Atty. Mark W. Mosier

Atty. Mark W. Mosier

Mr. Mark W.

Washington Washington 20 J. Erfahrung 20 year
Call (202) 367-9055 Book Appointment

Profile Summary

About Mark W. Mosier at a glance

Mark W. Mosier is a Partner based in Washington, District of Columbia, practforg at Covington And Burling Llp. They haand 20+ years of legal experience, licensed to practice since 2006. Admitted to practice in Kansas (2006) and District of Columbia (2007). Educated at The University of Chicago Law School (J.D., 2004) and The University of Chicago (A.B., 1997). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Über uns

  • Mr. Mark W. Mosier is a lawyer practicing litigation, administrative litigation, appellate litigation/supreme court practice and 5 other areas of law
  • Mark received a A.B. degree from The University of Chicago in 1997, and has been licensed for 20 years
  • Mark practices at Covington & Burling 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 Mark W. Mosier

Where is Mark W. Mosier's law office located?
Mark W. Mosier's law practice is located in Washington, District of Columbia. The firm is Covington And Burling Llp. You can contact the office directly through this profile page.
How long has Mark W. Mosier practiced law?
Mark W. Mosier has 20+ years of legal experience and has been licensed since 2006.
Where did Mark W. Mosier go to law school?
Mark W. Mosier earned their education at (J.D., 2004); (A.B., 1997).
How can I contact Mark W. Mosier for a consultation?
You can contact Mark W. Mosier 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.
The University of Chicago Law School
- 2004
A.B.
The University of Chicago
- 1997

Bar Admissions

Kansas
Admitted: 2006
District of Columbia
Admitted: 2007

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