William Pellerin is a partner at McMillan LLP and co-chairs the firm’s international trade group. He has extensive experience litigating and advising on international trade law and disputes and is one of few private practice lawyers in Canada to argue before the World Trade Organization’s (WTO) Appellate Body and dispute settlement panels. William litigates trade matters regularly and advises clients on customs compliance and import and export issues and has a thorough understanding of international trade policy and government processes. He’s a sought-after commentator and speaker on trade matters and is frequently interviewed or cited by Canada’s leading media outlets.

As former deputy director, Trade Remedies and North America Trade, with Global Affairs Canada, William oversaw international trade disputes and appeals and co-ordinated Canada’s response to such actions. In his prior role as counsel to the Government of Canada’s Trade Law Bureau, he represented Canada in litigation challenges against the United States on the imposition of duties against Canada.