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Atty. Thomas J. Fleming

Atty. Thomas J. Fleming

A tenacious and talented trial lawyer with decades of experience in commercial litigation, Thomas Fleming has achieved winning results for corporate clients on multimillion-dollar claims and has defeated eight-figure claims asserted against his clients in the state and federal courts throughout the U.S. From single-plaintiff cases to class actions, Tom’s lawsuits have spanned industries and complex issues.

New York New York 47 yrs experience 47 year
Call (212) 451-2300 Book Appointment

Profile Summary

About Thomas J. Fleming at a glance

Thomas J. Fleming is an attorney based in New York, New York, practforg at Olshan Frome Wolosky Llp. They haand 47+ years of legal experience, licensed to practice since 1979. Admitted to practice in New York (1979). Educated at New York University (J.D., 1978). Recognitions include Best Lawyers in America — Commercial Litigation (2026), Best Lawyers in America — Additional Areas of Practice: (2026), and Best Lawyers in America — Litigation - Labor and Employment (2026). Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • A tenacious and talented trial lawyer with decades of experience in commercial litigation, Thomas Fleming has achieved winning results for corporate clients on multimillion-dollar claims and has defeated eight-figure claims asserted against his clients in the state and federal courts throughout the U.S
  • From single-plaintiff cases to class actions, Tom’s lawsuits have spanned industries and complex issues
  • As lead counsel in dozens of trials and numerous appeals, Tom has favorably resolved wide-ranging complex cases through early case dismissals, at trial, on appeal, in ADR proceedings, and at the negotiating table
  • Tom’s experience ranges from corporate governance disputes to contests for corporate control, to cases for investment fund clients seeking to enforce their rights, and to complex real estate disputes
  • He has litigated many of the most significant reported cases involving proxy laws
  • He routinely handles capital markets cases involving complex financial instruments
  • In each instance, Tom learns the facts, gains an understanding of the challenges his clients face, and assesses the risks and rewards of litigation
  • Then he devises results-driven strategies to achieve a successful outcome
  • With decades of experience, he knows the courts, has a deep understanding of the laws, and has insight into the arguments that work best
  • Tom recently won the first case to dismiss a Section 16 short-swing profits claim on the basis of standing under the U.S
  • Constitution
  • Tom regularly practices before the Financial Industry Regulatory Authority (FINRA) and the American Arbitration Association (AAA), where he has served as an arbitrator in complex securities matters
  • Tom is a co-author of New York Commercial Litigation Guide, a practical, task-oriented guide to commercial litigation

Jurisdictional Context

Why local counsel matters in New York

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

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about Thomas J. Fleming

Where is Thomas J. Fleming's law office located?
Thomas J. Fleming's law practice is located in New York, New York. The firm is Olshan Frome Wolosky Llp. You can contact the office directly through this profile page.
How long has Thomas J. Fleming practiced law?
Thomas J. Fleming has 47+ years of legal experience and has been licensed since 1979.
Where did Thomas J. Fleming go to law school?
Thomas J. Fleming earned their education at (J.D., 1978).
How can I contact Thomas J. Fleming for a consultation?
You can contact Thomas J. Fleming 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 Thomas J. Fleming receiandd?
Thomas J. Fleming's notable recognition includes: Best Lawyers in America — Commercial Litigation; Best Lawyers in America — Additional Areas of Practice:; Best Lawyers in America — Litigation - Labor and Employment; Best Lawyers in America — Litigation - Mergers and Acquisitions; Best Lawyers in America — Litigation - Securities.

Practice Areas

Education

J.D.
New York University
- 1978

Awards

Best Lawyers in America — Commercial Litigation
- 2026
Best Lawyers in America — Additional Areas of Practice:
- 2026
Best Lawyers in America — Litigation - Labor and Employment
- 2026
Best Lawyers in America — Litigation - Mergers and Acquisitions
- 2026
Best Lawyers in America — Litigation - Securities
- 2026
Best Lawyers in America — Awards:
- 2026
Best Lawyers in America — The Best Lawyers in America
- 2026
Best Lawyers in America — for Litigation since 2020
- 2026
Best Lawyers in America — Consistently named to the
- 2026
Best Lawyers in America — New York Metro
- 2026
Best Lawyers in America — Super Lawyers
- 2026
Best Lawyers in America — list since 2007
- 2026

Bar Admissions

New York
Admitted: 1979

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