Brian A. Grosman KC

Ian Hull co-founded the firm with his father, Rodney Hull, in 1998. Ian also maintains a mediation practice through Hull Estate Mediation Inc. Ian is a lecturer at the Ontario Bar Admission Course and guest lecturer for the Canadian Bar Association and the Law Society of Upper Canada. Ian is also the author of numerous articles and has written four books on estate law issues. All books and articles can be found on our website .

A partner of the firm, Guillaume is an expropriation lawyer who provides legal advice and services to municipalities with respect to infrastructure projects involving the acquisition and/or expropriation of privately owned lands. Guillaume also acts for numerous small- and large-scale landowners across the province who are facing expropriation. He has extensive experience representing clients in expropriation proceedings before the Board of Negotiation and the Ontario Municipal Board/Local Pl...

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

Chris Pigott is a partner in the Litigation and Labour groups. His practice focuses on disputes and advisory work in labour, human rights, and public law matters. Chris represents some of Canada’s leading employers in their most consequential cases. Chris is a talented litigator who acts for clients in arbitrations, tribunal proceedings, and before the Courts. He routinely acts in judicial reviews, appeals, and other complex litigation arising from labour, human rights, and public law d...

Andrew Bratt is a top attorney recognized by Best Lawyers in the practice area(s) of Labour and Employment Law. Andrew, who practices law in Toronto, Ontario, has been recognized since 2023. 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.

Elisabeth Symons is a top attorney recognized by Best Lawyers in the practice area(s) of Information Technology Law. Elisabeth, who practices law in Toronto, Ontario, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Elisabeth is held by other top lawyers in the same geographic and legal practice area.

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...

Lesley Burke is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Lesley, 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 Lesley is held by other top lawyers in the same geographic and legal practice area.

Jacob began his legal career at one of the world’s largest law firms, practicing in the areas of estate and commercial litigation. He then focused exclusively on estate litigation at a well-known boutique firm, eventually becoming a partner, before joining Donovan Kochman LLP. Jacob has acted as section 3 counsel and appeared before various levels of court, including the Superior Court of Justice and the Court of Appeal for Ontario. He is a knowledgeable and tenacious advocate who striv...

Brian Kelsall’s practice is focused on project finance and infrastructure development, banking and corporate finance and public private partnerships in Canada, the United States and emerging markets. Regularly advising lenders, developers, contractors and procuring authorities, Brian has acted for clients across the infrastructure, telecom, energy, oil and gas, and mining sectors. He has advised the winning consortium on numerous P3 projects, including the US 36 Express Lanes/Bus Rapid ...