Ronald Machen, a member of the firm’s global Management Committee and co-chair of the White Collar Defense and Investigations Practice, is one of the nation’s leading trial and white-collar defense lawyers. His practice focuses on government enforcement actions, corporate and congressional investigations, and litigating complex civil business disputes. An experienced litigator who has tried more than 35 cases to verdict, Mr. Machen specializes in litigating complex criminal and civil actions. He also routinely helps clients navigate high-stakes, crisis situations that garner the attention of multiple regulators, enforcement authorities, Congress and private litigants. Prior to rejoining the firm in 2015, Mr. Machen served for over five years as the United States Attorney for the District of Columbia.