About Mark J. Zega

Education and healthcare are where Mark Zega's practice concentrates. A Hamilton partner at Filion Wakely Thorup Angeletti, Mark takes on human rights and public law work along with labour and employment matters and administrative law, and acts for many large public institutions as well as for private sector clients.

Mark was called to the Ontario bar in 1990. In 2013 Mark joined Filion as a new partner, the same year the firm opened its Hamilton office, after law studies at the University of Windsor and an arts degree from Western.

A good share of the work is advocacy, in court and in front of administrative tribunals. The Court of Appeal for Ontario has heard Mark as counsel for the Hamilton-Wentworth District School Board more than once, including a 2017 Charter appeal over a parent's religious accommodation request. Alongside the litigation, boards of trustees, boards of governors, municipal councils and boards of directors have all turned to Mark for advice.

Mark is a past president of the Hamilton Lawyers' Club and once chaired the Human Resources Committee of the Hamilton and District Chamber of Commerce. The Best Lawyers in Canada has recognized Mark since 2018.

Practice areas

Education matters

On the education side, Mark's files take in safe schools and student discipline, code of conduct questions, faculty tenure and promotion, and academic appeals.

Workplace conduct and investigations

Mark handles workplace violence, discrimination and harassment matters, and in healthcare that has included the discipline and dismissal of medical residents. Workplace investigations are also part of the practice.

Bargaining, arbitration and mediation

Collective bargaining, arbitration, mediation and facilitations are all familiar ground. On arbitration panels hearing rights and interest disputes, Mark also serves as the employer's nominee.

Tribunal counsel and governance advice

Mark serves as counsel to internal administrative panels and to tribunals holding hearings under the Statutory Powers Procedure Act, and advises clients on risk management, governance and regulatory questions.

Education & credentials

  • Bachelor of Laws, University of Windsor
  • Bachelor of Arts, University of Western Ontario (Western University)
  • Called to the Bar of Ontario (1990)

Notable cases

  • E.T. v. Hamilton-Wentworth District School Board, 2017 ONCA 893

    Mark J. Zega and Giovanna Di Sauro acted for the respondent school board. The court dismissed the parent's appeal, holding that no interference with religious freedom had been established.

  • Hamilton-Wentworth District School Board v. Fair, 2016 ONCA 421

    Roy Filion and Mark Zega acted for the appellant school board in an appeal about an employer's duty to accommodate a disabled employee and reinstatement as a remedy under the Ontario Human Rights Code. The court dismissed the appeal.

Decisions where Mark J. Zega appeared as counsel, from public court records. Past cases don't predict future results.

Memberships & affiliations

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This listing was generated by AI from public sources in October 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on their firm’s website. Confirm Mark J. Zega’s licence and standing in the Law Society of Ontario directory ↗

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