Louis-Martin O'Neill
About Louis-Martin O'Neill
Louis-Martin O'Neill is a lawyer based in Montréal, QC and has been recognized in The Best Lawyers in Canada™ since 2014. Louis-Martin O'Neill is recognized in the following practice areas:
- Montréal, Quebec
- Class Action Litigation
- Corporate and Commercial Litigation
- Corporate Governance Practice
- Criminal Defence
- Director and Officer Liability Practice
- Securities Law
Current Firm: Davies Ward Phillips & Vineberg LLP
Location: Montréal, QC
It takes just a few minutes to optimize your profile for clients looking to engage and lawyers who are ready to refer.
Activate your profile and highlight why your peers recognized in Best Lawyers today.
Nearby Lawyers
James A. Woods , senior partner of the firm, practises in litigation and arbitration and pleads at all levels of federal and provincial courts in Ontario and Québec including the Supreme Court of Canada. Once again, named by Lexpert® 2017 as one of the Leading 500 Lawyers in Canada – Montreal, Corporate and Commercial Litigation. Recognized by the Best Lawyers Directory since 2006 for his expertise in the fields of Bet-the-Company Litigation, Class Action Litigation, Corporat...
Zeïneb Mellouli advises and represents public and private companies in all aspects related to labour and employment law, privacy, and the application of the Canadian Charter of Rights and Freedoms and the Quebec Charter of Human Rights and Freedoms. She is regularly called upon to appear before administrative tribunals and civil courts, including the Superior Court, the Court of Québec, and the Commission des relations du travail. During her studies, she was named second best spea...
Jean-Philippe Leduc practices both national and international taxation at BCF. He designs and implements many complex tax strategies for reorganizations, transfers of family businesses, estate planning, and major mergers and acquisitions. He is also regularly called upon to intervene before the tax authorities. Jean-Philippe is a businessman who understands the realities of entrepreneurs. He holds a Master’s degree in taxation and, over the course of his career, has participated in nume...
Fredric L. Carsley, a passionate Quebec real estate law practitioner. With over 45 years of experience in commercial real estate acquisition, development, financing and leasing, Fred Carsley has won the admiration and loyalty of many renowned players in the retail, office, industrial and multi-residential sectors. Identified by various national and international directories as a leading law practitioner in the fields of real estate development and property leasing, Fred Carsley is often refer...
David Turgeon is the leader of the Global Intellectual Property group, a lawyer and a patent agent. He represents clients before different courts, protects their inventions through patents and provides strategic advice. David represents clients operating in a variety of industries, more particularly the life sciences (namely biologics), biomedical devices and manufacturing sectors. David specializes in high-stakes patent litigation involving clients’ flagship products. As lead counsel o...
Alexandra Hamel-Morisset exerce principalement en responsabilité professionnelle et en assurance. Elle représente une clientèle variée de professionnels et d’ordres professionnels — dans les domaines de la construction, du droit, du milieu médical et pharmaceutique ainsi que de l’assurance — et plaide régulièrement devant les tribunaux civils. Au-delà de sa pratique, Alexandra accorde une grande importance à...
Antoine Brylowski is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Antoine, 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 Antoine is held by other top lawyers in the same geographic and legal practice area.
Benjamin Gross is a partner in the Corporate/Commercial group in our Montréal office. In this role, he advises a wide range of clients on commercial, real estate and financing transactions, including the drafting of complex documents related to PPP contracts or international and cross-border transactions. With over 25 years of experience, Benjamin’s practice focuses on financing, real estate, and mergers and acquisitions, often involving bankruptcy and insolvency, aviation and th...
Competitive at heart, strong of 15 years of competitive gymnastics, Stéphanie enjoys challenges and is not afraid of pressure. She stands out for her dynamism, versatility and conciseness. She makes herself available for her clients and peers and never hesitates to lend a hand. Stéphanie joined the firm in 2001 as an articling student. She became a partner in 2011 and has been a member of the Executive Committee since September 2017. Over the years, she has been involved in most...
Explore and Learn
The Family Law Loophole That Lets Sex Offenders Parent Kids
by Bryan Driscoll
Is the state's surrogacy framework putting children at risk?
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.
Unenforceable HOA Rules: What Homeowners Can Do About Illegal HOA Actions
by Bryan Driscoll
Not every HOA rule is legal. Learn how to recognize and fight unenforceable HOA rules that overstep the law.
Holiday Pay Explained: Federal Rules and Employer Policies
by Bryan Driscoll
Understand how paid holidays work, when employers must follow their policies and when legal guidance may be necessary.
US Tariff Uncertainty Throws Canada Into Legal Purgatory
by Bryan Driscoll
The message is clear: There is no returning to pre-2025 normalcy.
Can a Green Card Be Revoked?
by Bryan Driscoll
Revocation requires a legal basis, notice and the chance to respond before status can be taken away.
The 2026 Best Lawyers Awards in Chile, Colombia and Puerto Rico
by Jamilla Tabbara
The region’s most highly regarded lawyers.
New Texas Family Laws Transform Navigating Divorce, Custody
by Bryan Driscoll
Reforms are sweeping, philosophically distinct and designed to change the way families operate.
What Is the Difference Between a Will and a Living Trust?
by Bryan Driscoll
A practical guide to wills, living trusts and how to choose the right plan for your estate.