Messier-Lemonde (31)
Secretary: Pierre Messier (2)
Treasurer: Antoine Messier (80)
Director and publisher: Gilles Messier (3)
Directors: Suzanne Messier (7), André Messier (23), Roland Messier (26), Françoise Messier (76), Paul-Albert Messier (82), Réal Messier (85), Michèle Desrosiers (105)
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1992-1993
President: Jean-Marie Messier (1)
Vice-president: André Messier (23)
Vice-president: Stella-Doris Messier-Lemonde (31)
Secretary: Jean-Claude Messier (4)
Treasurer: Antoine Messier (80)
Director and publisher: Gilles Messier (3)
Directors: Pierre Messier (2), Thérèse Messier (61), Françoise Messier (76), Paul-Albert Messier (82), Réal Messier (85), Raymond Messier (142)
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1993-1994
President: Stella-Doris Messier-Lemonde (31)
Vice-president: André Messier (23)
Secretary: Jean-Claude Messier (4)
Treasurer: Antoine Messier (80)
Archivist genealogist: Réal Messier (85)
Director and publisher: Gilles Messier (3)
Directors: Jean-Marie Messier (1), Thérèse Messier (61), Françoise Messier (76), Paul-Albert Messier (82), Jean-Jacques Boisvert (86), Hermine St-Jules-Messier (87), Jacques St-François (177)
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1994-1995
President and publisher: Jean-Jacques Boisvert (86)
Vice-president: Thérèse Messier (61)
Vice-president: Georges-Aimé Messier (113)
Secretary: Jean-Claude Messier (4)
Treasurer: Hermine St-Jules-Messier (87)
Archivist genealogist: Jean-Marie Messier (1)
Directors: Stella-Doris Messier-Lemonde (31), Gaston Messier (81), Réal Messier (85)
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1995-1996
President: Jean-Marie Messier (1)
Vice-president: Thérèse Messier (61)
Vice-president: Georges-Aimé Messier (113)
Secretary: Jacqueline Decelles-Messier (205)
Treasurer: Hermine St-Jules-Messier (87)
Archivist genealogist and publisher: Denis Messier (37)
Directors: André Messier (23), Stella-Doris Messier-Lemonde (31), Gaston Messier (81), Réal Messier (85), Jean-Luc Messier (182)
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1996-1997
President: André Messier (23)
Vice-president: Thérèse Messier (61)
Vice-president: Gaston Messier (81)
Secretary: Stella-Doris Messier-Lemonde (31)
Treasurer and publisher: Jean-Luc Messier (182)
Archivist genealogist: Hermine St-Jules-Messier (87)
Directors: Jean-Marie Messier (1), Jean-Marie Messier (50), Réal Messier (85), Georges-Aimé Messier (113), Ghislaine Gince-Pollender (200), Jacqueline Decelles-Messier (205)
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1997-1998
President: André Messier (23)
Vice-president: Thérèse Messier (61)
Vice-president: Gaston Messier (81)
Secretary: Stella-Doris Messier-Lemonde (31), 1997, Hermine St-Jules-Messier (87), 1998
Treasurer and rédacteur: Jean-Luc Messier (182)
Archivist genealogist: Hermine St-Jules-Messier (87)
Directors: Jean-Marie Messier (1), Stella-Doris Messier-Lemonde (31), Jean-Marie Messier (50), Réal Messier (85), Georges-Aimé Messier (113), Ghislaine Gince-Pollender (200), Jacqueline Decelles-Messier (205)
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1998-1999
President: Gaston Messier (81)
Vice-president: Thérèse Messier (61)
Vice-president: Georges-Aimé Messier (113)
Secretary: Jacqueline Decelles-Messier (205)
Treasurer and publisher: Jean-Luc Messier (182)
Archivist genealogist: Hermine St-Jules-Messier (87)
Directors: Jean-Marie Messier (1), Jean-Claude Messier (4), André Messier (23), Jean-Marie Messier (50), Réal Messier (85), Guy Messier (198), Ghislaine Gince-Pollender (200)
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1999-2000
President: Gaston Messier (81)
Vice-president: Thérèse Messier (61)
Vice-president: Georges-Aimé Messier (113)
Secretary, treasurer and publisher: Jean-Luc Messier (182)
Archivist genealogist: Jean-Claude Messier (4)
Directors: Jean-Marie Messier (1), André Messier (23), Réal Messier (85), Guy Messier (198), Benoit Rivard (221)
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2000-2001
President: Gaston Messier (81)
Vice-president: Thérèse Messier (61)
Vice-president: Georges-Aimé Messier (113)
Secretary, treasurer and publisher: Jean-Luc Messier (182)
Archivist genealogist: Jean-Claude Messier (4)
Directors: Jean-Marie Messier (1), André Messier (23), Réal Messier (85), Guy Messier (198), Jacqueline Decelles-Messier (205), Benoit Rivard (221)
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2001-2002
President: Gaston Messier (81)
Vice-president: Thérèse Messier (61)
Secretary, treasurer and publisher: Jean-Luc Messier (182)
Archivist genealogist: Réal Messier (85)
Directors: Jean-Marie Messier (1), André Messier (23), Georges-Aimé Messier (113)
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2002-2003
President: Gaston Messier (81)
Vice-president: Thérèse Messier (61)
Secretary, treasurer and publisher: Jean-Luc Messier (182)
Archivist genealogist: Réal Messier (85)
Directors: Jean-Marie Messier (1), André Messier (23), Gale Messier (228)
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2003-2004
President: Gale Messier (228)
Vice-president: Thérèse Messier (61)
Secretary, treasurer and publisher: Jean-Luc Messier (182)
Archivist genealogist: Réal Messier (85)
Directors: Jean-Marie Messier (1), André Messier (23), Gaston Messier (81)
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2004-2005
President: Gale Messier (228)
Vice-president: Thérèse Messier (61)
Secretary and treasurer: Gisèle Plouffe Lauzon (59)
Archivist genealogist: Réal Messier (85)
Director and publisher: Réjean Messier (12)
Director: Gaston Messier (81)
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2005-2008
President: Gilles Messier (3)
Vice-president: Thérèse Messier (61)
Secretary and treasurer: Gisèle Plouffe Lauzon (59)
Archivist genealogist: Réal Messier (85)
Director and publisher: Réjean Messier (12)
Directors: Gaston Messier (81), Paul-Albert Messier (82)
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2008-2009
President: Gilles Messier (3)
Vice-president: Thérèse Messier (61)
Secretary and treasurer: Gisèle Plouffe Lauzon (59)
Archivist genealogist: Réal Messier (85)
Director and publisher: Réjean Messier (12)
Directors: Camille Messier (77), Paul-Albert Messier (82)
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2009-2010
President: Gilles Messier (3)
Vice-president and publisher: Réjean Messier (12)
Secretary: Françoise Lafrenière Messier (76)
Treasurer: Nicole Messier (309)
Archivist genealogist: Réal Messier (85)
Directors: Camille Messier (77), Paul-Albert Messier (82)
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2010-2012
President: Jean-Jacques Messier (5)
Vice-president et éditeur: Réjean Messier (12)
Secretary: Paul-Albert Messier (82)
Treasurer: Nicole Messier (309)
Archivist genealogist: Réal Messier (85)
Director: Camille Messier (77)
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2012-2013
President and archivist genealogist: Jean-Jacques Messier (5)
Vice-president and publisher: Réjean Messier (12)
Secretary: Paul-Albert Messier (82)
Treasurer: Nicole Messier (309)
Directors: Camille Messier (77), Réal Messier (85), Richard Leonardo (283)
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2013-2014
President: Richard Leonardo (283)
Vice-president: Camille Messier (77)
Secretary and treasurer: Réjean Messier (12)
Archivist genealogist: Carole Messier (357)
Director and publisher: Réal Messier (85)
Director: Paul-Albert Messier (82)
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2014-2015
President: Richard Leonardo (283)
Vice-president: Camille Messier (77) jusqu'au 13 septembre 2014
Vice-president and Facebook: David Messier (347) à partir du 13 septembre 2014
Secretary, treasurer and co-webmaster: Réjean Messier (12)
Archivist genealogist, publisher and co-webmaster : Réal Messier (85)
Directors: Jean-Claude Messier (4) jusqu'au 29 novembre 2014, Jean-Marie Messier (22), Carole Messier (357)
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2015-2016
President: Richard Leonardo (283)
Vice-president, publisher and Facebook: David Messier (347) 
Secretary, treasurer and webmaster: Réjean Messier (12)
Archivist genealogist: Jean-Claude Messier (4) 
Directors: Jean-Marie Messier (22), Carole Messier (357)
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2016-2017
President: Richard Leonardo (283)
Vice-president, publisher and Facebook: David Messier (347) 
Secretary, treasurer and webmaster: Réjean Messier (12)
Archivist genealogist: Jean-Claude Messier (4) 
Directors: Carole Messier (357), Nycole Messier (409)
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2017-2019
President: Richard Leonardo (283)
Vice-president, publisher and Facebook: David Messier (347) 
Secretary, treasurer and webmaster: Réjean Messier (12)
Archivist genealogist: Lise Ferron (384) 
Director: Nycole Messier (409)
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​2019-2021
President: Richard Leonardo (283)
Vice-president, treasurer and Facebook: David Messier (347) 
Secretary, webmaster and publisher: Réjean Messier (12)
Archivist genealogist: position to fill
Director of communications and editor-in-chief: Nycole Messier (409)
Director: Michel Messier (392)

2021-2022
President: Richard Leonardo (283)
Vice-president, treasurer and Facebook: David Messier (347) 
Secretary, adjunct treasurer, webmaster and publisher: Réjean Messier (12)
Archivist genealogist: position to fill
Directors: Michel Messier (392), Susan Messier Kelleher (422), Jacinthe Daigle (423)

2022-2023
President: Richard Leonardo (283)
Vice-president, treasurer and Facebook: David Messier (347)
Secretary, adjunct treasurer, webmaster and publisher: Réjean Messier (12)
Archivist genealogist: position to fill
Directors:
Michel Messier (392), Susan Messier Kelleher (422), Jacinthe Daigle (423), Denis St-François (427)

2023-2024
President: Richard Leonardo (283)
Vice-president, treasurer and Facebook: David Messier (347)
Secretary, adjunct treasurer, webmaster and publisher: Réjean Messier (12)
Archivist genealogist: position to fill
Directors: Michel Messier (392), Jacinthe Daigle (423), Denis St-François (427)

NB: The figures between brackets indicate the number of the member.
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