Howard J. Rosenoff

Thierry joined Martel Cantin's team in the summer of 2004 and began his articling at the Bar. He interrupted this internship to obtain a Master's degree in taxation from the University of Sherbrooke in 2006. He was sworn in in 2007 and has been working at Martel Cantin since then. Mr. Thierry is a recognized expert in Canadian taxation and corporate law. His expertise is focused on serving small and medium-sized businesses in Québec and their managers with the objective of optimizing t...

Nicolas Mancini has been a member of the firm’s Commercial Litigation group since 2015. His practice is focused on commercial litigation, litigation involving security enforcement and asset recovery, as well as bankruptcy and insolvency litigation, and the resulting restructuring transactions. In 2015, after obtaining his civil law degree, Nicolas earned his Juris Doctor in North American common law from the University of Montréal. Having joined Fasken as a student, Nicolas parti...

Derek Chiasson is a partner in our tax team. His principal focus is on domestic and international tax aspects of mergers and acquisitions, corporate finance and corporate reorganizations, for public and private corporations. He also regularly advises on tax disputes, commodity taxes and executive compensation. Derek leverages his broad experience to bridge tax, finance and legal aspects of the transactions and reorganizations he works on, while maintaining strong technical skills, attention t...

Ms. Lynne Kassie is a Partner and Head of our Family Law Group. Her practice focuses on all aspects of matrimonial and family law, as well as in related fields of civil law, including succession and protective supervision. Ms. Kassie focuses her practice on complex litigation, and on cases involving high-net-worth issues, division of property and other financial issues related to business interests and trusts. Ms. Kassie also advises parties prior to their marriage or cohabitation and has ext...

Brittany Carson is a member of the Labour and employment law group. She joined Lavery after articling with the firm. Ms. Carson advises her clients on all aspects of employment law, including employment standards litigation and the review of employment contracts and company policies. She regularly represents employers in human rights matters and complex actions before the civil courts, including injunctive proceedings. She also practices in the area of labour relations, including grievance ar...

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

Andrew Cohen is a member of our Business Law Group and focuses his practice on mergers and acquisitions. However, in response to the needs of his clients, he has acquired significant expertise in a wide range of commercial matters, including shareholder agreements and disputes, licensing and distribution agreements, gaming, lending and security arrangements, sports law and information technology. Andrew is a member of the Bars of the provinces of Quebec and Ontario and is, therefore, able to ...

Yoni Feingold is a partner in our Litigation and Dispute Resolution group at the Montréal office. His practice is centered on the resolution of disputes concerning wills, trusts, estates and general commercial matters. He is regularly called upon to represent clients, including heirs, liquidators, and trustees, as well as local and international companies and their shareholders, officers and directors, before the Superior Court and the Court of Appeal in complex matters. Yoni regularly...

François Marchand helps build a solid plan for your project. François Marchand focuses his practice on professional and insurance law, including professional liability and disciplinary law. He also works in commercial and construction litigation. His clientele consists mainly of SMEs in various industries, including construction, technology services, franchising, distribution and insurance. He also serves individual professionals and professional organizations, including the Ord...

John Hurley is a partner in the firm’s Montréal office and leader of the Aboriginal Law Group. He has more than 30 years experience in commercial law, with special emphasis on First Nations, energy and infrastructure, environmental law, regulatory matters and international development. John has long worked with Aboriginal peoples in Québec, especially the Crees and the Inuit, on a wide variety of matters, including government relations, energy and natural resources, enviro...