Douglas Mangel


Doug Mangel represents insurers in connection with complex insurance coverage disputes arising under professional liability policies, including directors and officers, private equity, financial institution, investment adviser, and general partnership liability policies.

Doug has served as lead litigation counsel in numerous high-severity cases in state and federal courts around the country. He has been successful in obtaining rulings at the trial court and U.S. Court of Appeals levels on emerging issues that have advanced the interests of professional liability insurers.

Doug regularly serves as claims monitoring counsel for insurers, as well. He has extensive experience in the investigation and settlement of class action litigation, derivative actions, actions involving mergers and acquisitions, and other complex claims asserted against corporations and their directors and officers.

Bar Admissions

  • District of Columbia
  • Maryland


  • J.D., Georgetown University Law Center
  • B.A., Emory University