Matthew L.O. Certosimo CS

Lisa is a partner in Torkin Manes’ Business Law Group, specializing in the areas of information technology and business law and is the leader of the firm’s Technology, Privacy & Data Management Group. Lisa has particular expertise in preparing and negotiating technology agreements, including Internet-related, m-commerce and e-commerce agreements, cloud computing agreements (SaaS, PaaS, IasS), cloud retail agreements, cloud storage agreements, app development agreements, hostin...

Jeffrey Preszler is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation. Jeffrey, who practices law in Toronto, Ontario, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey is held by other top lawyers in the same geographic and legal practice area.

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...

John Lee is a partner in the Mergers & Acquisitions and Private Equity Groups. His practice focuses on corporate and securities law with a particular emphasis on public and private mergers and acquisitions, private equity transactions, strategic transactions such as joint ventures, partnerships, and significant investments. He also regularly advises clients on corporate governance, securities law compliance, as well as general corporate and commercial matters. He has extensive experience ...

Paul Gibney is a partner and practices in the Toronto office of Thorsteinssons LLP. Paul’s practice focuses on personal, corporate and trust planning for high net worth individuals, family offices, executives, owner-managers and their businesses, both domestic and international, including: corporate reorganizations; estate planning; purchases and sales of businesses; immigration and emigration; non-profit organizations and charities. Paul also represents taxpayers in their dealings with...

David Tang practises both Municipal/Land Development & Planning Law and Charities & Not-For-Profit Law; often where those two disciplines intersect. David provides strategy and advice to landowners and appears regularly before the Local Planning Appeal Tribunal, the Assessment Review Board, and the courts. He proactively advises on property taxation matters, with a particular emphasis on exemptions and other strategies for charities. He deals regularly with provincial and municipal go...

Daniel Chodos, a senior partner at Whitten and Lublin, has 15 years of extensive experience in employment law. Engaged by both employees and employers, Daniel concentrates on finding the resolution that best meets the needs of his client. Daniel is thoroughly skilled in handling workplace disputes, severance negotiations, wrongful dismissals, harassment, and human rights issues. Daniel’s expert skill in wrongful dismissal cases is demonstrated in his courtroom victories. However, what s...

A lawyer in Ontario since 1977, with an added call qualification in Saskatchewan in 2021, Kenneth (Ken) Peel has been active nationally across Canada since 1983 in the railway & transportation sector as counsel, advisor and advocate. Formerly having served as General Counsel (Ontario) for CN, a North American Class 1 railway company, he rejoined private practice in January, 1998, & since 2009 has conducted his own practice (KRPLaw.ca). Ken’s advocacy & counsel has continued ...

Laurie is a partner in our Family Law Group, acting in disputes involving high incomes and significant property. Her practice also includes mediation and arbitration. She appears in Courts at both the trial and appellate levels. Between 2010 and 2012, Laurie was elected as the 63rd Treasurer (President) of The Law Society of Upper Canada, the regulator governing all lawyers and paralegals in Ontario. She was only the third woman since the Law Society was founded in 1797 to hold this office. T...

Laurie Turner is Co-Leader of the firm’s Health Law Group. Laurie has an active corporate/commercial practice and advises clients in the for-profit and not-for profit (specifically hospital sector) on a diverse range of matters including corporate restructurings, (e.g. mergers and amalgamations) corporate governance, procurement and privacy, with a particular focus on the health sector. Laurie is a graduate of Queen’s University, Faculty of Law. Prior to attending law school, Laur...