Atty. John O'Connor

Atty. John O'Connor

John O'Connor is a lawyer practicing tax litigation, tax law. John received a B.A. degree from University of Toronto in 2004, and has been licensed for 18 years.

18 yrs experience 18 year
Call (416) 924-5969 Book Appointment

Profile Summary

About John O'Connor at a glance

John O'Connor is an Associate, practicing at Stikeman Elliott LLP. They have 18+ years of legal experience, licensed to practice since 2008. Their practice focuses on tax and tax litigation. Admitted to practice in Ontario (2008). Educated at Osgoode Hall Law School (LL.B., 2007) and University of Toronto (B.A. Hons., 2004). Active member of Canadian Bar Association Law Society of Upper Canada Canadian Tax Foundation.

Verified attorney profile · Updated June 2026

About

  • John O'Connor is a lawyer practicing tax litigation, tax law
  • John received a B.A. degree from University of Toronto in 2004, and has been licensed for 18 years
  • John practices at Stikeman Elliott LLP in Toronto, ON

Practice Areas Explained

John O'Connor's Areas of Practice

Each practice area below reflects the types of cases John O'Connor handles, with a brief overview of what that area of law covers.

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

John O'Connor is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys →

Tax Litigation

John O'Connor is one of 3,110 tax litigation attorneys indexed nationally. Browse tax litigation attorneys →

Frequently Asked

Common questions about John O'Connor

What practice areas does John O'Connor handle?
John O'Connor focuses on tax, tax litigation. Each practice area listed reflects experience handling cases of that type in their licensed jurisdictions.
How long has John O'Connor practiced law?
John O'Connor has 18+ years of legal experience and has been licensed since 2008.
Where did John O'Connor go to law school?
John O'Connor earned their education at (LL.B., 2007); (B.A. Hons., 2004).
How can I contact John O'Connor for a consultation?
You can contact John O'Connor 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.

Practice Areas

Education

LL.B.
Osgoode Hall Law School
- 2007
B.A. Hons.
University of Toronto
- 2004

Bar Admissions

Ontario
Admitted: 2008

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