Marissa Kirsh

Marissa Kirsh

Associate, Construction

Contact Information

tel: 416.862.4224



Bar Admission

Ontario, 2014


  • University of Ottawa, J.D.
  • University of Edinburgh and Heriot-Watt University, M.Sc.
  • McGill University, B.Eng.



Marissa’s practice covers many areas of corporate and commercial law, with a focus on the energy, financial services, and infrastructure sectors. She has worked on a variety of complex transactions related to public-private partnerships, project financings of major renewable energy projects, acquisitions and sales of large energy and infrastructure projects, syndicated credit facilities and partnering agreements. Marissa has experience representing a broad range of clients, including corporate borrowers and lenders, including developers, equity sponsors, contractors, and banks.

Marissa obtained her J.D. at the University of Ottawa, and spent a semester studying abroad at George Washington University in Washington, D.C. She received her B.Eng. in Chemical Engineering at McGill University and her M.Sc. in Financial Mathematics at the University of Edinburgh and Heriot-Watt University.

Prior to joining Osler, Marissa summered and articled at another national law firm.

  • Lanfine Wind

    Pattern Energy Group LP in its 150 MW Lanfine Wind power project

  • Potentia Renewables Inc.

    Potentia Renewables in five unique, long term, non-recourse project financings

  • Wheatland Wind Project LP

    Wheatland Wind Project in its approval for construction

  • Pattern Energy Group LP

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

  • EllisDon Capital

    EllisDon Capital in its bid on the Burnaby Hospital Redevelopment Project

  • SP Armow Wind Ontario LP

    SP Armow Wind Ontario LP in its $700 million financing

  • Broadway Subway

    A syndicate of international banks in the $2.8 billion Millennium Broadway Extension

  • Dream Unlimited Corp.

    Dream Unlimited Corp. the $47.2 million sale of its renewable power portfolio to Potentia Renewables Inc.

  • Concert Infrastructure Ltd

    Concert Infrastructure Purchase of Majority Interest in Iqaluit Airport

  • BlackRock Real Assets

    BlackRock Real Assets in the sale of its portfolio of Canadian solar plants to Ullico Inc.

  • Pattern Energy Group Inc.

    Pattern Energy Group Inc. in the sale of its interest in the K2 Wind Project to a consortium of investors led by Axium Infrastructure

  • Pattern Energy

    Pattern Energy invests US$60 million in Pattern Development and forms strategic relationship with PSP Investments

  • Henvey Inlet Wind LP

    Henvey Inlet Wind LP in the $1 billion financing and construction of the Henvey Inlet Wind Farm

  • TC Energy

    TC Energy in the sale of its Ontario solar portfolio to Axium Infinity Solar LP for approximately $540 million

    • The Senior Creditors to Connect 6ix General Partnership in connection with the $9 Billion Ontario Line Rolling Stock, Systems, Operations and Maintenance Project procured by Infrastructure Ontario and Metrolinx.  The Senior Creditor Group represented by Osler included:  (i) TD Securities Inc. and National Bank Financial Inc., in connection with an underwritten private placement of senior bonds issued by Connect 6ix; (ii) ATB Financial Inc., DZ Bank AG, Korea Development Bank, National Bank of Canada, The Norinchukin Bank and Sumitomo Mitsui Banking Corporation in connection with a revolving credit facility and associated hedging arrangements and (iii) Japan Bank for International Cooperation in connection with a term loan facility
    • iCON Infrastructure in its agreement to acquire Capstone Infrastructure for $480 million
  • Find More

  • Chambers Canada: Canada’s Leading Lawyers for Business: Recognized in Projects: PPP & Infrastructure

  • Law Society of Ontario