Atty. Mark Irving Jadd

Atty. Mark Irving Jadd

Mark Irving Jadd is a lawyer practicing tax, corporate taxation, individual taxation and 4 other areas of law. Mark has been licensed for 35 years.

35 yrs experience 35 year
Call (416) 924-5969 Book Appointment

Profile Summary

About Mark Irving Jadd at a glance

Mark Irving Jadd is a Partner, practicing at Dentons Canada LLP. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on estate planning, tax, m&a, international tax, and litigation. Admitted to practice in Ontario and New York (1991) and New York (1991). Educated at York University, Osgoode Hall Law School (LL.B., 1989). Active member of Activities and Affiliations •Canadian Tax Foundation •New York State Bar Association •Ontario Bar Association.

Verified attorney profile · Updated June 2026

About

  • Mark Irving Jadd is a lawyer practicing tax, corporate taxation, individual taxation and 4 other areas of law
  • Mark has been licensed for 35 years
  • Mark practices at Dentons Canada LLP in Toronto, ON

Practice Areas Explained

Mark Irving Jadd's Areas of Practice

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

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

Mark Irving Jadd is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys →

Tax Law

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

Mark Irving Jadd is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys →

Mergers & Acquisitions

Mark Irving Jadd is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys →

International Tax

Mark Irving Jadd is one of 1,693 international tax attorneys indexed nationally. Browse international tax attorneys →

Civil Litigation

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

Mark Irving Jadd is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys →

Frequently Asked

Common questions about Mark Irving Jadd

What practice areas does Mark Irving Jadd handle?
Mark Irving Jadd focuses on estate planning, tax, m&a, international tax, litigation. Each practice area listed reflects experience handling cases of that type in their licensed jurisdictions.
How long has Mark Irving Jadd practiced law?
Mark Irving Jadd has 35+ years of legal experience and has been licensed since 1991.
Where did Mark Irving Jadd go to law school?
Mark Irving Jadd earned their education at (LL.B., 1989).
How can I contact Mark Irving Jadd for a consultation?
You can contact Mark Irving Jadd 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.
York University, Osgoode Hall Law School
- 1989

Bar Admissions

Ontario and New York
Admitted: 1991
New York
Admitted: 1991

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