David Chalk

Frédéric Gilbert is an excellent litigator and Fellow of the American College of Trial Lawyers who specializes in franchise and real estate law. Frédéric is one of the most involved and recognized Canadian lawyers in the franchise industry. He regularly participates on different panels and authored the latest reference work on franchise law in Quebec. Frédéric successfully pleaded some of the leading franchise cases in Canada, including Dunkin’ ...

Alain Riendeau is a partner of the Commercial Litigation section and member of the Insolvency & Restructuring group. He practices in the fields of civil and commercial litigation, with a focus on insolvency and corporate restructuring. Alain has been involved in many complex financial disputes and in most of the large restructurings that have taken place in Québec over the last three decades. Alain frequently pleads before both trial and appeal courts.

Vicky Berthiaume is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law. Vicky, who practices law in Montréal, Quebec, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Vicky is held by other top lawyers in the same geographic and legal practice area.

Jean-Philippe Joyal is a partner in the firm’s Investment Funds Group. Jean-Philippe focuses his practice on advising managers on all aspects of their business including the structuring, formation, marketing and management of investment funds, the launching of new business lines, GP-led secondaries, strategic investments and transactions and regulatory issues. Jean-Philippe has represented numerous managers in establishing open-end and closed funds, fund-of-funds structure, special purp...

Peter Castiel is Chair of the Firm and the Executive Committee, where he oversees the strategic direction, management and client service for the Firm. Peter is also focused on his mergers & acquisitions practice. He has extensive expertise in advising private equity funds, sovereign wealth funds and leading public and private companies in connection with complex acquisitions, divestitures and investments.

Suzie Lanthier is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Suzie, who practices law in Montréal, Quebec, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Suzie is held by other top lawyers in the same geographic and legal practice area.

François-David Paré practises in all areas of corporate, commercial and civil litigation. He also acts in securities matters and shareholder disputes and was seconded to the legal department of a major Canadian investment dealer on two occasions. Mr. Paré has significant experience in successfully handling class action litigation, including consumer legislation related claims, pharmaceutical, product liability and civil liability. He is co-chair of our national class acti...

Julie Desrosiers practices intellectual property litigation. Julie regularly acts on behalf of high-tech corporations and advises clients on injunctions, seizures and proceedings to protect their intellectual property, trade secrets and strategic information. Julie’s practice is currently focused almost exclusively on patent litigation. A seasoned litigator, she has been involved in several important patent infringement cases in the pharmaceutical sector. She appeared before the Supreme...

Stéphanie Lapierre is a partner in the Litigation & Dispute Resolution Group and a member of the firm's Partnership Board. Her practice is mainly focused on securities, financial and business law. She represents clients both in the first instance and on appeal in matters involving hostile take-over bids, contested change of control transactions, shareholder disputes, derivative actions, plans of arrangement, dissidence rights and judicial liquidation. Stéphanie has a solid e...

Guy Gilain has a specialized practice in construction law with considerable experience in litigation and contractual issues. His clients include public and private companies, general and specialized contractors, and equipment suppliers. He also represents national and multinational companies as well as various construction industry associations. Guy has earned a solid reputation as a seasoned litigator with respect to lengthy litigious construction matters. Guy provides advice on the full sco...