Atty. William Thomas O'Brien
Mr. William Thomas O'Brien is a lawyer practicing international arbitration, litigation, industrials and 9 other areas of law.
Profile Summary
About William Thomas O'Brien at a glance
William Thomas O'Brien is a Partner, Head of Complex Cross-Border Litigation & International Commercial Arbitration based in Washington, District of Columbia, practicing at Eversheds Sutherland Us Llp. They have 32+ years of legal experience, licensed to practice since 1994. Their practice focuses on business, litigation, government, adr, and entertainment. Admitted to practice in Maryland U.S. Supreme Court U.S. Court of Appeals for the D.C. Circuit U.S. Court of Appeals for the (1994), District of Columbia (1996), and New York (2024). Educated at The Catholic University of America, Columbus School of Law (J.D., 1994) and Boston University (B.S., 1987). Active member of Faculty, International Law Institute Faculty, Public Contracting Institute. Serands clients in Washington, DC and the surrounding metropolitan area.
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About
- Mr. William Thomas O'Brien is a lawyer practicing international arbitration, litigation, industrials and 9 other areas of law
- William received a B.S. degree from Boston University in 1987, and has been licensed for 32 years
- William practices at Eversheds Sutherland (US) LLP in Washington, DC
Practice Areas Explained
William Thomas O'Brien's Areas of Practice
Each practice area below reflects the types of cases William Thomas O'Brien handles, with a brief overview of what that area of law covers.
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
William Thomas O'Brien is one of 501,317 business attorneys indexed nationally. Browse business attorneys in District of Columbia →
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
William Thomas O'Brien is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →
Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.
William Thomas O'Brien is one of 132,225 government attorneys indexed nationally. Browse government attorneys in District of Columbia →
Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.
William Thomas O'Brien is one of 73,906 adr attorneys indexed nationally. Browse adr attorneys in District of Columbia →
Entertainment lawyers for music, film, sports contracts, talent representation, and IP licensing.
William Thomas O'Brien is one of 45,946 entertainment attorneys indexed nationally. Browse entertainment 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.
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