Atty. Marie Cossette

Atty. Marie Cossette

Marie Cossette is a lawyer practicing government affairs, commercial litigation, information and privacy law and 4 other areas of law. Marie received a degree from University of Sherbrooke, and has been licensed for 35 years.

35 yrs experience 35 year
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Profile Summary

About Marie Cossette at a glance

Marie Cossette is a Partner, practicing at Lavery, de Billy, L.L.P.. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on business, class action, litigation, government, and internet. Admitted to practice in Quebec (1991). Educated at University of Sherbrooke LL. B. University of Sherbrooke Civil Law Winner of the university's Prix du Barreau du Québec prize for the highest overall marks among graduating students planning (—). Active member of Quebec Bar Prize, Member of the Canadian Bar Association Member of the Quebec Bar since 1991.

Verified attorney profile · Updated June 2026

About

  • Marie Cossette is a lawyer practicing government affairs, commercial litigation, information and privacy law and 4 other areas of law
  • Marie received a degree from University of Sherbrooke, and has been licensed for 35 years
  • Marie practices at Lavery, de Billy, L.L.P. in Quebec, QC

Practice Areas Explained

Marie Cossette's Areas of Practice

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

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Marie Cossette is one of 501,317 business attorneys indexed nationally. Browse business attorneys →

Class Action

Marie Cossette is one of 26,424 class action attorneys indexed nationally. Browse class action attorneys →

Civil Litigation

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

Marie Cossette is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Marie Cossette is one of 132,225 government attorneys indexed nationally. Browse government attorneys →

Internet & Cyber Law

Internet and cyber lawyers for data breaches, online defamation, privacy law, and cybersecurity matters.

Marie Cossette is one of 17,958 internet attorneys indexed nationally. Browse internet attorneys →

Frequently Asked

Common questions about Marie Cossette

What practice areas does Marie Cossette handle?
Marie Cossette focuses on business, class action, litigation, government, internet. Each practice area listed reflects experience handling cases of that type in their licensed jurisdictions.
How long has Marie Cossette practiced law?
Marie Cossette has 35+ years of legal experience and has been licensed since 1991.
Where did Marie Cossette go to law school?
Marie Cossette earned their education at (—).
How can I contact Marie Cossette for a consultation?
You can contact Marie Cossette 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

University of Sherbrooke LL. B. University of Sherbrooke Civil Law Winner of the university's Prix du Barreau du Québec prize for the highest overall marks among graduating students planning
- In Progress

Bar Admissions

Quebec
Admitted: 1991

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