
David Mark O'Dea
Military defense lawyer based in Washington D.C.
David M. O’Dea is a founding partner of O’Dea Schneider PLLC, a Washington, D.C.-based law firm focused on military defense and federal litigation. A retired U.S. Army Lieutenant Colonel, Dave brings deep experience in military justice, national security law, and complex litigation.
Before founding the firm, Dave served as a trial attorney at the U.S. Department of Justice in both the Civil Division and the National Security Division. Prior to DOJ, he was a leading litigator in the U.S. Army Judge Advocate General’s Corps, where he led the Army’s Complex Litigation Team and prosecuted major criminal cases. As Branch Chief of the General Litigation Section, he supervised teams handling FOIA and Privacy Act matters, constitutional claims, and high-value contract disputes.
Dave’s career spans numerous trials, class actions, and major criminal investigations. He has also trained hundreds of attorneys in advanced trial advocacy and litigation strategy.
- Military Law
- Zoom
- Microsoft Teams
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Free Consultation
Book online at osfedlaw.com
- District of Columbia
- District of Columbia Bar
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- Georgia
- State Bar of Georgia
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- Virginia
- Virginia State Bar
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- English
- Department of Justice
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- United States Army
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- Judge Advocate General's Legal Center and School
- LL.M. (2013)
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- Georgia State University College of Law
- J.D. (2008)
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- Legion of Merit
- U.S. Army
- Outstanding Trial Advocate Award
- The Judge Advocate General's Legal Center and School
- Expert Military Justice Practitioner - 3P Skill Identifier
- U.S. Army
- District of Columbia bar
- Member
- - Current
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- Virginia State Bar
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- Georgia State Bar
- - Current
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Military Law
- Q: What kind of legal matters does O'Dea Schneider PLLC handle?
- A: We specialize in military and federal defense. Our core practice areas include: Court-Martial Defense under the Uniform Code of Military Justice (UCMJ); Adverse Actions such as GOMORs, Article 15s, and show-cause boards; Military Records Corrections and Security Clearance Defense before administrative boards and federal agencies.
- Q: Who do we represent?
- A: We represent: Active-duty service members; Veterans; Federal employees and contractors. Our clients face high-stakes legal challenges that can impact their careers, reputations, and futures. Our office is located at: 1717 Pennsylvania Avenue NW, Suite 1025, Washington, D.C. 20006 We represent clients worldwide and offer secure virtual consultations for those stationed remotely or overseas.
- Q: What makes our firm different?
- A: Our attorneys are former federal prosecutors and senior military lawyers. We’ve led complex prosecutions, advised commanders in combat zones, and litigated national security cases. We know how the government builds its case because we used to build them.
- Expert Military Justice Practitioner (ASI 3P)
- U.S Army
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