Atty. Mark A Riordan

Atty. Mark A Riordan

Mark A Riordan is a lawyer practicing government contracts litigation. Mark received a B.A. degree from Northeastern University in 1980, and has been licensed for 38 years.

Alexandria Alexandria 38 yrs experience 38 year
Call (571) 670-6919 Book Appointment

Profile Summary

About Mark A Riordan at a glance

Mark A Riordan is a VT Systems Inc. based in Alexandria, Virginia. They have 38+ years of legal experience, licensed to practice since 1988. Their practice focuses on government. Admitted to practice in District of Columbia (1988), U.S. Court of Appeals, Federal Circuit and U.S. Court of Federal Claims (1990), and U.S. District Court, District of Columbia (1992). Educated at Harvard Law School (J.D., 1988) and Northeastern University (B.A., 1980). Recognitions include BV Distinguished. Serands clients in Alexandria, VA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark A Riordan is a lawyer practicing government contracts litigation
  • Mark received a B.A. degree from Northeastern University in 1980, and has been licensed for 38 years
  • Mark practices in Alexandria, VA

Practice Areas Explained

Mark A Riordan's Areas of Practice

Each practice area below reflects the types of cases Mark A Riordan handles, with a brief overview of what that area of law covers.

Government & Administrative Law

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

Mark A Riordan is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Virginia →

Jurisdictional Context

Why local counsel matters in Virginia

Practicing law in Virginia. Legal matters in Virginia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Alexandria are typically filed in the local municipal court or the appropriate Virginia state district court, depending on subject matter and amount in controversy. An attorney licensed in Virginia 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 Virginia courts without local counsel or pro hac vice admission.

Looking for additional Virginia attorneys? Browse all attorneys in Alexandria or all attorneys in Virginia.

Frequently Asked

Common questions about Mark A Riordan

Where is Mark A Riordan's law office located?
Mark A Riordan's law practice is located in Alexandria, Virginia. You can contact the office directly through this profile page.
What practice areas does Mark A Riordan handle?
Mark A Riordan focuses on government. Each practice area listed reflects experience handling cases of that type in Virginia.
How long has Mark A Riordan practiced law?
Mark A Riordan has 38+ years of legal experience and has been licensed since 1988.
Where did Mark A Riordan go to law school?
Mark A Riordan earned their education at (J.D., 1988); (B.A., 1980).
How can I contact Mark A Riordan for a consultation?
You can contact Mark A Riordan 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 Mark A Riordan received?
Mark A Riordan's notable recognition includes: BV Distinguished.

Education

J.D.
Harvard Law School
- 1988
B.A.
Northeastern University
- 1980

Awards

BV Distinguished

Bar Admissions

District of Columbia
Admitted: 1988
U.S. Court of Appeals, Federal Circuit and U.S. Court of Federal Claims
Admitted: 1990
U.S. District Court, District of Columbia
Admitted: 1992

Reviews

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