Dominic Mochrie

Jonathan Ptak is a partner in the firm’s class action group. His practice focuses on class proceedings, professional liability defence and commercial litigation. He regularly appears before Courts at all levels in Ontario, including the Superior Court, Divisional Court and Court of Appeal. Jon is recognized by Lexpert, Chambers Canada and Best Lawyers as a leading practitioner in class proceedings. He has also been appointed to sit on the Ontario Class Action Bench-Bar Liaison Committee...

Stephen A. Pike is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Director and Officer Liability Practice. Stephen A., who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephen A. is held by other top lawyers in the same geographic and legal practice area.

Paul Morrison is a partner in our litigation group. He has a national reputation as one of Canada’s leading counsel in complex corporate and commercial litigation, including class action litigation, securities litigation, competition litigation, insolvency litigation, professional liability, products liability and domestic and international arbitration. Paul regularly acts on behalf of leading companies and institutions, both foreign and domestic, and has appeared at all levels of trial...

Brendan van Niejenhuis is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Class Action Litigation and Corporate and Commercial Litigation. Brendan, who practices law in Toronto, Ontario, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brendan is held by other top lawyers in the same geographic and legal practice area.

Diane A. Vieira is a partner at de VRIES LITIGATION LLP. Prior to joining de VRIES LITIGATION LLP, Diane articled at the Office of the Public Guardian and Trustee where she gained experience in estate, charity and capacity law. Diane’s practice areas include will challenges, guardianship applications, power of attorney proceedings, passing of accounts applications, administrations of complex estates, and dependant support claims. Diane obtained her law degree from Queen’s Universi...

Chris is a partner who practises primarily in the areas of banking, secured transactions, corporate and commercial, restructuring, mergers and acquisitions and commercial real estate law. Chris assists both lenders and borrowers in connection with syndicated and non-syndicated, secured and non-secured, domestic and cross-border and revolving and term credit facilities. Chris also assists both lenders and borrowers with respect to asset-based credit facilities and subordinate/convertible debt ...

Malcolm Ruby is a partner in Gowling WLG's Toronto office and former head of the firm's National Class Action Practice Group. Malcolm's practice focuses on class actions, securities litigation, and trans-border disputes. He has defended class proceedings — many of which are national or international in scope — relating to drug and medical device product liability, banking, consumer protection, and pensions. He has acted on behalf of the Ontario Securities Commission and the United...

Diana Shligold is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation. Diana, who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Diana is held by other top lawyers in the same geographic and legal practice area.

Jon Levin has an unmatched reputation for providing top-level advice. An advocate of exemplary client service, Jon has acted as lead counsel in high profile financings, takeovers and restructuring transactions. In the corporate governance area, Jon has advised special committees and has provided strategic guidance on board procedures and the implementation of governance polices in response to new legislation and developments. Jon has served as a director of a number of public and private comp...

Eric Bremermann is a partner and member of the Mergers & Acquisitions and Project Development & Finance Groups, as well as Co-Chair of the Energy Group in the Toronto office. Eric leads the firm's European Practice Group, where he plays a pivotal role in our business initiatives concerning Germany, Austria, and Switzerland. Eric is highly regarded for his exceptional work in establishing and nurturing connections between the Canadian and European markets. Based in our Toronto office, ...