John J. Zelenbaba

Jeff Cowan is recognized as one of Canada's leading public law litigators. He acts as counsel before administrative tribunals and the trial and appellate courts in many aspects of public law, including professional self-regulation and discipline, judicial review of government decision-making, freedom of information and privacy matters, municipal and provincial planning and environmental approvals, municipal assessment and taxation, health, education, alcohol and gaming, legislative drafting a...

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

Anita Nador is a partner in the firm’s Toronto office and a member of the Firm's National Life Sciences Practice Group. She is a lawyer and registered patent agent in Canada and the United States, and a registered Canadian trade-mark agent. Anita’s practice focuses on strategic intellectual property, regulatory and commercialization planning, primarily in the life sciences and chemical areas, including pharmaceuticals, biologics, natural health products, agriculture, foods and med...

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...

Shannon graduated from the College of Humanities at Carleton University. She went on to complete her J.D. at Queen’s University, with a specific interest in advocacy. Shannon summered at an independent not-for-profit corporation which focused on property matters. She articled and practiced at a respected downtown Toronto insurance defence boutique. During this time, she gained invaluable experience in MVA, property and subrogation tort actions. Shannon joined ZTGH in 2018 and became a p...

Robert England has a litigation practice with a special expertise in employment law and occupational health and safety matters. Robert represents corporations, public institutions, and employers in employment litigation and advises employers with respect to the implementation of policies and procedures that can help them reduce their exposure to wrongful dismissal actions, human rights and employment standards complaints and occupational health and safety prosecutions. In occupational health ...

John Georgakopoulos B.Sc. (Hons.), M.Sc., LL.B., is a Partner at Willms & Shier Environmental Lawyers LLP and is a Certified Specialist in Environmental Law by the Law Society of Ontario. John resolves complex environmental legal issues for clients, uniquely drawing on his technical knowledge as a former senior environmental scientist with Ontario’s environmental regulator. John has particular expertise advising property developers, REITs, industrial manufacturers, and municipalitie...

David is a partner of INQ Law and concentrates his practice on privacy, data protection, access to information and data governance. With more than 30 years of experience, David was a senior information and privacy regulator and has deep expertise in the application and enforcement of privacy and access laws. Over his career, David has held the roles of assistant commissioner, director of legal services, and manager of adjudication with Ontario’s Information and Privacy Commissioner. He ...

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

Lad is certified by the Law Society of Ontario as a Specialist in Health Law. He provides advice and representation to health sector clients on a wide range of regulatory matters, including all types of college proceedings (i.e. complaints, investigations, discipline, appeals, etc.), hospital privileges disputes, health privacy issues, retirement home/long-term care home operations and matters that fall under the governance of Health Canada and the Ministry of Health and Long-Term Care. Anoth...