Constantine Troulis
About Constantine Troulis
Constantine Troulis is a lawyer based in Montréal, QC and has been recognized in The Best Lawyers in Canada™ since 2010. Constantine Troulis is recognized in the following practice areas:
- Montréal, Quebec
- Banking and Finance Law
- Equipment Finance Law
- Real Estate Law
Current Firm: Osler, Hoskin & Harcourt LLP
Location: Montréal, QC
Nearby Lawyers
Frédéric Barriault is a member of the Corporate/Commercial group at the Montréal office. His practice is centered on trust law, estate planning, assets protection strategies and corporate restructurings for private clients. He advises individuals, families and their enterprises from various backgrounds in order to provide them with tailor-made solutions in order to meet their personal goals, estate and business succession goals and philanthropic intentions. With his exper...
Ayse Gauthier is a top attorney recognized by Best Lawyers in the practice area(s) of Privacy and Data Security Law and Technology Law. Ayse, 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 Ayse is held by other top lawyers in the same geographic and legal practice area.
Daniel Grodinsky is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Maritime Law. Daniel, who practices law in Montréal, Quebec, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel is held by other top lawyers in the same geographic and legal practice area.
Dominic Belley is a tax litigator and co-chair of Norton Rose Fulbright's Canadian tax team. He has handled matters against federal and provincial tax authorities in civil, commercial, criminal and constitutional matters before the Court of Québec, the Québec Superior Court, the Québec Court of Appeal, the BC Supreme Court, the Alberta Court of Queen's Bench, the Ontario Superior Court of Justice, the Tax Court of Canada, the Federal Court and the Federal Court of Appeal....
Kevin A. Custodio is a partner in the Corporate Group. His practice primarily focuses on domestic and cross-border mergers and acquisitions involving both public and private companies as well as private equity and venture capital. Kevin’s experience includes advising several Canadian and foreign clients in acquisitions, divestitures, reorganizations, and general commercial negotiations across industry sectors. He is a member of the Montréal office’s Students & Stagiaire...
Maxime Rhéaume possesses a wealth of experience drafting and negotiating loan and guarantee agreements for financial institutions in connection with real estate financing for the acquisition, construction and long term loans. Maxime is and has been for many years a lecturer at the Faculty of Law of the Université de Montréal in the Master program of business law as well as in the Master program of property security Law. He is also Part-time lecturer at the Faculty of Law ...
Bernard Boucher is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Financial Restructuring Law. Bernard, who practices law in Montréal, Quebec, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Bernard is held by other top lawyers in the same geographic and legal practice area.
Rafal Wrzesien is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Leveraged Buyouts and Private Equity Law and Mergers and Acquisitions Law. Rafal, who practices law in Montréal, Quebec, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rafal is held by other top lawyers in the same geographic and legal practice area.
Antoine Desroches is a partner in our tax team. He regularly advises public and private businesses regarding the Canadian and international tax consequences of their operations, particularly in regard to corporate finance, reorganizations, mergers and acquisitions, as well as on their commercial activities and internal affairs in general. He also represents insurers with respect to representations, warranties and tax insurance policies. In addition, Mr. Desroches provides consultation and pla...
Author of “Drug and Health Products Law in Canada” with a Doctor of Law degree, Mathieu Gagné is recognized as a leading lawyer in drug and other health products (medical devices, cosmetics, natural health products, etc.) related laws. He advises and represents various stakeholders in the health and life sciences sector. Mathieu has a unique knowledge of the legal framework governing drugs and other health products, from their inception in the lab to their consumption. Well...
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