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Welcome To The Law Office Of
Peter Thos. Hansen, P.C.

Peter Hansen has resided in Virginia for over twenty-five years and is Virginia educated. He received a Bachelor of Arts degree with distinction from Virginia Military Institute, where he was selected to attend the Virginia Program at Oxford University, England. After serving in the United States Navy, with duty aboard the aircraft carrier U.S.S. Nimitz, he attended law school at Washington & Lee University where he was an assistant editor on the Virginia Capital Case Clearinghouse, and assisted a private practice law firm in a Virginia capital case trial.


Peter Thos. Hansen riding on horseback in Fauquier County

Peter Hansen is a Virginia sportsman, and raises sheep and cattle.

Peter is licensed to practice law in both the Commonwealth of Virginia and in Washington, D.C.  Peter is also registered to practice before the Immigration Court.
He is admitted as well to practice in both the Eastern and Western District of the United States District Court for Virginia, and before the Federal Fourth Circuit Court of Appeals. He is the past president of the Fauquier County Bar Association.

Peter previously practiced law in Tysons Corner, VA and in Washington, D.C., with firms that emphasized multi-state and federal civil litigation. He was involved in multi-million dollar cases in Florida, Arkansas, South Carolina and Maryland. After leaving Washington, D.C., Peter opened a firm in Winchester, Virginia, where he focused on trial law, including civil and criminal defense cases. While involved with private practice trial work in Winchester, Peter also served as the public defender for Warren County and Front Royal. In that capacity he handled a wide variety of criminal cases including arson, attempted murder, armed robbery, and narcotics related charges.

Peter moved his firm to Warrenton, VA ten years ago, and has continued as a trial attorney in cases before civil and criminal juries both in private practice and as a court appointed attorney for the indigent. Peter continues to take court appointed cases and is appointed as a guardian for incapacitated adults and children in requiring resolution by trials.


Peter Thos. Hansen, P.C.

Areas of Practice

  • Civil Litigation
    -Qualification & Administration of
    Decedent’s Estates
  • Immigration Law
  • Criminal Defense

Areas de Practica

  • Causa Civil
    -Clasificación y Administración de
    Propiedad de Difuntos
  • Ley de Inmigración
  • Defensa Criminal
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