Iris Tam

Iris Tam

Partner, Real Estate

Contact Information

tel: 416.862.4911



Bar Admission

Ontario, 1999


  • University of Ottawa, LL.B.

  • University of Ottawa, M.B.A.

  • McGill University, B.A.


English, Chinese

Iris is a partner in Osler’s Real Estate Group. Her diverse practice encompasses all aspects of real estate, with a focus on the acquisition, disposition, financing, construction and development of commercial, industrial, multi-unit residential, retail, office and hospitality properties. Capitalizing on her senior-level in-house and law firm experience, Iris provides a distinct perspective which forms the basis for her innovative and unique solutions to the most complicated legal and business issues when representing property owners, tenants, lenders and developers in commercial real estate matters. Iris is a problem-solver known for her thoughtful and practical advice and strategies to manage and mitigate risks.

With over 20 years of broad experience in commercial real estate law (including as a partner in another leading national law firm), Iris brings significant expertise and in-depth knowledge. She combines excellent analytical, drafting and negotiation skills with a proven ability to effectively engage and work with business leaders and partners in delivering results and creating value on major complex projects in a fast-paced and dynamic environment.

Prior to joining Osler, Iris was Senior Counsel and practised commercial real estate law with Metrolinx, an agency of the Government of Ontario responsible for undertaking the largest infrastructure investment in the Province’s history. As lead real estate counsel, Iris played an integral role in a number of notable capital projects which constitute Canada’s largest infrastructure projects. As part of her role, Iris was responsible for overseeing and managing hundreds of expropriations in support of the construction and operation of major transportation infrastructure projects. With a track record as trusted advisor and team player, Iris also has extensive experience structuring and advising on complex commercial agreements with governmental authorities, municipalities, utilities and telecommunication companies.

Additionally, Iris is versed in managing real estate litigation matters (including judicial review applications and settlements) before the Ontario Superior Court, the Ontario Court of Appeal and the Local Planning Appeal Tribunal (formerly the Ontario Municipal Board).

  • Pattern Energy Group LP

    Pattern in its $1.2 billion refinancing of the 300 MW Henvey Inlet wind generation facility

  • *Notable matters prior to joining Osler, Hoskin & Harcourt LLP

    • * Acquisition (including expropriation) of numerous real property interests required for construction and operation of $5.3-billion Eglinton Crosstown Light Rail Transit (LRT), $2.5-billion Finch West LRT and $4.6-billion Hurontario LRT projects
    • * Lead real estate counsel in acquisition and construction of 62,000-square foot Union Station York Concourse, Union Station Enhancement Project and other GO Rail Expansion projects
    • * Acquisition (including expropriation) of strategic real estate for $859.2-million East Rail Maintenance Facility and related South Blair Grade Separation project
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  • Metrolinx Award: Recognized for working together as a team in connection with Renforth Gateway Mobility Hub for $259-million Mississauga Bus Rapid Transit (BRT) project (2017)