- Canadian Association of Physicans for the Environment
- Canadian Coalition for Nuclear Responsibility
- Canadian Environmental Law Association
- Citizens Environmental Alliance of Southwestern Ontario
- Clean Green Saskatchewan
- Concerned Citizens of Renfrew County
- Conservation Council of New Brunswick
- Council of Canadians
- David Suzuki Foundation
- Durham Nuclear Awareness
- Energy Probe
- Environment North
- Great Lakes United
- Greenpeace Canada
- Huron Grey Bruce Citiizens Committee on Nuclear Waste
- International Institute of Concern for Public Health
- Inter-Church Uranium Committee
- Know Nuclear Waste
- Lake Ontario Waterkeeper
- Mouvement Verte Maurice
- National Council of Women
- Northwatch
- Nuclear Waste Watch
- Nuclear Waste Burial at Bruce NGS
- Ontario Clean Air Alliance
- Ontario Sustainable Energy Association
- Pembina Institute
- Physicians for Global Survival
- Port Hope Community Health Concerns Committee
- Port Hope Families Against Radiation Exposure
- Réseau québécois des groupes écologistes
- Safe and Green Energy Peterborough
- Science for Peace
- Sierra Club of Canada
- Tritium Awareness Peterborough
- United Church of Canada
- Voice of Women for Peace
International Non-Government Organizations
Greenpeace International
Institute for Energy and Environmental Research
Natural Resources Defence Council
Nuclear Information and Resource Service
World Information Services on Energy