Atty. John A. Costin

Atty. John A. Costin

John A. Costin is a lawyer practicing real estate law, commercial law, franchising.

58 yrs experience 58 year
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Profile Summary

About John A. Costin at a glance

John A. Costin is a business and real estate attorney. They have 58+ years of legal experience, licensed to practice since 1968. Admitted to practice in Quebec (1968). Educated at McGill University (B.C.L., 1968) and Concordia University (B.A., 1964).

Verified attorney profile · Updated June 2026

About

  • John A. Costin is a lawyer practicing real estate law, commercial law, franchising
  • John A. received a B.A. degree from Concordia University in 1964, and has been licensed for 58 years
  • John A. practices in Montreal, QC

Practice Areas Explained

John A. Costin's Areas of Practice

Each practice area below reflects the types of cases John A. Costin 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.

John A. Costin is one of 501,317 business attorneys indexed nationally. Browse business attorneys →

Real Estate Law

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

John A. Costin is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys →

Frequently Asked

Common questions about John A. Costin

What practice areas does John A. Costin handle?
John A. Costin focuses on business, real estate. Each practice area listed reflects experience handling cases of that type in their licensed jurisdictions.
How long has John A. Costin practiced law?
John A. Costin has 58+ years of legal experience and has been licensed since 1968.
Where did John A. Costin go to law school?
John A. Costin earned their education at (B.C.L., 1968); (B.A., 1964).
How can I contact John A. Costin for a consultation?
You can contact John A. Costin 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.C.L.
McGill University
- 1968
B.A.
Concordia University
- 1964

Bar Admissions

Quebec
Admitted: 1968

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