John Hillier



John is a landscape architect with over 30 years of varied experience. He joined DTAH in 1977 and became a partner in 1985. In 2003 he became a Fellow of the Canadian Society of Landscape Architects, and is currently a member of the Mississauga Urban Design Review Panel.

His public realm experience includes planning and design of park and campus landscapes, waterfronts, public institutions and transportation infrastructure. Much of this experience includes heritage landscapes, repurposed buildings and brownfield sites. He has also completed considerable landscape and urban design projects for private clients.


  • University of Toronto: Bachelor of Landscape Architecture, 1977

Professional Affiliations

  • Member: Ontario Association of Landscape Architects
  • Fellow: Canadian Society of Landscape Architects
  • Member: Mississauga Urban Design Review Panel

Major Projects