Marie-Hélène Constantin

Laurent Nahmiash is a member of the board of the Montréal office and co-Chair of the Canadian Class Action Practice Group. His practice primarily consists of class action defence work, as well as commercial and insurance litigation. Laurent currently represents numerous automotive and other manufacturers and finance companies in various consumer protection and product liability class actions. As well, he is currently involved in various anti-trust, securities, auditor and D&O class...

Emmanuel Grondin practises corporate and commercial law, with particular emphasis on mergers and acquisitions and securities matters.

With more than 35 years of experience, Sylvain Rigaud is a leading lawyer in bankruptcy, insolvency, financial restructuring, and related litigation. Sylvain has represented clients across a broad range of industries, including financial services, real estate, natural resources, pulp and paper, mining, energy, manufacturing, pharmaceuticals, life sciences, technology, retail, aeronautics, construction, aircraft financing, shipping, and admiralty. Sylvain has acted for all types of parties inv...

Vincent Filiatrault practises business law, with a focus on private mergers and acquisitions, complex commercial arrangements as well as infrastructure. Mr. Filiatrault also routinely advises clients on a wide range of corporate and commercial law matters.Vincent has developed a business law practice ranging from advising small and medium enterprises in the context of mergers and acquisitions, as well as in the context of shareholders' agreements and other complex commercial agreements, to ad...

Natacha Calixte is a Partner in our Family Law Group. Her practice focuses on divorce, alimony, child support and custody, compensatory allowance, and estate litigation. She specializes in cases with interprovincial or international aspects as well as complex financial situations.

Ms. Fournier is a partner-owner in the firm. She counsels and represents our clients before administrative and civil courts in matters pertaining to disciplinary measures, complaints to the CNESST, grievance arbitration, charter-related issues, psychological harassment claims and occupational health and safety matters. She previously worked for an organization where she gained extensive expertise in labour law in the field of education. She also acts as a lecturer and contributes to our vario...

Marek Nitoslawski is a seasoned IP litigator whose winning strategies in patent, trademark and copyright matters have earned him the respect of clients, colleagues and the courts. In recent years he has represented clients in cross-national patent litigation involving electronics, aeronautics and recreational vehicles. Many of Marek’s cases have set legal precedents, showcasing his “outside the box” approach to complex legal issues. Marek’s profound knowledge of all fi...

Practice focuses on strategic alliances, joint ventures and mergers and acquisitions of private corporations and investment funds. In the fields of technology and computer law, expertise includes drafting computer software development agreements, licensing agreements, distribution agreements, computer and telecommunication system outsourcing agreements and electronic commerce agreements. Major files have included outsourcing computer and telecommunication systems, joint ventures, high density...

Camille Janvier-Langis is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Camille practices law in Montréal, Quebec Best Lawyers has recognized Camille Janvier-Langis since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Camille Janvier-Langis is held by other lawyers.

Claudia Desjardins Bélisle represents employers in all types of labour and employment matters, but has developed a special expertise in complex litigation surrounding violation of restrictive covenants and violation of proprietary and confidential information obligations, supporting employers during unionization campaigns and the application of the Charter of the French Language. She regularly represents employers before courts and grievance arbitrators. She advises them on union certi...