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Contact by email at [email protected]

t. 416-601-8371


Law School

Queen's University

Bar Admission

Ontario, 2021

William Loumankis is an associate in our Real Property and Planning Group in our Toronto office. He maintains a broad transactional practice that encompasses all aspects of commercial real estate, construction, procurement and infrastructure (including alternative financing and procurement transactions and public-private partnerships), including acquisitions and dispositions, development, financings, mergers and acquisitions and securities offerings.

William’s recent representative experience includes advising:

  • CREC Commercial Fund LP in the acquisition of a 518,731 square foot robotics sortation and distribution facility centre;
  • Infrastructure Ontario and Metrolinx in the procurement and award to Scarborough Transit Connect to enter into the development phase of the Stations, Rail and Systems contract for the Scarborough Subway Extension project;
  • Infrastructure Ontario and Ministry of Heritage, Sport, Tourism and Culture Industries in the redevelopment of Ontario Place;
  • Infrastructure Ontario and the Ministry of the Solicitor General in the successfully awarded DBFM contract valued at C$1.2 billion to EllisDon Infrastructure Justice for the Thunder Bay Correctional Complex Project;
  • Infrastructure Ontario and Niagara Health in the procurement of the South Niagara Hospital P3 DBFM project;
  • Infrastructure Ontario and Trillium Health Partners in the procurement of the Trillium Health M-Site Redevelopment Project in Mississauga, Ontario;
  • private equity firms and asset managers in a series of portfolio investments, credit loan facilities, and private placement securities offerings; and
  • Fonds de solidarité FTQ and CDPQ in the financing for and the acquisition of 65% of Bonduelle Americas Long Life (BALL), with an enterprise value of C$850 million.

Prior to joining McCarthy Tétrault, William completed his articles at a leading boutique law firm in Toronto that specializes in insolvency and commercial litigation. During his articles, William largely focused on construction and infrastructure litigation files.

William received his JD from Queen’s University in 2020. While at law school, William was heavily involved in pro bono work with the Queen’s Law Clinics and was the student coach of a moot. He also received his Honours BA (with Distinction) in History, with a minor in Religious Studies from Queen’s University in 2017.

William was called to the Ontario bar in 2021. He is a member of the Law Society of Ontario.