Canada
Practice Areas
Heather L. Treacy, K.C. is a highly sought after and nationally recognized counsel whose practice is focused on civil litigation and dispute resolution.
She has over 30 years of experience in acting as counsel to clients in complex multi-party litigation and disputes, and has extensive experience with negotiations and mediation on matters related to tort law, class actions, energy and resources law, indigenous and constitutional law, general commercial disputes, transportation, aviation, products liability, human rights, employment law, health law and intellectual property law. She frequently appears before both the Trial and Appellate Courts in the Province of Alberta, the Federal Court of Canada, the Federal Court of Appeal and has appeared before the Courts in Ontario and Saskatchewan, together with various tribunals, including the Canadian Human Rights Tribunal, energy related tribunals and the Canadian Transportation Agency. In addition to the above, Heather provides legal and governance advice to both public and private sector boards. Heather also chairs the pro bono committee of DLA Piper.
Heather also has specific expertise in indigenous law and provides advice on a significant number of issues involving treaty, indigenous rights and indigenous title issues and has been involved in several precedent setting cases, including those in the energy sector.
Career
Heather is currently the Co-Chair of the Canadian Litigation, Arbitration & Investigations Group of DLA Piper and the former Managing Partner of the Calgary office of DLA Piper (2013-2019) and a former elected member of DLA Piper’s Executive Committee.
Professional Memberships
International Bar Association
Association of International Petroleum Negotiators
Institute of Corporate Directors
Former Member of the Professional Responsibility Committee of the Law Society of Alberta, 2008 to 2014
Former Member of the Law Society of Alberta Pro Bono Committee, 2007-2008
Former Member of the Law Society of Alberta Civil Practice Advisory Committee, 2004-2007
Executive Member of the National Aboriginal Law Section of the Canadian Bar Association
Past Chair, Vice-Chair and Secretary-Treasurer of the Aboriginal Law Section (Southern Alberta) of the Canadian Bar Association
Past Chair of the Constitutional Law Section (Southern Alberta) of the Canadian Bar Association
