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Atty. Ian Thomas Simmons

Atty. Ian Thomas Simmons

Mr. Ian Thomas Simmons is a lawyer practicing class action, litigation, antitrust and competition.

Washington Washington 34 yrs experience 34 year
Call (240) 885-7614 Book Appointment

Profile Summary

About Ian Thomas Simmons at a glance

Ian Thomas Simmons is a Partner based in Washington, District of Columbia, practicing at O Melveny And Myers Llp. They have 34+ years of legal experience, licensed to practice since 1992. Their practice focuses on class action and litigation. Admitted to practice in Pennsylvania (1992) and District of Columbia (1993). Educated at University of Pennsylvania (J.D., 1991) and McGill University (B.A. Yale, 1986). Recognitions include Peer Reviewed. Active member of American Bar Association. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Ian Thomas Simmons is a lawyer practicing class action, litigation, antitrust and competition
  • Ian received a B.A. degree from McGill University in 1986, and has been licensed for 34 years
  • Ian practices at O'Melveny & Myers LLP in Washington, DC

Practice Areas Explained

Ian Thomas Simmons's Areas of Practice

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

Class Action

Ian Thomas Simmons is one of 26,424 class action attorneys indexed nationally. Browse class action attorneys in District of Columbia →

Civil Litigation

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

Ian Thomas Simmons is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

Practicing law in District of Columbia. Legal matters in District of Columbia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Washington are typically filed in the local municipal court or the appropriate District of Columbia state district court, depending on subject matter and amount in controversy. An attorney licensed in District of Columbia brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in District of Columbia courts without local counsel or pro hac vice admission.

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about Ian Thomas Simmons

Where is Ian Thomas Simmons's law office located?
Ian Thomas Simmons's law practice is located in Washington, District of Columbia. The firm is O Melveny And Myers Llp. You can contact the office directly through this profile page.
What practice areas does Ian Thomas Simmons handle?
Ian Thomas Simmons focuses on class action, litigation. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Ian Thomas Simmons practiced law?
Ian Thomas Simmons has 34+ years of legal experience and has been licensed since 1992.
Where did Ian Thomas Simmons go to law school?
Ian Thomas Simmons earned their education at (J.D., 1991); (B.A. Yale, 1986).
How can I contact Ian Thomas Simmons for a consultation?
You can contact Ian Thomas Simmons 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.
What awards or recognition has Ian Thomas Simmons received?
Ian Thomas Simmons's notable recognition includes: Peer Reviewed.

Education

J.D.
University of Pennsylvania
- 1991
B.A. Yale
McGill University
- 1986

Awards

Peer Reviewed

Bar Admissions

Pennsylvania
Admitted: 1992
District of Columbia
Admitted: 1993

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