Derek R.G. Vesey

Stephen Erlichman has practiced corporate and securities law throughout his career at major law firms in New York and Toronto. Steve has advised management, boards of directors and shareholders of public and private corporations in various industries, and has been counsel to investment dealers, commercial banks, insurance companies, private equity firms and managers of mutual funds, ETFs, pension funds and hedge funds in connection with public and private acquisitions, reorganizations, public...

David Ziegler’s robust civil litigation and arbitration practice encompasses business-critical commercial and financial disputes, class actions, product liability matters, construction matters (including adjudications), and disputes requiring international arbitration. His vast experience acting for both Canada- and US-based companies is sought after for domestic and cross-border disputes, spanning a broad range of industries including mining, rail, professional services, insurance, ban...

Jonathan’s litigation practice focuses on securities litigation, regulatory enforcement, and director and officer liability matters. He represents issuers, investment dealers, individual registrants, and other market participants in securities regulatory investigations and enforcement proceedings. Jonathan frequently advises clients on internal investigations, foreign corruption, and a range of compliance, corporate governance, and regulatory issues. Jonathan is also regularly retained ...

Alan Rachlin earned Bachelor of Science and Master of Science degrees in mineralogy and a Juris Doctor degree, all from the University of Toronto. He was admitted to the Bar in 1987 and since then has divided his time between representing injured people and defending claims on behalf of insurers. His practice is concentrated in automobile accidents, slip and fall, medical malpractice, disability and accident benefits cases. He has handled cases at the Financial Services Commission of Ontario,...

Susan Rosen is a partner in the Real Estate and Financial Services groups at Gowling WLG and on the executive of Gowling’s Leasing and Real Estate National Practice groups. Susan brings her specialized understanding of leasing to a broad range of real estate, financial services and environmental law related areas, with an emphasis on commercial and retail leasing, secured financings, condominium law, commercial purchase and sale transactions, and environmental law. In her practice, she ...

Aaron Murray is one of the founding partners of Leone Murray LLP. He handles a wide variety of personal injury and civil litigation cases. Aaron has trial experience in jury and non-jury settings. He has successfully argued numerous Divisional and Superior Court matters. This has included the conduct of long and document intensive jury trials, resulting in successful results for his clients. Aaron handles a full variety of personal injury and civil litigation claims for his clients and he con...

Jonathan Ptak is a partner in the firm’s class action group. His practice focuses on class proceedings, professional liability defence and commercial litigation. He regularly appears before Courts at all levels in Ontario, including the Superior Court, Divisional Court and Court of Appeal. Jon is recognized by Lexpert, Chambers Canada and Best Lawyers as a leading practitioner in class proceedings. He has also been appointed to sit on the Ontario Class Action Bench-Bar Liaison Committee...

Melissa is a partner in our commercial leasing department and has dedicated her career to representing commercial landlords and tenants in a variety of commercial leasing matters. She has expertise in managing commercial lease transactions for all types of properties, including office, retail, industrial and mixed-use. Melissa's practice includes the interpretation of commercial leases and the coordination of major projects, including multi-location deals and due diligence on acquisitions. He...

Jason’s practice is dedicated exclusively to acting on behalf of plaintiffs in the areas of personal injury, insurance claims and medical malpractice. Jason is recognized as a Certified Specialist in Civil Litigation by the Law Society of Ontario. He has been selected by his peers for inclusion in The Best Lawyers™ in Canada in the areas of Personal Injury Litigation and Insurance Law. He was selected by his peers as a Leading Practitioner in The Canadian Legal Lexpert Directory. ...

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...