Iris Antonios
Partner | Toronto
Toronto: 416-863-3349

Iris has a dynamic commercial litigation and arbitration practice, focusing on complex international commercial and investor-state arbitration, complex commercial litigation, and environmental litigation. She represents clients in multi-faceted disputes in a variety of industries, including financial services, agri-business, pension plans, construction and resource extraction.

Iris completed a secondment at the London office of a prominent U.K. law firm, where she was part of a team advising a large financial institution in connection with multi-jurisdictional regulatory investigations.

SELECT EXPERIENCE

Recent representative matters include:

  • Advising Canadian companies in international arbitrations

  • Advising the Canadian subsidiaries of multinational companies in connection with potential investor claims under international treaties

  • Co-counsel to a technology and power transmission company in a large arbitration arising from a dispute relating to the construction of converter stations

  • Advising companies in the oil and gas sector on investment treaty considerations in relation to provincial government measures

  • Co-counsel to a client in defence of a third-party claim relating to contaminated lands

  • Co-counsel to a client in defence of a third-party claim relating to an environmental impact assessment study

  • Co-counsel to clients in various industries undertaking workplace investigations, both internal and in response to regulatory investigations

  • Co-counsel to the owner of an energy plant in a complex multi-party construction litigation involving several interrelated court actions

  • Co-counsel to a supplier of industrial gases in a contract dispute with a distributor

  • Co-counsel to a mining and natural resources company in an appeal of a decision of the Ontario Mining and Lands Commissioner relating to an easement over unpatented mining claims

  • Co-counsel in an arbitration of disputes under right-of-way agreements between governmental corporations and energy pipeline companies

  • Co-counsel in an arbitration of disputes between two air carriers over payments to be made under a capacity purchase agreement

  • Co-counsel to a mining and natural resources company in a judicial review application related to a federal environmental assessment

PUBLICATIONS
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Co-author: International Comparative
Legal Guide to: Investor-State Arbitration 2020, Global Legal Group, 2019.
Blakes Business Class Trends Insights, July 2019.
Blakes Bulletin on Construction Dispute Resolution, August 18, 2017.
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PROFESSIONAL APPEARANCES
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Co-speaker: Mandatory Injunctions and Norwich Orders
Ontario Bar Association, Toronto, Ontario, December 11, 2019.
Speaker: Perils of Permitting and Update on Recent Developments in Environmental Law
Blakes Business Class Seminar, Toronto, Ontario, December 5, 2019.
Speaker: Managing Environmental Enterprise Risk
Blakes Business Class Seminar, Toronto, November 14, 2018.
Speaker: Managing Litigation Risk in Foreign Acquisitions: What Every Buyer Should Know
Blakes Business Class Seminar, Toronto, Ontario, March 7, 2018.
Co-speaker: Recent Cases and Key Issues in Environmental Law: What You May Not Have Noticed (or Expected)
Blakes Business Class Seminar, Toronto, Ontario, November 22, 2017.
Co-speaker: CETA and Investor-State Dispute Settlement: What It Means for Your International Business Strategy
Blakes Business Class Webinar, September 21, 2017.
Co-speaker: Litigation and Arbitration Across Borders
Benchmark Women in Litigation Forum, Benchmark Litigation, New York, NY, September 19, 2017.
Co-speaker: Ethics Primer for New In-House Counsel
Canadian Spring Training Camp, Corporate Counsel Association, Toronto, Ontario, April 2, 2017.
Speaker: Pension Fund Disputes
Blakes Business Class Seminar, Toronto, Ontario, February 23, 2017.
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MEDIA APPEARANCES
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Quoted: Proposed rule changes could speed up investor-state dispute arbitration
Law Times, May 31, 2019.
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