Marc T. Napolitana

Marc T. Napolitana

Senior Associate

(202) 375-2228


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Practice Areas
  • Criminal Law
  • Federal Employment Law
  • Military Law
  • Security Clearance Representation
Practice Locations
  • Washington, D.C.

Marc T. Napolitana, is a Senior Associate with Tully Rinckey PLLC’s Washington, D.C. office, where he practices in support of clients needing representation in Military Law and National Security Law. Marc brings his extensive legal experience to Tully Rinckey from the United States Marine Corps and two private law firms.

Marc possesses years of experience representing military personnel, federal employees, aspiring military service members (i.e. ROTC students), and security clearance applicants in a variety of legal forums. He has extensive experience representing clients in administrative separation hearings, security clearance appeals, ROTC Disenrollment Boards, and through the respective Boards for Correction of Military records processes. Additionally, he has litigated numerous issues pertaining to federal employees’ security clearance status with multiple federal agencies in the greater Washington D.C. area. Marc is also a member of the National Security Lawyers Association (NSLA).

Prior to joining Tully Rinckey, Marc spent his entire legal career on active duty in the U.S. Marine Corps as a Defense Counsel. In 2018, he was named the “Defense Counsel of the Year” for the United States Marine Corps (National Capital Region) and  was assigned as the Training Officer for all attorneys and enlisted staff in the Marine Corps Defense Services Organization (National Capital Region) on topics such as advocacy, litigation, and military justice. He was also selected for the Marine Corps Advance Trial Advocacy Competition at American University in Washington DC.

While on active duty in the Marine Corps, he successfully defended Marines in contested criminal trials who were acquitted of serious charges, including attempted murder, maiming, sexual assault, aggravated assault, wrongful use of a controlled substance, and driving under the influence. Additionally, he served as first chair counsel on more than 80 administrative separation boards and boards of inquiry. He has prepared multiple expert witnesses to testify and has litigated numerous motions before general and special courts-martial. He has also conducted investigations and contested hearings for clients across the United States and in Germany.

Marc obtained his law degree from the University of Tennessee College of Law, where he was the Chair of the Sports & Entertainment Law Society and named the Distinguished Clinical Student for the Homer A. Jones, Jr. Wills Clinic. He earned a Bachelor of Arts degree in communications with a Minor in American studies from Boston College. Prior to that, he graduated Officer Candidates School as Platoon Commander. He continues to serve in the United States Marine Corps Reserve as an attorney working in the Military Personnel Policy Branch (JPL), with a focus on officer misconduct and promotions.

Court Admissions

  • District of Columbia
  • Massachusetts


  • JD: University of Tennessee College of Law
  • BA: Boston College


  • “Defense Counsel of the Year,” United States Marine Corps National Capital Region, 2018-2019
  • Naval Justice School – Basic Lawyer Course
  • Bronx Defenders Academy Training Course
  • Marine Corps Advanced Trial Advocacy Program


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