• Exploring the Management of Long-Term Liabilities and the Return of Mining Lands to the Crown in Canada Ottawa, ON. May 31-June 1, 2011
• A Workshop to Explore Perspectives on Risk Assessment for Orphaned and Abandoned Mines Vancouver, BC. November 13-14, 2008
• Orphaned and Abandoned Mines: A Workshop to Explore Best Practices Winnipeg, MB. October 26-27, 2006
• Assessing Liabilities and Funding Options Ottawa, ON. November 2-3, 2005
• Legal and Institutional Barriers to Collaboration Relating to Orphaned/Abandoned MinesOttawa, ON. February 24-25, 2003
• Orphaned/Abandoned Mines in Canada Winnipeg, MB. June 26-27, 2001