Maura O’Sullivan

Associate

 Maura O’Sullivan

Maura O’Sullivan

Associate

Expertise
Bar Admissions
  • Ontario, 2019

Maura is developing a diverse litigation practice.

She has assisted on a broad range of litigation and arbitration matters, including telecom disputes, oppression and trust claims, and a number of class actions.

Maura worked as a judicial extern for the U.S. District Court for the Central District of California. A former competitive equestrian, Maura was a nationally ranked under-21 dressage rider.

Maura O’Sullivan

Associate

Maura is developing a diverse litigation practice.

She has assisted on a broad range of litigation and arbitration matters, including telecom disputes, oppression and trust claims, and a number of class actions.

Maura worked as a judicial extern for the U.S. District Court for the Central District of California. A former competitive equestrian, Maura was a nationally ranked under-21 dressage rider.

Moez Kassam and Anson

Acting for Moez Kassam and Anson funds in pursuing claims for defamation and conspiracy, arising from a series of false and defamatory statements published about them anonymously on the internet.

The Canadian Chamber of Commerce

Acted for the Canadian Chamber of Commerce, an intervener, in appeals decided by the Supreme Court of Canada on September 20, 2019, arising from class action proceedings alleging a global, criminal price-fixing cartel in respect of optical disc drives, which clarified the standard for class certification in competition class actions, and settled long-standing issues concerning the applicability of limitation periods to the cause of action under s. 36 of the Competition Act and whether "umbrella purchasers" have a cause of action.

Barrick Gold Corporation

Acting for Barrick Gold Corporation and certain of its former and existing officers and directors in defence of multi-billion dollar class actions in Ontario and Québec alleging breaches of the public disclosure requirements under provincial securities legislation concerning Barrick's Pascua Lama mining project in Chile and Argentina.

Bulletin

Force Majeure and Frustration in Light of COVID-19

Mar. 25, 2020 - The global COVID-19 pandemic has resulted in unprecedented and rapidly developing challenges for companies attempting to fulfill their contractual obligations in the face of supply chain interruptions, labour shortages, government-ordered closures and unexpected declines in demand. In these...

Article

Litigating in the Post-Godfrey World: What You Need to Know About the New Ground Rules for Competition Class Actions in Canada, co-author

Feb. 18, 2020 - The Antitrust Source (American Bar Association)

Bulletin

Top Court Expands Scope of Potential Liability in Price-Fixing Class Actions

Sept. 24, 2019 - The Supreme Court of Canada has released its long-awaited decision in two companion appeals that have significant implications for class actions alleging conduct that contravenes the criminal provisions found in Part VI of the Competition Act (Act). In its decision in Pioneer...

Best Lawyers: Ones to Watch—Corporate and Commercial Litigation

McKinsey Case Competition—Best Speaker; Overall Runner-Up (2015)

Bar Admissions

Ontario, 2019

Education

University of Toronto, JD/MBA, 2018
Carleton University, BA (Hons) (with High Distinction), 2014