Catherine Doyle
About Catherine Doyle
Catherine Doyle is a lawyer based in Toronto, ON and has been recognized in The Best Lawyers in Canada™ since 2017. Catherine Doyle is recognized in the following practice areas:
- Toronto, Ontario
- Construction Law
- Project Finance Law
- Structured Finance Law
Current Firm: McMillan LLP
Location: Toronto, ON
Nearby Lawyers
Matthew chairs our Business Law Group. His practice involves providing counsel on transactions, as well as day-to-day activities for a wide range of clients, including banks and other financial services firms, venture capital firms, private equity/merchant banks, developers, manufacturers, distributors, retailers, and IT, BPO and pharmaceutical companies. His corporate experience includes the successful completion of numerous complex transactions, including share and asset acquisitions and di...
Clients come to John for his capacity to understand their business and provide them with satisfaction and security; John considers himself not only a partner in the firm, but also a partner in his clients’ success. John prides himself on his ability to deliver his clients’ needs efficiently and with clarity. With an initial interest in Physics and a degree in Economics - partnered with years of experience dealing with business clients - John possesses the tools necessary to provid...
Melanie D. McNaught is a partner in the firm. She joined the firm as an associate in 2003. Prior to joining the firm, Melanie clerked at the Court of Appeal for Ontario. Melanie practises in all areas of labour and employment law. She has a particular interest in civil litigation, education law, privacy and human rights. She has represented clients before all levels of court, at labour arbitration and numerous administrative tribunals, including the Ontario Labour Relations Board and the Huma...
Mary Kelly practises business law, and has considerable experience relating to company, banking and regulatory requirements as applied to private mergers and acquisitions, secured lending, corporate reorganizations and business joint ventures. Her diverse experience in private mergers and acquisitions includes advising financial institutions on divestiture options for non-core businesses and implementing successful international auction sales on behalf of multinational clients, including thos...
Gordon Capern is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Director and Officer Liability Practice. Gordon, who practices law in Toronto, Ontario, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gordon is held by other top lawyers in the same geographic and legal practice area.
Aaron Edgar is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Aaron, who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aaron is held by other top lawyers in the same geographic and legal practice area.
Mr. Fitzgerald is a leading practitioner in the areas of mergers and acquisitions and securities law with significant experience in a wide range of both public and private transactions, including public offerings, private placements, negotiated transactions, hostile take-over bids, shareholder activism and complex corporate reorganizations. Mr. Fitzgerald has extensive experience with large, multijurisdictional transactions and provides advice to boards of directors and their committees, ofte...
" When I was invited to join the firm when it began, I knew HSH would be creating a small, collegial environment with senior lawyers who truly care about the needs of their clients. And that, I am pleased to say, is exactly the kind of firm we have become ." David’s practice is devoted to personal injury litigation on behalf of seriously injured accident victims. He has conducted numerous Trials in our Courts, and Arbitrations before The Financial Services Commission of Ontario. Pragmat...
Sarah specializes in investment funds, investment management, alternative asset management, securities regulation and compliance. She advises clients on the structuring, operation and distribution of onshore and offshore investment funds, real estate funds and private equity funds. Sarah offers counsel on compliance and securities regulatory issues for all types of securities registrants. Sarah works with domestic and foreign fund managers to prepare applications and filings under provincial ...
One of Canada’s leading criminal defence counsel, David has been a partner in the firm for over thirty years. His advocacy practice is focused on the vigorous defence of individuals and corporations facing criminal investigation or prosecution, and regulated professionals responding to allegations of professional misconduct. David has argued cases in all levels of court, including the Supreme Court of Canada. He is equally experienced and adept conducting trials, appeals, and profession...
Explore and Learn
2026 Best Lawyers Awards: Recognizing Legal Talent Across the United States
by Jamilla Tabbara
The 2026 editions highlight the top 5% of U.S. attorneys, showcase emerging practice areas and reveal trends shaping the nation’s legal profession.
Gun Rights for Convicted Felons? The DOJ Says It's Time.
by Bryan Driscoll
It's more than an administrative reopening of a long-dormant issue; it's a test of how the law reconciles the right to bear arms with protecting the public.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
Build Your Legal Practice with Effective Online Networking
by Jamilla Tabbara
How thoughtful online networking supports sustained legal practice growth.
Blogging for Law Firms: Turning Content into Client Connections
by Jamilla Tabbara
How law firms use blogs to earn trust and win clients.
Reddit’s Lawsuit Could Change How Much AI Knows About You
by Justin Smulison
Big AI is battling for its future—your data’s at stake.
How to Choose a Good Lawyer: Tips, Traits and Questions to Ask
by Laurie Villanueva
A Practical Guide for Your First-Time Hiring a Lawyer