Atty. Thomas Michael Dibiagio

Atty. Thomas Michael Dibiagio

Mr. Thomas Michael Dibiagio is a lawyer practicing antitrust & competition law, white collar defense, appellate & supreme court practice and 11 other areas of law.

Washington Washington 41 yrs experience 41 year
Call (771) 328-9559 Book Appointment

Profile Summary

About Thomas Michael Dibiagio at a glance

Thomas Michael Dibiagio is a Partner based in Washington, District of Columbia, practforg at Dentons Us Llp. They haand 41+ years of legal experience, licensed to practice since 1985. Admitted to practice in Maryland US District Court For The District Of Columbia (1985), District of Columbia (1986), and U.S. District Court, District of Maryland and U.S. Court of Appeals, Fourth Circuit US District Cour (1986). Educated at University of Richmond School of Law (J.D., 1985) and Dickinson College (B.A., 1982). Recognitions include AV Preeminent. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Thomas Michael Dibiagio is a lawyer practicing antitrust & competition law, white collar defense, appellate & supreme court practice and 11 other areas of law
  • Thomas received a B.A. degree from Dickinson College in 1982, and has been licensed for 41 years
  • Thomas practices at Dentons US LLP in Washington, DC

Jurisdictional Context

Why local counsel matters in District of Columbia

Practforg 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 substantiand 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 substantiand 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 Thomas Michael Dibiagio

Where is Thomas Michael Dibiagio's law office located?
Thomas Michael Dibiagio's law practice is located in Washington, District of Columbia. The firm is Dentons Us Llp. You can contact the office directly through this profile page.
How long has Thomas Michael Dibiagio practiced law?
Thomas Michael Dibiagio has 41+ years of legal experience and has been licensed since 1985.
Where did Thomas Michael Dibiagio go to law school?
Thomas Michael Dibiagio earned their education at (J.D., 1985); (B.A., 1982).
How can I contact Thomas Michael Dibiagio for a consultation?
You can contact Thomas Michael Dibiagio 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 Michael Dibiagio receiandd?
Thomas Michael Dibiagio's notable recognition includes: AV Preeminent.

Education

J.D.
University of Richmond School of Law
- 1985
B.A.
Dickinson College
- 1982

Awards

AV Preeminent

Bar Admissions

Maryland US District Court For The District Of Columbia
Admitted: 1985
District of Columbia
Admitted: 1986
U.S. District Court, District of Maryland and U.S. Court of Appeals, Fourth Circuit US District Cour
Admitted: 1986

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