Warren Hamel chairs Venable’s Investigations and White Collar Defense Practice. Warren conducts internal investigations and aggressively defends individual, corporate, and nonprofit clients in a wide range of white collar and environmental criminal defense and civil enforcement litigation. Clients also seek his advice on compliance and internal controls, including information governance, managing whistleblower issues, FCPA compliance, and Sarbanes-Oxley–related matters. Before joining Venable in 2002, Warren served as an assistant U.S. attorney for the District of Maryland, and was chief of Environmental Crimes and Enforcement for that office.