Mary Beth Buchanan, Esq. is a partner in the White Collar Defense and Investigations and Securities Litigation and Enforcement Client Service Groups at Bryan Cave LLP. She concentrates her practice on internal investigations, corporate compliance, white collar criminal defense, foreign corrupt practices violations, corporate and accounting fraud, antitrust litigation, health care fraud, SEC enforcement matters, Congressional investigations and complex civil litigation. Ms. Buchanan served as the United States Attorney for the Western District of Pennsylvania from September 2001 to November 2009, where she oversaw the prosecution of more than 5,000 cases, including corporate and securities fraud, bank fraud, foreign corrupt practices, false claims, money laundering, health care fraud, public corruption and a broad range of violent crimes. During her tenure as the United States Attorney, Ms. Buchanan also held several posts at the DOJ, including serving as the director of the Executive Office for United States Attorneys, acting director of the DOJ’s Office on Violence Against Women and chair of the Attorney General’s Advisory Committee. Ms. Buchanan joined Bryan Cave LLP from the United Nations, where she served as the ethics and reputational risk officer. She frequently speaks and writes on white collar, securities litigation and enforcement, and related issues.