Provincial and National Societies
- Canadian Society for Microbiologists, Co-Chair, Education and Careers Committe: Kari Dunfield
- Entomological Society of Ontario, Past President: Cynthia Scott-Dupree (2008-2009)
- Entomological Society of Ontario, Past President: Rebecca Hallett (2007-2009)
- Geological Association of Canada, Canadian Sedimentology Research Group, Chair: Emmanuelle Arnaud
- Sigma Xi Scientific Society, President (Univ. Toronto Chapter): Madhur Anand
- Society of Environmental Toxicology and Chemistry, North American Chapter, Past President, Board of directors & member of world council: Paul Sibley (2004-2009)
International Societies