Best Lawyers in Ontario, Canada for Professional Malpractice Law
Brooke F. Smith is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Negligence and Professional Malpractice Law. Brooke F., who practices law in Ottawa, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brooke F. is held by other top lawyers in the same geographic and legal practice area.
Dara M. Lambe is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law, Medical Negligence and Professional Malpractice Law. Dara M., who practices law in London, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dara M. is held by other top lawyers in the same geographic and legal practice area.
Josh Koziebrocki is the principal lawyer and founder of Koziebrocki Law. Josh is an experienced litigation lawyer and advocate who has appeared extensively before courts, tribunals, and regulatory bodies. His practice focuses on defending professionals in regulatory and disciplinary proceedings. He works with professionals in difficult and challenging situations involving their license to practice. Josh has represented countless professionals before licensing bodies from the complaint process...
Meredith E. Jones is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law, Insurance Law, Medical Negligence and Professional Malpractice Law. Meredith E., who practices law in Ottawa, Ontario, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Meredith E. is held by other top lawyers in the same geographic and legal practice area.
Valerie is a senior member of our Litigation Group and is a highly respected member of the litigation bar. In addition to her extensive experience as trial counsel, she has appeared as appellate counsel before both the Ontario Court of Appeal and the Supreme Court of Canada. With more than 25 years of experience at the Bar, Valerie has demonstrated established expertise in damages analysis, including business loss claims, business and share valuations, and real property valuations. She has ex...
William Pepall has, for over 30 years, specialized in the field of civil and commercial litigation. He has pleaded cases before all levels of court in Ontario and before the Supreme Court of Canada and the Federal Court. Special appearances have been made before the SEC, the OSC, the Estey Inquiry into Banking, and courts in Manitoba, South Carolina, California and British Columbia. Mr. Pepall has broad and diverse experience in the civil litigation field. He has developed particular expertis...
Nadia is engaged in the most complex and demanding files across multiple disciplines including commercial disputes, shareholder oppression applications, director and officer liability, estates and trusts litigation, class actions, and professional liability. Nadia is adept at providing cogent and strategic advice that seamlessly aligns with her clients’ business goals. Fluent in English and French, Nadia also represents clients from Quebec. Nadia has deep industry knowledge and extensiv...
Scott W. Beattie is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation, Legal Malpractice Law and Professional Malpractice Law. Scott W., who practices law in Hamilton, Ontario, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Scott W. is held by other top lawyers in the same geographic and legal practice area.
James M.O. Miller is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Negligence and Professional Malpractice Law. James M.O., who practices law in Ottawa, Ontario, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James M.O. is held by other top lawyers in the same geographic and legal practice area.
Adriana I. Cargnello is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law and Professional Malpractice Law. Adriana I., who practices law in Ottawa, Ontario, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adriana I. is held by other top lawyers in the same geographic and legal practice area.
Robert Sheahan is a partner in Gowling WLG's Ottawa office. Robb's practice focuses primarily on health law and medical defence, including acting as counsel to the Canadian Medical Protective Association (CMPA) and to physicians in the context of professional discipline matters and professional negligence. Robb has appeared before the Ontario Provincial Court, Superior Court of Justice, Court of Appeal, as well as various administrative boards and tribunals, such as health professions boards ...
Our Methodology
Recognition by Best Lawyers is based entirely on peer review. Our methodology is designed to capture, as accurately as possible, the consensus opinion of leading lawyers about the professional abilities of their colleagues within the same geographical area and legal practice area.
The Process
Best Lawyers employs a sophisticated, conscientious, rational, and transparent survey process designed to elicit meaningful and substantive evaluations of the quality of legal services. Our belief has always been that the quality of a peer review survey is directly related to the quality of the voters.