John W. Teolis

Andrea Gonsalves is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Corporate and Commercial Litigation, Defamation and Media Law and Health Care Law. Andrea, who practices law in Toronto, Ontario, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrea is held by other top lawyers in the same geographic and legal practice area.

Mark Platteel is a top attorney recognized by Best Lawyers in the practice area(s) of Project Finance Law. Mark, 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 Mark is held by other top lawyers in the same geographic and legal practice area.

Jeremy Devereux acts as an advocate and negotiator in a wide range of complex commercial and regulatory matters. His experience includes securities and financial services disputes, regulatory investigations and prosecutions, corporate and commercial litigation, class actions, employment law, estates litigation, mining law and administrative law. He has appeared as counsel before the Ontario courts, the Federal Court of Canada, and numerous tribunals and arbitration panels. Mr. Devereux freque...

Daniel Brown serves as a dedicated criminal defence lawyer at Daniel Brown Law LLP in Toronto, Ontario, with a strong focus on client representation and advocacy. Located near key courthouses in downtown Toronto, Daniel addresses a broad range of criminal cases, including charges like domestic assault, drug possession, impaired driving, sexual assault, and murder. Daniel Brown Law was recognized in 2025 as one of Toronto's top Criminal Law Boutiques by Canadian Lawyer Magazine, and recognized...

Jennifer Danahy is a partner in the firm's Toronto office, practising exclusively in the area of environmental law. As a solicitor, Jennifer works proactively with clients to provide timely and practical legal advice on environmental matters. This includes providing advice to lenders, borrowers, vendors and purchasers in relation to the environmental aspects of corporate transactions, assisting clients with the design and implementation of Environmental Management Systems and Best Management ...

Alex specializes in matters related to capacity, guardianship, and power of attorney. He has often been appointed as counsel for individuals alleged to be incapable in high-conflict capacity-related disputes, showcasing his dedication to the rights of vulnerable individuals. Alex serves as the co-CPD liaison for the Elder Law Section and is a member-at-large of the OBA Trusts and Estates Section Executives of the Ontario Bar Association. Additionally, he is an active member of the Mental Heal...

Jordan has acted for clients before judges, juries and arbitrators throughout Ontario. He represents licensed professionals, professional associations, insurance companies, and both private and public corporations across issues spanning general commercial, tort, professional responsibility, administrative and public law litigation. In particular, Jordan: routinely advises corporations on all manner of disputes, including corporate governance and commercial litigation engagements; was lead cou...

James Buchan is a partner located in Gowlings' Toronto office. James is a member of the firm's Board of Trustees, as well as a past leader of the firm's National Practice Group for Intellectual Property Litigation and a past co-leader of its National Trademarks Practice Group. As a barrister and solicitor, James' expertise in the IP field is broad-based and extensive, covering a wide range of IP-related contentious and non-contentious matters, including patent, trademark and copyright litigat...

Bernard has always been a staunch advocate for the rights of injured persons. Well-known for his philanthropy, he provides executive and financial support to many non-profit organizations across Ontario. He frequently organizes events for persons with brain and spinal cord injuries. Bernard has been practicing Personal Injury litigation since 1962 and is a Lifetime Member of the Law Society of Ontario. Within the firm , Bernard is personally involved in most of the serious cases as well as ta...

Steven has deep expertise in commercial litigation and insolvency law, after spending close to 30 years as a leader of the insolvency and restructuring group at Blakes, Cassels & Graydon LLP.Steven’s practice encompasses all aspects of complex domestic and multinational restructuring and insolvencies. He prides himself on taking a calm, practical and cost-efficient approach to even the most complex multidimensional and multidisciplinary issues. Steven regularly represents purchasers...