Mazerolle & Lemay

Mazerolle & Lemay is a bilingual law firm based in Ottawa, serving clients across the city and eastern Ontario since it was founded in the early 1990s. Its lawyers handle business and corporate law, real estate, construction, employment, wills and estates, and municipal and litigation matters, working with clients in either official language.

Practice areas

Business & Corporate Law Real Estate Law Construction Law Employment & Labour Law Wills, Estates & Trusts Civil Litigation & Dispute Resolution Administrative & Regulatory Law

Lawyers 6

This firm’s lawyers at a glance

Called to the bar

1989–2026 · median 24 years in practice 6 of 6 lawyers

Law schools

University of Ottawa (5), University of Moncton 6 of 6 lawyers

Languages on the roster

English, French

Who handles what

• Administrative & Regulatory Law
  Denis Cadieux, Marc Lemay, Thierry Henry, Zakary Tessier
• Real Estate Law
  Marc Lemay, Matthew J. Ebbs, Robert P. Bissonnette, Thierry Henry
• Civil Litigation & Dispute Resolution
  Denis Cadieux, Matthew J. Ebbs, Zakary Tessier
• Wills, Estates & Trusts
  Matthew J. Ebbs, Thierry Henry, Zakary Tessier
• Business & Corporate Law
  Robert P. Bissonnette, Thierry Henry
• Construction Law
  Denis Cadieux, Zakary Tessier
• Employment & Labour Law
  Denis Cadieux, Zakary Tessier