Atty. Geoffrey Breen

Atty. Geoffrey Breen

Geoffrey Breen is a lawyer practicing employment & labour, litigation, securities litigation. Geoffrey received a degree from Concordia University in 2007, and has been licensed for 15 years.

Toronto Toronto 15 Years Experience 15 year
Call (416) 408-5524

Profile Summary

About Geoffrey Breen at a glance

Geoffrey Breen is an Associate based in Toronto, Ontario, practicing at Cassels Brock & Blackwell LLP. They have 15+ years of legal experience, licensed to practice since 2011. Their practice focuses on employment and litigation. Admitted to practice in Ontario (2011). Educated at Dalhousie University (J.D., 2010) and Concordia University (Grad. Dip., 2007). Active member of Associations •Canadian Bar Association •Ontario Bar Association. Serves clients in Toronto, ON and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Geoffrey Breen is a lawyer practicing employment & labour, litigation, securities litigation
  • Geoffrey received a degree from Concordia University in 2007, and has been licensed for 15 years
  • Geoffrey practices at Cassels Brock & Blackwell LLP in Toronto, ON

Practice Areas Explained

Geoffrey Breen's Areas of Practice

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

Employment Law

Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.

Geoffrey Breen is one of 151,622 employment attorneys indexed nationally. Browse employment attorneys in Ontario →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Geoffrey Breen is one of 409,070 litigation attorneys indexed nationally. Browse litigation 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 venue, 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 Geoffrey Breen

Where is Geoffrey Breen's law office located?
Geoffrey Breen's law practice is located in Toronto, Ontario. The firm is Cassels Brock & Blackwell LLP. You can contact the office directly through this profile page.
What practice areas does Geoffrey Breen handle?
Geoffrey Breen focuses on employment, litigation. Each practice area listed reflects experience handling cases of that type in Ontario.
How long has Geoffrey Breen practiced law?
Geoffrey Breen has 15+ years of legal experience and has been licensed since 2011.
Where did Geoffrey Breen go to law school?
Geoffrey Breen earned their education at (J.D., 2010); (Grad. Dip., 2007).
How can I contact Geoffrey Breen for a consultation?
You can contact Geoffrey Breen 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.

Education

J.D.
Dalhousie University
- 2010
Grad. Dip.
Concordia University
- 2007

Bar Admissions

Ontario
Admitted: 2011

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