Atty. Sean Michael Thornton

Atty. Sean Michael Thornton

Sean Michael Thornton is a lawyer practicing banking, federal regulation, international law. Sean received a degree from Harvard University in 1994, and has been licensed for 29 years.

Washington Washington 29 yrs experience 29 year
Call (443) 909-4791 Book Appointment

Profile Summary

About Sean Michael Thornton at a glance

Sean Michael Thornton is a business and international attorney based in Washington, District of Columbia. They have 29+ years of legal experience, licensed to practice since 1997. Admitted to practice in California (1997) and District of Columbia (1999). Educated at Georgetown University (J.D., 1997) and Harvard University (A.B., 1994). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sean Michael Thornton is a lawyer practicing banking, federal regulation, international law
  • Sean received a degree from Harvard University in 1994, and has been licensed for 29 years
  • Sean practices in Washington, DC

Practice Areas Explained

Sean Michael Thornton's Areas of Practice

Each practice area below reflects the types of cases Sean Michael Thornton 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.

Sean Michael Thornton is one of 501,317 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

International Law

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

Sean Michael Thornton is one of 40,133 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 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 Sean Michael Thornton

Where is Sean Michael Thornton's law office located?
Sean Michael Thornton's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
What practice areas does Sean Michael Thornton handle?
Sean Michael Thornton focuses on business, international. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Sean Michael Thornton practiced law?
Sean Michael Thornton has 29+ years of legal experience and has been licensed since 1997.
Where did Sean Michael Thornton go to law school?
Sean Michael Thornton earned their education at (J.D., 1997); (A.B., 1994).
How can I contact Sean Michael Thornton for a consultation?
You can contact Sean Michael Thornton 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.

Education

J.D.
Georgetown University
- 1997
A.B.
Harvard University
- 1994

Bar Admissions

California
Admitted: 1997
District of Columbia
Admitted: 1999

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