Christopher R. "Chris" Mostovac

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

Seasoned litigator Marc Beauchemin is a key player on Montréal’s municipal and legal scene. As Chair of De Grandpré Chait's Board of Directors and Executive Committee, Marc Beauchemin plays a central role within the firm. His legal practice has two foci. In his first area of practice, municipal law, he represents the private interests of his clients, particularly major property owners, in the context of real estate developments throughout Québec. He and his speciali...

Perry Kliot has a diverse commercial practice, with specific expertise in mergers and acquisitions, licensing and distribution, venture capital and traditional debt financing. He also has extensive experience dealing with start-up companies and has counselled such companies through their various stages of development. In so doing he has drafted numerous complex shareholder and joint venture agreements, and been involved in many international expansions. Perry’s clientele is broad based,...

Julie Tremblay is passionate about defending taxpayers’ rights. Julie is the head of the Tax Litigation team. She assists individuals and companies in disputes with tax authorities, including income and commodity (GST/QST) tax disputes. Having previously worked at Revenu Québec, she has a unique understanding of the organization and uses this advantage to help clients navigate administrative tax procedures, including voluntary disclosure, tax audits and objections. She also has e...

With over 25 years' experience acquired initially in commercial litigation, then in commercial law and corporate governance, Marie-Geneviève specializes in business law. She regularly acts as in-house counsel for her clients, drafting, reviewing and negotiating commercial agreements of all kinds, such as services, transportation and logistics contracts, supply agreements and commercial leases. She also advises management teams on corporate governance issues. As part of her litigation p...

Katia Sebastiani is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Katia, who practices law in Montréal, Quebec, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Katia is held by other top lawyers in the same geographic and legal practice area.

Christopher Deehy is a partner at Lapointe Rosenstein Marchand Melançon and the leader of its Labour and Employment Law Group. He represents the firm’s corporate clients before all civil and administrative labour tribunals. He advises employers in all matters relating to employment relationships with their employees, whether they be unionized or not, including health and safety issues, collective bargaining, labour relations, sexual or psychological harassment complaints, discrim...

Jean-Yves Simard is a partner and a member of the board of directors of the firm, who specializes in commercial litigation, bankruptcy and insolvency, extraordinary remedies, and realizing on security. Mr. Simard acts in commercial litigation of all kinds, major insolvency cases, shareholder disputes, securities litigation, liquidation proceedings, injunctions, and cases involving the realization of movable and immovable security. At conferences organized by the Canadian Bar Association, Insi...

Éric Mongeau is a partner and former Head of the Montréal office's Litigation & Dispute Resolution Group. Recognized as the Québec Litigator of the Year in 2020 by Benchmark Litigation , Éric regularly appears in front of civil courts under provincial and federal jurisdictions, including the Supreme Court of Canada. He also has vast experience in front of administrative and arbitration tribunals. Éric is highly esteemed for his general commercial litigat...

Paule Hamelin is a partner in the firm's Montréal office, practising primarily in civil and commercial litigation, including product liability, contractual commercial disputes (contract of services, franchises or leases) and bank litigation. Paule is also involved in the areas of regulatory and compliance law, energy, consumer protection law, marketing and advertising law and privacy law. A portion of her practice is also devoted to extraordinary recourses and class actions. She has ap...