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Our Team

Arthur Zeilikman

Arthur Zeilikman

Founder & Director

Arthur Zeilikman is the Founder and Director of Zeilikman Law. He holds a B.A. (Honours) in History from York University, a Master of Arts in Political Science from the University of Toronto, and a Juris Doctor from the University of Ottawa, Faculty of Law. He is a member of the Law Society of Ontario, the Ontario Bar Association, and the York Region Lawyers Association. 

As a graduate student at the University of Toronto, Arthur conducted seminars and lectures in a number of courses on political and moral philosophy. His commentaries and articles on the development of the law have been featured in such leading law publications as Law Times, the Lawyers Weekly, Canadian HR Reporter, CanLii Connects, the Canadian Press, and

Arthur is experienced in the conduct of litigation from the inception of the case to its conclusion. Arthur routinely appears on complex motions as well as at trials and on appeals and has appeared at all levels of court in Ontario up to and including the Ontario Court of Appeal. He has successfully represented employers and employees before various courts and provincial and federal administrative tribunals including the Small Claims Court, the Superior Court of Justice, the Divisional Court, the Ontario Court of Appeal, the Human Rights Tribunal of Ontario and on appeals to the Umpire in the context of the Federal Court. He dedicates his entire practice to employment and labour law with a complementary practice in disciplinary proceedings involving licensed employees facing professional discipline.

Arthur has experience in labour procedure that involves the unique considerations of the unionized workplace and the Ontario Labour Relations Board. He has represented clients on duty of fair representation applications, unionization and de-unionization matters, matters pertaining to unfair labour practice allegations, as well as in grievances and arbitrations. Arthur has been successful in the de-certification of a large union and the creation of a large grassroots union consisting of close to 300 employees. He likewise has experience in advising on internal union affairs between unions and their members, and on matters relating to union formation and constitution.

Arthur’s employment law experience is extremely broad. His knowledge of employment law is regularly sought out by individuals, companies and even fellow lawyers. He has successfully represented numerous clients in wrongful terminations, workplace harassment matters, bad faith dismissals, disputes surrounding restrictive covenants, discrimination complaints involving provincial and federal legislation, adjudications pursuant to the Canada Labour Code involving bank and other federal employees, as well as in proceedings before the Canada Revenue Agency on issues of status.

Arthur interned, summered, and articled at two prestigious downtown litigation and employment law boutique firms in Toronto.

No matter the difficulty of the dispute, Arthur is committed to his role as a dedicated advocate and representative on behalf of his clients.

See Arthur Zeilikman on Advocate Daily

Jennifer ZeilikmanJennifer Zeilikman

Managing Counsel

Jennifer Zeilikman is Zeilikman Law’s Managing Counsel. She is a member of the Law Society of Ontario and has earned her law degree at Osgoode Hall Law School. Jennifer was called to the Bar in June 2010.  

Jennifer has successfully appeared before various levels of court and administrative tribunals, including the Superior Court of Justice and the Small Claims Court, to advocate on behalf of her clients.

In addition to her role as Zeilikman Law’s Managing Counsel, Jennifer supervises, oversees, and participates in the preparation of court materials in complex motions and hearings from their inception up to and including their service and filing. Jennifer always ensures that Zeilikman Law’s lawyers remain on the cutting edge of Canada’s most recent jurisprudential developments in the areas of labour and employment law and civil procedure. 

Jennifer also brings an advocate’s experience in her day-to-day dealings with clients and is noted for her resourcefulness and implementation of strategic and forward-looking thinking. She is recognized for being a committed professional, always taking into consideration each client’s specific circumstances and needs to best represent their legal interests.

Dennis OvsyannikovDennis Ovsyannikov


Dennis Ovsyannikov is an Associate at Zeilikman Law. He obtained a B.A. (Honours) in History from York University (graduating with the highest honour) and a J.D. from the University of Ottawa, Faculty of Law. Dennis is a member of the Law Society of Ontario.

Dennis completed his training as a lawyer at a boutique civil and criminal litigation firm in Toronto. Dennis also worked as an associate lawyer at a mid-size civil litigation firm in Mississauga.

Dennis successfully represented clients before various courts as well as provincial and federal administrative tribunals including the Ontario Court of Justice, the Superior Court of Justice, the Small Claims Court, the Human Rights Tribunal of Ontario, and the Financial Services Commission of Ontario.

Dennis practices exclusively in the areas of employment law, labour law and professional discipline. He advocates on behalf of employers and employees in a variety of work-related disputes such as wrongful dismissals, injunctions, disputes surrounding restrictive covenants, and workplace harassment. He likewise has a particular interest in representing clients in the construction industry and disciplinary proceedings.   

Dennis is a client-service and results-oriented professional; he performs effectively in formal court and tribunal settings and excels during negotiations.

In addition to English, Dennis is fluent in Russian.

Boris LivshitsBoris Livshits


Boris Livshits is an Associate at Zeilikman Law.

Boris completed his law degree at Queen’s University Faculty of Law. In addition, Boris obtained a Certificate in International Business Law from the renowned Bader International Study Centre in the UK. Prior to law school, Boris obtained his H.B.A. in Criminology from York University and graduated with distinction. Boris is a member of the Law Society of Ontario in good standing.

Prior to joining Zeilikman Law, Boris articled at a top tax litigation law firm in Toronto.

Boris practices exclusively in the areas of labour and employment law and prides himself on providing effective and straightforward representation to the firm’s clients. He always seeks an efficient and tactical approach to solving complex issues. As a labour and employment lawyer, Boris represents both employees and employers in various work-related disputes and proceedings, including wrongful dismissals, workplace harassment, human rights, and long-term disability disputes.