Atty. Diane Osak

Atty. Diane Osak

Diane Osak is a lawyer practicing real estate law, family law, corporate law. Diane received a B.A. degree from University of Western Ontario in 1983, and has been licensed for 37 years.

37 yrs experience 37 year
Call (416) 214-5265 Book Appointment

Profile Summary

About Diane Osak at a glance

Diane Osak is a family law, business, and real estate attorney. They have 37+ years of legal experience, licensed to practice since 1989. Admitted to practice in Ontario (1989). Educated at Osgoode Hall (LL.B., 1987) and University of Western Ontario (B.A., 1983).

Verified attorney profile · Updated June 2026

About

  • Diane Osak is a lawyer practicing real estate law, family law, corporate law
  • Diane received a B.A. degree from University of Western Ontario in 1983, and has been licensed for 37 years
  • Diane practices in Toronto, ON

Practice Areas Explained

Diane Osak's Areas of Practice

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

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

Diane Osak is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys →

Business & Corporate Law

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

Diane Osak 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.

Diane Osak is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys →

Frequently Asked

Common questions about Diane Osak

What practice areas does Diane Osak handle?
Diane Osak focuses on family law, business, real estate. Each practice area listed reflects experience handling cases of that type in their licensed jurisdictions.
How long has Diane Osak practiced law?
Diane Osak has 37+ years of legal experience and has been licensed since 1989.
Where did Diane Osak go to law school?
Diane Osak earned their education at (LL.B., 1987); (B.A., 1983).
How can I contact Diane Osak for a consultation?
You can contact Diane Osak 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

LL.B.
Osgoode Hall
- 1987
B.A.
University of Western Ontario
- 1983

Bar Admissions

Ontario
Admitted: 1989

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