David Massé

David takes a holistic approach to his cases in order to find efficient and practical real-world solutions for his clients. He represents clients in a diverse group of practice areas, with a focus on contractual claims and civil liability. He has particular expertise managing complex and multi-party disputes, and has pleaded before all levels of court in Canada, including the Supreme Court. David has acted on the governing board of the Raoul Wallenberg Centre for Human Rights, working, among ...

Pascal Lauzon is one of Quebec’s leading specialists in intellectual property litigation. He acts quickly and efficiently to either prevent infringement of intellectual property rights or defend a business accused, wrongly or not, of violating the intellectual property rights of a third party. Pascal's practice focuses on trademarks and patents as well as on copyright, industrial design and trade secret issues. A mediator certified by the Barreau du Québec, he helps businesses fi...

Stefan Chripounoff is a commercial litigation partner at the Montréal office of Langlois. His practice focuses on commercial litigation and on restructuring & insolvency. The current chair of the firm’s arbitration and ADR group, he acts in a significant number of large-scale files before all levels of the courts and arbitration tribunals. He also practices energy law and, over the past twenty years, he advised his clients on their natural gas purchase and sale contracts and ...

Serving a wide range of business clients, Matthew Bilmes is an authority on tax and estate planning matters. Matthew Bilmes proudly assists business owners plan for tax efficiency throughout their company’s life cycle. He works with commercial clients and owner-operators across generations to effectively minimize tax while helping to propel growth for a future sale or family succession. He is also involved in numerous cross-border tax planning files, assisting clients with interests in ...

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...

Ali El Haskouri is a member of the Business Law group and focuses his practice on financing, mergers and acquisitions and general corporate and commercial law matters. In particular, Mr. El Haskouri has acquired a unique expertise in investment, venture capital and equity financing in Quebec. He represents many institutional investors during financing operations and regularly assists his clients in corporate purchase and sale transactions and in debt and equity financing (private equity and v...

Maxime Rhéaume possesses a wealth of experience drafting and negotiating loan and guarantee agreements for financial institutions in connection with real estate financing for the acquisition, construction and long term loans. Maxime is and has been for many years a lecturer at the Faculty of Law of the Université de Montréal in the Master program of business law as well as in the Master program of property security Law. He is also Part-time lecturer at the Faculty of Law ...

François Laplante is a lawyer recognized by Best Lawyers in the practice area of Insurance Law. François practices law in Montréal, Quebec Best Lawyers has recognized François Laplante 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 François Laplante is held by other lawyers.

Mathieu Renaud is part of Fasken’s Real Estate law practice group. He joined the firm in 2016, after working in the legal affairs department of one of the largest real estate companies in the world. Mr. Renaud participated in several major real estate transactions involving foreign private and public institutional investors. Mr. Renaud practices primarily transactional real estate law. As part of the Real Estate law practice group, he acts for owners, managers, lenders, private and publ...

Ronald W. Silverson is a lawyer recognized by Best Lawyers in the practice area of Insurance Law. Ronald W. practices law in Montréal, Quebec Best Lawyers has recognized Ronald W. Silverson since 2006. 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 Ronald W. Silverson is held by other lawyers.