Discover Canada’s Top Specialist Insurance Defence Law Firms
Canadian Lawyer has released its highly anticipated bi-annual rankings for 2025, spotlighting Canada’s leading specialist insurance defence law firms. These firms have demonstrated exceptional resilience and expertise in navigating the sector’s evolving landscape.
Over the past two years, the insurance defence industry has faced significant challenges, including regulatory shifts, landmark court decisions, and emerging issues like genetic discrimination. Despite these hurdles, top-tier firms have maintained their leadership by showcasing deep industry knowledge and specialized skills.
In its latest “Best Insurance Law Firms” report, Canadian Lawyer recognizes several standout firms for their excellence. Among them are Benson Percival Brown, Dutton Brock, Flaherty McCarthy, Stieber Berlach, and Zarek Taylor Grossman Hanrahan. These firms have consistently delivered high-quality legal services, earning them top rankings in the 2025 survey.
This marks the eighth edition of Canadian Lawyer’s Top Insurance Defence Law Boutiques survey. The selection process involved input from lawyers, in-house counsel, and clients nationwide, who voted for firms that exemplify best-in-class expertise in insurance defence law.
To qualify, firms were required to derive the majority of their business from insurance defence work. Rankings were determined through a points system, rewarding firms based on the number and ranking of votes received. This quantitative approach was complemented by Lexpert peer survey data and insights from senior members of the bar.
This recognition underscores the expertise and leadership of these firms in navigating the complex and ever-changing field of insurance defence law in Canada.

Expertise and Innovation in a Dynamic Industry
The firms recognized in Canadian Lawyer’s 2025 rankings exemplify the highest standards of legal expertise, demonstrating a profound understanding of the intricacies of insurance defence law. Their ability to adapt to regulatory changes, landmark legal decisions, and emerging challenges such as genetic discrimination underscores their leadership in the field.
These top-tier firms have consistently shown a deep commitment to specialized knowledge, ensuring they remain at the forefront of industry developments. Their expertise spans a wide range of insurance defence matters, from complex liability cases to cutting-edge issues like genetic discrimination, which is becoming an increasingly critical area of focus.
The recognition of these firms is a testament to their ability to navigate the evolving landscape of insurance defence law with precision and innovation. By combining technical legal skills with a client-centric approach, they have solidified their reputations as trusted partners for insurers and corporations seeking robust legal representation.
The rankings also highlight the firms’ dedication to maintaining the highest professional standards. Their success is not only measured by their legal acumen but also by their ability to foster long-term relationships with clients, built on trust, reliability, and exceptional service.
As the insurance defence sector continues to grapple with unprecedented challenges, the firms recognized in Canadian Lawyer’s 2025 rankings are well-positioned to lead the way. Their expertise, adaptability, and commitment to excellence make them integral to the future of insurance defence law in Canada.

Conclusion
The Canadian insurance defence law landscape continues to evolve, presenting both challenges and opportunities for legal firms. The 2025 rankings by Canadian Lawyer highlight the exceptional firms that have risen to the occasion, demonstrating unparalleled expertise and innovation. These top-tier firms—Benson Percival Brown, Dutton Brock, Flaherty McCarthy, Stieber Berlach, and Zarek Taylor Grossman Hanrahan—have solidified their positions as leaders in the field, navigating complex legal issues with precision and adaptability.
Their ability to balance technical legal skills with a client-centric approach has earned them the trust and recognition of insurers, corporations, and legal professionals across Canada. As the industry faces future challenges, these firms are well-equipped to lead, ensuring the highest standards of legal excellence and fostering long-term relationships built on trust and reliability.
For organizations seeking robust legal representation in insurance defence matters, the firms recognized in this year’s rankings stand as testament to the power of specialized knowledge, innovation, and unwavering commitment to excellence.
Frequently Asked Questions
1. Which firms are ranked as the top insurance defence law firms in Canada for 2025?
The top-ranked firms include Benson Percival Brown, Dutton Brock, Flaherty McCarthy, Stieber Berlach, and Zarek Taylor Grossman Hanrahan, as recognized by Canadian Lawyer’s 2025 rankings.
2. How are these law firms selected for the rankings?
The selection process involves input from lawyers, in-house counsel, and clients nationwide. Firms are ranked based on a points system derived from votes, complemented by Lexpert peer survey data and insights from senior members of the bar.
3. What challenges are insurance defence law firms currently facing?
Firms are navigating regulatory shifts, landmark court decisions, and emerging issues such as genetic discrimination, which is becoming a critical area of focus in the industry.
4. Why is genetic discrimination a key issue in insurance defence law?
Genetic discrimination is increasingly relevant due to advancements in genetic testing and its implications for insurance policies, making it a critical area of focus for insurance defence law firms.
5. What qualities make these top firms stand out?
These firms excel due to their deep industry knowledge, specialized skills, adaptability to legal changes, and a client-centric approach that fosters long-term relationships built on trust and exceptional service.