Mark S. Brennan Sr.

Mark has over 34 years of extensive trial and litigation experience in state and federal courts. Mark defends physicians, nurses, hospitals, nursing home/long-term care facilities, physical therapists, dentists, and all other varieties of health care providers against medical malpractice wrongful death and personal injury claims. Mark serves as regional counsel for long-term nursing care companies in Virginia. Mark represents and defends health care providers in proceedings before the state professional licensing and disciplinary boards. 

In addition to medical malpractice defense litigation, Mark also represents a major transportation system in defense of liability claims and subrogation matters.

Mark is admitted to practice in all federal and state courts of Virginia, North Carolina, West Virginia and Pennsylvania, the U.S. Court of Appeals for the Fourth Circuit and the U.S. Supreme Court. Mark is a member of the law firm’s Executive Board, the governing body of Vandeventer Black, and the Practice Group Manager of the firm’s Professional Liability Defense Group. He is also a member of the City of Richmond Bar Association, the Virginia Association of Defense Lawyers, the Virginia Trial Lawyers Association, the Pennsylvania Bar Association, North Carolina Bar Association, West Virginia Bar Association, the Defense Research Institute, the American Trial Lawyers Association, and the Virginia Bar Association.

Mark serves as Vice Chairperson of the Virginia State Bar Mandatory Continuing Legal Education Board and the Virginia Supreme Court Medical Malpractice Review Panel.

Mark is also active in numerous civic, business and professional organizations, including the Virginia Health Care Association, the Health Planning Committee, and the Quality of Care Committee, the Professional Liability Underwriters Society, John Marshall Inn of Court, and Virginia Society of the Sons of the American Revolution. In 2015 Mark became a Fellow of the Litigation Counsel of America. He is regularly selected as one of Virginia Business’ “Virginia Legal Elite” in the field of Health Law.

Mark received a B.A. from the University of Delaware and a J.D. from the University of Richmond, where he was an associate editor of The Law Review. He served as law clerk to the Honorable David G. Lowe, United States Magistrate Judge of the U.S. District Court for the Eastern District of Virginia, and as an officer for eight years in the U.S. Army Reserves Judge Advocate General’s Corps, Headquarters, and XVIII Airborne Corps in Fort Bragg, North Carolina.

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