1. CNTA-I 1988 The Banff Center, Banff Alberta. Richard Mollin organizer.
2. CNTA-II 1989 University of British Columbia, Vancouver, B.C. David Boyd organizer.
3. CNTA-III 1991 Queen's University, Kingston, Ontario. Noriko Yui and Ernst Kani organizers.
4. CNTA-IV 1994 Dalhousie University, Halifax, Nova Scotia. Karl Dilcher organizer.
5. CNTA-V 1996 Carleton University, Ottawa, Ontario. Kenneth Williams organizer.
6. CNTA-VI 1999 University of Manitoba, Winnipeg, Manitoba. Hugh Williams organizer.
7. CNTA-VII 2002 Concordia-McGill University, Montreal Quebec. Eyal Goren and Hershey Kisilevsky organizers.
8. CNTA-VIII 2004 University of Toronto. John Friedlander and Cam Stewart organizers.
9. CNTA-IX 2006 University of British Columbia. Michael Bennett organizer.
10. CNTA-X 2008 University of Waterloo. Organized by Kevin Hare, Wentang Kuo, Yu-Ru Liu, David McKinnon, Michael Rubinstein, Cam Stewart
11. CNTA-XI 2010 Acadia University. Jeff Hooper organizer.
12. CNTA-XII 2012 University of Lethbridge. Amir Akbary, Habiba Kadiri, Nathan Ng, Soroosh Yazdani organizers.
13. CNTA-XIII 2014 Carleton University and Universite d'Ottawa. Saban Alaca et. al. organizers.
14. CNTA-XIV 2016 University of Calgary. Mark Bauer, Mike Jacobson and Renate Scheidler organizers.
15. CNTA-XV 2018 Universite de Laval. Antonio Lei, Claude Levesque, Hugo Chapdelaine organizers.
16. CNTA-XVI 2020 York University. Patrick Ingram organizer.