Pierre J. Dalphond

François Barette is recognized as a leading litigator and tax lawyer. He represents diversified clients including individuals, corporations and trusts both in Canada and internationally. François’ practice extends well beyond tax litigation and he is asked to intervene in a range of civil and administrative matters. François advises clients on issues concerning federal and provincial income tax, sales tax, goods and services tax, excise tax, payroll taxes and proper...

Sophie is an accomplished litigator and is recognized for her ability to lead complex files in a wide range of commercial disputes, penal procedures and regulatory proceedings. She has an impressive record in extraordinary proceedings such as injunctions, mandamus proceedings and Anton Piller orders. She has also acted in defence in class action proceedings and in constitutional matters that have been pleaded before the Supreme Court of Canada. In addition to her litigation practice, Sophie a...

Steven Chaimberg has been practicing in the field of commercial leasing and real estate for more than 35 years, with particular emphasis on the retail industry. Steven has represented international retailers expanding their business to Canada, as well as retailers established elsewhere in Canada in their first incursions into the Quebec market. As his practice is divided between representing landlords and tenants, Steven is in the position to provide practical advice to clients and act as a t...

Josiane L’Heureux is a partner at Lavery’s Montreal office and a member of the Labour and Employment Law group. She advises and represents private and public employers from various sectors, both nationally and internationally. She has developed considerable expertise across Canada, particularly in assessing the often complex issues related to individual and collective labour relations, with a pragmatic approach focused on the needs of clients. Employment Disputes With expertise re...

Daniel Lacelle is partner in the firm's Montréal office and is the office leader of the Tax Law Group. He practises in taxation law with particular emphasis on corporate and transactional taxation, including in relation to mergers and acquisitions, corporate reorganization, infrastructure, debt and equity financing, foreign entities and aboriginal tax. He has acted for financial institutions, equity investors and other corporate entities with respect to public and private corporate fin...

Taxation no longer holds any secrets for Martin Delisle. As a member of the Board of Directors and head of the Business Law group, Martin's expertise extends to all matters relating to civil and criminal tax litigation. This expertise includes tax audits of businesses, trusts or individuals relating to income tax, consumption taxes (GST, HST and QST), corporate reorganizations, estates, tax avoidance (GAAR, anti-avoidance rules), tax investigations (fraud or tax evasion) as well as scientific...

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.

Martin Côté is a Partner in our Civil and Commercial Litigation Group. His practice focuses primarily on civil, commercial and real estate litigation, as well as provisional measures such as injunctions and cases with international aspects raising questions on the applicable legislation, the jurisdiction of the courts and the enforcement of foreign decisions. Martin Côté is also committed to the future of RSS as a member of the Management Committee, after having been...

Audrée Dufresne has been representing and advising employers on labor and employment law and workers’ compensation matters for more than 15 years. She brings experience in both private practice and corporate legal departments to her vision of serving clients, balancing the accessibility and strategic thinking of in-house legal counsel with the expertise of specialized external counsel. Ms. Dufresne is known for her practical approach and her ability to work seamlessly with your c...

Marc-André Landry is a member of the Litigation and Conflict Resolution group and focuses his practice on commercial litigation. He frequently assists his clients in resolving their disputes through negotiation, mediation or arbitration, or before the various courts of law. Over the years, he has represented businesses in many sectors, including construction, real estate, renewable energy, conventional energy, new technologies, financial services and pharmaceuticals. Mr. Landry is reco...