Les Klein

Principal and Co-founder, M.Arch., FRAIC, OAA, Associate AIA

Les is committed to the idea that urban design, city building and architectural excellence all play vital roles in enhancing the quality of community life. With a Master of Architecture degree from the Massachusetts Institute of Technology, as well as two BSc degrees (in Arts & Design and Mathematics), he brings a disciplined problem-solving approach to every new architectural challenge, proposing solutions attuned to each client’s unique needs and aspirations. Les has helped shape Quadrangle’s success through his work in a broad range of areas, from innovative residential development, to the adaptive reuse of existing structures, to the creation of dynamic environments for ideas-based entrepreneurial companies, including broadcast and media facilities. He was inducted into the College of Fellows of the Royal Architectural Institute of Canada in 1995, and has served on the RAIC National Board of Directors since 2011. He has also received international attention for the Green Ribbon, his audacious proposal to build a seven kilometre green roof and park over Toronto’s elevated Gardiner Expressway. A frequent speaker at professional conferences, Les has taught at the University of Toronto’s Faculty of Architecture, Landscape and Design, and has been a visiting critic at the University of Waterloo and York University.

Les Klein