Atty. Mark S. Brennan

Atty. Mark S. Brennan

Mark Brennan is a commercial real estate lawyer specializing in financings, acquisitions and developments. He advises pensions, reits, financial institutions, partnerships and corporations.

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Profile Summary

About Mark S. Brennan at a glance

Mark S. Brennan is a real estate attorney based in Toronto, Ontario, practicing at Fasken. Recognitions include Best Lawyers in America — Real Estate Law (2026). Serands clients in Toronto, ON and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Brennan is a commercial real estate lawyer specializing in financings, acquisitions and developments
  • He advises pensions, reits, financial institutions, partnerships and corporations

Practice Areas Explained

Mark S. Brennan's Areas of Practice

Each practice area below reflects the types of cases Mark S. Brennan handles, with a brief overview of what that area of law covers.

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Mark S. Brennan is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Ontario →

Jurisdictional Context

Why local counsel matters in Ontario

Practicing law in Ontario. Legal matters in Ontario are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Toronto are typically filed in the local municipal court or the appropriate Ontario state district court, depending on subject matter and amount in controversy. An attorney licensed in Ontario brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Ontario courts without local counsel or pro hac vice admission.

Looking for additional Ontario attorneys? Browse all attorneys in Toronto or all attorneys in Ontario.

Frequently Asked

Common questions about Mark S. Brennan

Where is Mark S. Brennan's law office located?
Mark S. Brennan's law practice is located in Toronto, Ontario. The firm is Fasken. You can contact the office directly through this profile page.
What practice areas does Mark S. Brennan handle?
Mark S. Brennan focuses on real estate. Each practice area listed reflects experience handling cases of that type in Ontario.
How can I contact Mark S. Brennan for a consultation?
You can contact Mark S. Brennan directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Mark S. Brennan received?
Mark S. Brennan's notable recognition includes: Best Lawyers in America — Real Estate Law.

Practice Areas

Awards

Best Lawyers in America — Real Estate Law
- 2026

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