Willms & Shier Environmental Lawyers LLP is represented in the Who’s Who Legal: Canada 2013 directory by four practitioners. Senior partner John Willms is a ‘time-honoured practitioner” who has focused on environmental law, land use planning and municipal law for almost 40 years. Charles Birchall devotes his practice exclusively to environmental law matters and is “a top choice” for clients. Donna Shier is a “true specialist” in environmental law and best known for her work in the area of contaminated land issues. Marc McAree is a “talented litigator” who has appeared at all levels of Ontario courts. He regularly challenges Ministry of the Environment decisions before Ontario’s Environmental Review Tribunal.