Atty. Thomas E Donilon

Atty. Thomas E Donilon

Thomas E Donilon is a lawyer practicing election campaigns & political law, strategic counseling, political law and 4 other areas of law. Thomas received a B.A. degree from Catholic University of America, and has been licensed for 40 years.

Washington Washington 40 Years Experience 40 year
Call (771) 474-2886

Profile Summary

About Thomas E Donilon at a glance

Thomas E Donilon is an Attorney based in Washington, District of Columbia, practicing at O Melveny And Myers Llp. They have 40+ years of legal experience, licensed to practice since 1986. Their practice focuses on business, government, and international. Admitted to practice in District of Columbia (1986). Educated at University of Virginia J.D. 1985 Editorial Board University of Virginia J.D. Virginia Law Review (—) and Catholic University of America B.A. summa cum laude Catholic University of America B.A. Phi Beta Kappa (—). Recognitions include AV Preeminent. Serves clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Thomas E Donilon is a lawyer practicing election campaigns & political law, strategic counseling, political law and 4 other areas of law
  • Thomas received a B.A. degree from Catholic University of America, and has been licensed for 40 years
  • Thomas practices at O'Melveny & Myers LLP in Washington, DC

Practice Areas Explained

Thomas E Donilon's Areas of Practice

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

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Thomas E Donilon is one of 452,854 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Thomas E Donilon is one of 118,414 government attorneys indexed nationally. Browse government attorneys in District of Columbia →

International Law

International law attorneys for cross-border transactions, trade, foreign investment, and treaties.

Thomas E Donilon is one of 36,155 international attorneys indexed nationally. Browse international 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 venue, 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 Thomas E Donilon

Where is Thomas E Donilon's law office located?
Thomas E Donilon'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 Thomas E Donilon handle?
Thomas E Donilon focuses on business, government, international. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Thomas E Donilon practiced law?
Thomas E Donilon has 40+ years of legal experience and has been licensed since 1986.
Where did Thomas E Donilon go to law school?
Thomas E Donilon earned their education at (—); (—).
How can I contact Thomas E Donilon for a consultation?
You can contact Thomas E Donilon 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 E Donilon received?
Thomas E Donilon's notable recognition includes: AV Preeminent.

Education

University of Virginia J.D. 1985 Editorial Board University of Virginia J.D. Virginia Law Review
- In Progress
Catholic University of America B.A. summa cum laude Catholic University of America B.A. Phi Beta Kappa
- In Progress

Awards

AV Preeminent

Bar Admissions

District of Columbia
Admitted: 1986

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