Simon Seida
Partner, Blake, Cassels & Graydon LLP
Simon Seida is listed as Partner, Blake, Cassels & Graydon LLP. Simon is scheduled to speak at Colloque Action Collective 2026 on 3 December 2026.
Compiled from published conference agendas; not yet confirmed by Simon. Is this you? Claim this profile.
About
Simon est associé chez Blakes à Montréal. Sa pratique touche divers domaines du litige commercial, dont les différends entre concurrents, les questions relatives aux marchés publics, les fautes professionnelles et les différends postérieurs à la clôture. Plaideur chevronné en actions collectives, Simon a défendu des sociétés dans plus de 50 actions collectives, principalement dans des affaires en matière de consommation et de concurrence, y compris des actions multiterritoriales et hautement médiatisées. Simon is a partner at Blakes in Montreal. His practice covers various areas of commercial litigation, including disputes between competitors, public procurement matters, professional negligence and post-closing disputes. An experienced litigator in class actions, Simon has represented companies in over 50 class actions, primarily in consumer and competition matters, including multi-jurisdictional and high-profile cases.
Upcoming
Colloque Action Collective 2026 2 December 2026 – 3 December 2026
- Dommages punitifs et actions collectives : enjeux et perspectives Panellist · 3 December 2026
Spoke alongside
People who have shared a session with Simon at events on B2DB.
- Alexandra Hodder Coordonnatrice des Actions Collectives au Contentieux du Procureur Général du Québec · Ministère de la Justice du Québec (MJQ) 1 shared session
- Clara Poissant-Lespérance Trudel Johnson & Lespérance 1 shared session
- Erica Shadeed Dentons 1 shared session
Others from Blake
- Jacqueline Shinfield Partner 5 sessions