Andrew Irwin

Michael Arbutina has practiced for over 19 years primarily in the areas of commercial and construction litigation, including construction liens, shareholder disputes, real estate/lease enforcement, debt collection, breach of contract claims and class action defence. Michael is viewed by his clients as a trusted advisor and they call upon him for general advice with respect to all aspects of their business. Michael’s clients rely on him for his candid and pragmatic legal advice and solut...

Aaron Kreaden is a partner practising in the Litigation & Dispute Resolution Group. He has a broad civil litigation practice, which includes corporate-commercial litigation, complex negligence (professional and otherwise), directors’ and officers’ liability, class actions, and product liability. He has appeared at the Supreme Court of Canada, as well as various levels of court in Ontario, British Columbia, Alberta and Nova Scotia. Aaron has acted on some of Canada’s most...

Melanie J. Webb is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defence. Melanie J., who practices law in Toronto, Ontario, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Melanie J. is held by other top lawyers in the same geographic and legal practice area.

Louis Sokolov is a top attorney recognized by Best Lawyers in the practice area(s) of Class Action Litigation. Louis, who practices law in Toronto, Ontario, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Louis is held by other top lawyers in the same geographic and legal practice area.

Andrew Finkelstein is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Andrew, 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 Andrew is held by other top lawyers in the same geographic and legal practice area.

John helps clients solve their business and personal disputes: Corporate and Commercial Litigation - Business partner and shareholder disputes, breach of contract, environmental contamination disputes, franchise disputes, debt collection, commercial tenancy disputes, construction disputes, real estate disputes, product liability, bankruptcy and receiverships Estate Litigation - Disputes between heirs/beneficiaries and executors/estate trustees Sports Law - representing amateur hockey and othe...

Michael B. McWilliams is a partner at Loopstra Nixon LLP and the head of the firm’s Commercial and Construction Litigation Group. He is a skilled and experienced advocate passionate about helping clients solve their litigation problems effectively and affordably. Michael works with lawyers and support professionals dedicated to providing outstanding representation and excellent client service. Michael practices in commercial and construction litigation and has appeared in all levels of ...

Michael is a partner in Gowling WLG's Toronto's Climate Change and Environment Group. His practice focuses on environmental, municipal, administrative and civil litigation. With particular expertise in regulatory defense, Michael regularly guides clients through the often daunting process of inspections, investigations and the defense of prosecutions under provincial and federal environmental legislation. Michael's clients seek him out because they want a lawyer who is firmly on their team, w...

John Mastoras is a senior partner in our Canadian employment and labour law group, and acts exclusively for employers. He is known to clients as a passionate and dedicated labour lawyer. He regularly litigates and provides strategic advice in connection with labour arbitrations, labour relations board disputes, collective bargaining negotiations, human rights proceedings, occupational health and safety charges, workplace insurance, labour injunctions and common law employment actions. His pra...

Jim is the Managing partner of Thorsteinssons LLP and practices in the firm’s Toronto office. Jim’s practice includes both domestic and international corporate and personal tax planning, private corporations, trusts and estates. Jim also represents clients during audits and appeals with the Canada Revenue Agency. Jim is a member of the Society of Trust and Estate Practitioners (STEP) and the Canadian Tax Foundation. He is a member of and Past-Chair of the Taxation Section of the O...