Simon Seida

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 Laroche is a partner-owner in the firm. Since the beginning of his career, Mr. Laroche’s practice has focused exclusively on labour and employment law issues. As such, he counsels and represents companies of all sizes in various economic sectors, both before administrative tribunals and courts of law. He is also an author, lecturer and legal instructor on several hot topics in labour and employment law.

As a member of the administrative law team, Raymond Doray heads the information law practice and, more particularly, is involved in issues pertaining to access to information, privacy and defamation, as well as the application of the Canadian and Quebec charters of rights and freedoms. He is also specialized in constitutional law. Over the past few years, Mr. Doray has represented many public, private and media organizations before the courts in cases involving the confidentiality of document...

Gerry Argento’s practice is predominantly focused on construction law with experience in both litigation and contractual matters. He advises owners, developers, general and specialized contractors, suppliers of materials as well as industry associations, and is regularly called up to represent his clients before the courts and arbitral tribunals. He also advises in relation to the drafting, negotiation and review of all types of construction contracts. Gerry is active in a broad range o...

Vikki Andrighetti is a lawyer in our Insurance Law Group. Her practice focuses on insurance law, civil litigation, and dispute resolution.

Sean Griffin is a partner in the litigation group in Langlois lawyers’ Montréal office and a member of the firm’s Board of Directors. His practice focuses on complex litigation involving constitutional, administrative and commercial law issues, as well as corporate and securities matters. With recognized expertise in defending public and private corporations, financial institutions and various entities active in the financial markets, including their directors and officers,...

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

Arnold Cohen’s practice includes financing and insolvency and restructuring. His financing practice focuses on asset-based lending (both Canadian and cross-border transactions), in which he represents leading US and Canadian asset-based lenders and factors. Mr. Cohen also regularly represents lenders and corporate borrowers in the financing of real estate, receivables and equipment, as well as acquisition, project, structured and traditional bank financings, all on both a syndicated and...

Nicolas Dubé is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law and Environmental Law. Nicolas, who practices law in Montréal, Quebec, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nicolas is held by other top lawyers in the same geographic and legal practice area.

Considered one of the best real estate lawyers in the country, Marc J. Rubin is a leader in his practice. Marc J. Rubin is a true pillar in commercial real estate law. He is the top lawyer in Montréal and Québec when it comes to major real estate transactions, including acquisitions, sales, financing, restructuring, real estate development and leasing. He has a diversified portfolio and represents institutional, private and public clients. Marc J. Rubin understands how precious ...