Dan Shanahan focuses on complex civil and criminal litigation. He has successfully represented clients in trial and appellate courtrooms throughout the United States.  Mr. Shanahan’s practice spans a wide range of substantive areas, including patent litigation, legal malpractice defense, criminal defense, government contracts, false claims, FCRA, commercial litigation, ERISA, tort litigation, class actions, securities litigation, and administrative law.  He has defended corporate and individual clients in complicated criminal and civil investigations, and spearheaded an internal investigation for a large corporation.    

Prior to joining the firm, Mr. Shanahan served thirteen years on active duty in the United States Navy, including serving as the Communications Officer on an Aegis Cruiser and later as a judge advocate.  As a judge advocate, Mr. Shanahan gained considerable trial experience trying cases ranging from theft to capital double murder.  He also served as a civil litigation attorney with the Navy’s General Litigation Division, where he represented the Navy in federal courts in a wide range of civil matters including a large class action alleging violations of the First Amendment.