Mark A. Gelowitz
About Mark A. Gelowitz
Mark A. Gelowitz is a lawyer based in Toronto, ON and has been recognized in The Best Lawyers in Canada™ since 2014. Mark A. Gelowitz is recognized in the following practice areas:
- Toronto, Ontario
- Appellate Practice
- Corporate and Commercial Litigation
- Securities Law
Current Firm: Osler, Hoskin & Harcourt LLP
Location: Toronto, ON
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
Nick Kennedy is Partner at OKT with a broad litigation and advisory practice. In addition to his Indigenous law work, which includes matters related to the interpretation of modern treaties and the Duty to Consult, Nick has experience in constitutional (especially the division of powers), administrative, anti-money laundering, contract, construction, energy and freedom of information law matters. Nick has appeared before all levels of court in Ontario, the Quebec Court of Appeal, the Supreme ...
Shantona co-founded Pape Chaudhury in 2018. She represents both individual and institutional clients in civil and commercial disputes. Her practice includes commercial litigation, class actions, torts, professional discipline, professional negligence, administrative, constitutional, and public international law. Shantona has considerable expertise in appeals: she has been counsel in over 30 cases at the Ontario Court of Appeal and has successfully argued at the Supreme Court of Canada. She al...
Ken Prehogan is known for his uncompromising representation of clients involved in some of Canada's most challenging civil litigation matters. He is the head of the firm's litigation practice. Ken is trial and appellate counsel in all manner of corporate, commercial and real estate matters. He has represented public and private companies, directors and shareholders, financial institutions, provincial governments, crown corporations, municipalities, public utilities, real estate developers, ho...
Robert M. Halpern received his LL.B. from Osgoode Hall Law School in 1983 and was called to the Ontario Bar in 1985. He is certified by the Law Society of Ontario as a Specialist in Family Law and, prior to forming Halpern Law Group, was head of the one of the largest family law groups in Canada from 2000-2019. Robert’s practice addresses all aspects of family law. Beyond legal issues arising from separation, he also provides advice about important business-related family law matters an...
Huy Do is the Co-Leader of the firm’s Competition, Marketing & Foreign Investment group. His practice focuses on anti-trust/competition, marketing and foreign investment law. Huy is a widely recognized leader in Canadian competition, marketing and foreign investment laws. He is a Past Chair and member of the Executive of the Competition Law Section of the Canadian Bar Association and serves as a Non-Governmental Advisor to the International Competition Network, a network of antitrus...
Kay Leung is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Tax Law and Trusts and Estates. Kay, who practices law in Toronto, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kay is held by other top lawyers in the same geographic and legal practice area.
Jean-Marc is a partner at Sotos LLP. He is valued by our franchise clients for his expertise in commercial litigation particularly in competition, privacy and cross-border matters, and for his extensive experience in multi-party and class proceedings. Jean-Marc advises clients across our industry sectors. Jean-Marc taught appellate advocacy at Queen’s University in Kingston, Ont., and acts pro bono to argue cases on behalf of the Canadian Civil Liberties Association including at the Sup...
Ian Hull co-founded the firm with his father, Rodney Hull, in 1998. Ian also maintains a mediation practice through Hull Estate Mediation Inc. Ian is a lecturer at the Ontario Bar Admission Course and guest lecturer for the Canadian Bar Association and the Law Society of Upper Canada. Ian is also the author of numerous articles and has written four books on estate law issues. All books and articles can be found on our website .
Kenneth Pimentel is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Leasing Law. Kenneth, who practices law in Toronto, Ontario, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kenneth is held by other top lawyers in the same geographic and legal practice area.
Tammy Ring is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation. Tammy, 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 Tammy is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
When Is It Too Late to Stop Foreclosure?
by Bryan Driscoll
Understanding the foreclosure timeline, critical deadlines and the legal options that may still protect your home.
Can You Go to Jail at an Arraignment?
by Bryan Driscoll
Understanding What Happens at Your First Court Appearance.
How AI Is Changing the Way Clients Find Lawyers
by Jamilla Tabbara
Best Lawyers CEO Phil Greer explains how AI-driven search tools are reshaping legal marketing and why credibility markers matter.
How to Choose a Personal Injury Lawyer
by Bryan Driscoll
Finding the right legal representation after an injury is a critical decision that requires careful evaluation.