Lavery de Billy LLP

64 Best Lawyers awards

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Awarded Practice Areas

Construction Law Insurance Law

Biography

Marie-Claude Cantin is a partner in the Litigation and Dispute Resolution group and head of the Financial Products and Services team.

In her litigation practice, she represents the interests of insurers and their insureds in different types of claims, leading her to work with a variety of clientele, from manufacturers and entrepreneurs to professionals like engineers, architects, land surveyors and insurance brokers. She acts before the courts in complex and far-reaching cases in a number of fields, including insurance law, construction litigation, commercial litigation, professional liability and manufacturer's and seller's liability. She also works on alternative dispute resolution proceedings, such as mediation and arbitration.

Marie-Claude is known for her regulatory and compliance expertise, particularly in insurance and financial products and services distribution. She advises a wide range of clients in this area, including insurance and reinsurance companies, insurance agents and brokerage firms, and holding companies. She also acts as a proxy in Quebec for several insurers.

She is able to advise clients on all regulatory aspects, including the registration of firms and other entities, regulatory compliance of financial products and services, and obtaining permits from regulatory authorities. Having acquired solid experience with regulatory authorities, she can also provide assistance with regulatory inspections, compliance reviews, inquiries and regulatory proceedings.

With her reputation as a leader in the insurance industry, Marie-Claude is regularly consulted for legal opinions on insurance coverage. She also advises many insurers on the legal review of their insurance policies after translation and revision to ensure compliance with Quebec law.

Over the years, she has developed an expertise in issues relating to the Charter of the French Language and is frequently called upon in this regard, particularly in connection with the recent reform of the Charter and its impact on stakeholders in the insurance industry.

Clients appreciate her availability, customer service and ability to find innovative solutions to complex cases, trusting her with their most important issues. Her clients see her as a true legal and business partner, and know they can count on her for strategic advice that reflects their reality.

Marie-Claude regularly publishes articles on topics related to her areas of practice, and insurance industry stakeholders frequently turn to her for training on topics related to insurance law and regulatory compliance.

Lavery de Billy LLP

64 Best Lawyers awards

Lavery de Billy LLP logo

Overview

  • English
  • French

  • Association of DefenseTrial Attorneys (ADTA) - member
  • English
  • French
  • Association of DefenseTrial Attorneys (ADTA) - member

Client Testimonials

Awards & Focus

Recognized in The Best Lawyers in Canada 2026 for work in:
  • Construction Law
  • Insurance Law

Case History

Cases
  • Lumbermens Underwriting Alliance vs 3301150
A multi Million case before the Superior Court, a major fire case. the fire started 30 hrs after some welders had performed work some 30 feet away from the fire. 8 experts were heard (2 of those renowned throughtout the world) and we were able to establish that notwithstanding the time elapsed between the welding and the fire, the welding was the most probable cause of the fire.
  • Sanum knit vs Kingsway insurance (CA)
The Court of Appeal granted our Appeal and allowed us to involve by forced intervention a third party potentially responsible for damages even if the insurer had refused to pay the insured''s claim. This is sort of an anticipated subrogatory claim, which was not possible before this decision, which is now changing the law and the caselaw

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