Margaret R. O'Sullivan

Pascale Cloutier holds the position of Miller Thomson’s General Counsel. She is also a commercial and civil litigator with specialized expertise in competition and consumer law, product liability, and franchising. As the firm’s General Counsel, Pascale acts as its principal legal counsel and advises the Chair, members of the Executive Committee, and other senior management with respect to matters of firm policy, practice and risk management. She also provides advice and counsel to...

Bryan Buttigieg is recognized as one of the leading practitioners of environmental law in Canada and is certified by the Law Society of Upper Canada as a specialist in Environmental Law. His practice includes a combination of litigation and transactional advice involving civil litigation and regulatory defence representation in environmental and occupational health and safety matters. Bryan has provided extensive advice in support of brownfields developments, site remediation, and financing o...

Sean Stevens is Co-Leader of the Firm’s Capital Markets and Mergers & Acquisitions (CM and M&A) Group and the Chair of the Ontario Region’s Business Law Group. His practice is focused on domestic and cross border mergers and acquisitions, private equity transactions, corporate reorganizations and infrastructure projects. Clients include public and private companies, private equity funds and their investors, business owners and project sponsors and financers. For two decade...

A seasoned litigator and leading authority on medical malpractice, Duncan is renowned for his deeply analytical approach to dissecting complex medical-legal issues. His passionate command of complex, multiparty civil litigation and institutional negligence has earned him the distinction of being one of Canada’s best trial lawyers. As a result, Duncan is consistently referred to by other top litigators. For patients who have been injured due to medical malpractice or negligence, he is an...

Andrew C. Lewis is a top lawyer recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Corporate and Commercial Litigation and Labour and Employment Law. Andrew is widely respected for his thoughtful and incisive work, expressed through clear, sharp writing and a meticulous attention to detail. He practices as a litigator in a wide variety of employment, civil, commercial and administrative matters. In employment law, Andrew is frequently consulted in contract ne...

Matt works throughout Ontario in expropriation law and related claims litigation. He has been involved in all aspects of infrastructure projects, including hydro corridors, regional road widening, transit, major municipal capital works, and most highway projects in the province, such as Highways 7, 11, 26, 400, 401, 404, 407 East, 410, 427 and the QEW. Matt has extensive experience acting for parties before various levels of the courts and administrative tribunals such as the Ontario Municipa...

David (Dave) Ferris is a partner in the Banking and Finance Group. He has advised both lenders and borrowers in financing transactions across a wide range of industries and sectors, including mining, automotive, energy, financial services, general manufacturing, sports & entertainment, health care, technology, telecommunications, transportation and retail. His practice focuses on domestic and multi-jurisdictional corporate and commercial debt transactions and he has extensive experience s...

Amy Tibble is an employment lawyer practising out of Hicks Morley’s Toronto office. She advises employers on a variety of matters related to litigation, employment law and human rights. Amy has appeared as counsel on various litigation matters—particularly executive-level matters—and has extensive experience in all issues related to the employment relationship. She advises clients across the country as well as U.S.-based clients with operations in Canada. She has developed a...

Gavin Finlayson is an experienced commercial litigator who solves complex problems for his clients, particularly in the insolvency and restructuring area. Gavin provides strategic advice to court officers, creditors, and debtors, including distressed debt investors, accounting firms, insurers, and companies in a variety of sectors, including cannabis, cryptocurrency, broadband, therapeutic psychedelic and biotech companies. Gavin has been counsel before all levels of Canadian courts as well a...

Stephen is a member of the firm's litigation and labour groups, and is the co-chair of the civil group with responsibility over employment law, civil litigation, and class actions. He is bilingual and provides client service in both French and English. His practice focuses primarily on employment law, civil litigation, class actions, administrative law, and in assisting numerous unions, employees, and administrative agencies with litigation before courts, arbitrators, and numerous tribunals a...