Atty. Mario Langlois

Atty. Mario Langlois

Mario Langlois is a lawyer practicing business commercial, corporate law, finance and 6 other areas of law. Mario received a degree from University of Montreal in 1986, and has been licensed for 39 years.

39 yrs experience 39 year
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Profile Summary

About Mario Langlois at a glance

Mario Langlois is a Member, practicing at Mario Langlois Lawyer Corp.. They have 39+ years of legal experience, licensed to practice since 1987. Their practice focuses on business, consumer, and internet. Admitted to practice in Quebec (1987). Educated at University of Montreal (B.A.C., 1986). Active member of Canadian Bar Association.

Verified attorney profile · Updated June 2026

About

  • Mario Langlois is a lawyer practicing business commercial, corporate law, finance and 6 other areas of law
  • Mario received a degree from University of Montreal in 1986, and has been licensed for 39 years
  • Mario practices at Mario Langlois Lawyer Corp. in Montreal, QC

Practice Areas Explained

Mario Langlois's Areas of Practice

Each practice area below reflects the types of cases Mario Langlois 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.

Mario Langlois is one of 501,317 business attorneys indexed nationally. Browse business attorneys →

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

Mario Langlois is one of 50,607 consumer attorneys indexed nationally. Browse consumer attorneys →

Internet & Cyber Law

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

Mario Langlois is one of 17,958 internet attorneys indexed nationally. Browse internet attorneys →

Frequently Asked

Common questions about Mario Langlois

What practice areas does Mario Langlois handle?
Mario Langlois focuses on business, consumer, internet. Each practice area listed reflects experience handling cases of that type in their licensed jurisdictions.
How long has Mario Langlois practiced law?
Mario Langlois has 39+ years of legal experience and has been licensed since 1987.
Where did Mario Langlois go to law school?
Mario Langlois earned their education at (B.A.C., 1986).
How can I contact Mario Langlois for a consultation?
You can contact Mario Langlois 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

B.A.C.
University of Montreal
- 1986

Bar Admissions

Quebec
Admitted: 1987

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