Winston Expands White Collar & Government Investigations Practice with Partners Anne Murray and Guy Singer

Washington, D.C. & New York – April 7, 2026 – Winston & Strawn LLP announced today that Anne Murray and Guy Singer have joined the firm’s Litigation Department as partners in its Washington, D.C. and New York offices respectively.

The two bring invaluable white collar defense, corporate investigations, and compliance experience to the firm’s White Collar & Government Investigations Practice. Both are seasoned white-collar defense and compliance attorneys, who represent companies and individuals in matters involving fraud, bribery, corruption, and ethics issues.

Anne helps clients navigate government investigations and advises on complex compliance and enforcement challenges across industries and jurisdictions. She is known for her work in the anti-corruption space, with deep Foreign Corrupt Practices Act (FCPA) experience. Anne conducts internal investigations on behalf of companies or their boards into allegations related to bribery, corruption, accounting fraud, earnings management, improper revenue recognition, embezzlement, and other misconduct. She also builds, tests, and enhances corporate compliance programs.

Guy is a former state and federal prosecutor. Guy brings experience from his time in the Fraud Section of DOJ’s Criminal Division, along with decades in private practice, defending clients in white-collar and regulatory matters, counseling clients on compliance matters, and leading internal investigations. He has extensive experience with DOJ monitorships having been appointed as an independent compliance monitor as well as representing companies going through a monitorship. He represents companies and individuals before federal agencies, including the US Department of Justice (DOJ), the US Securities and Exchange Commission (SEC), and other federal and state agencies and attorneys general. He also regularly advises boards of directors on compliance and governance issues.

“We are honored to join this distinguished team of white-collar practitioners and litigators,” Anne and Guy said. “Winston has long been a leader in corporate litigation, and we look forward to harnessing the firm’s existing capabilities, along with our cross-border experience, to deliver the best possible results for our clients.”

“Anne and Guy’s tremendous experience advising clients in Winston’s key focus areas further strengthens our ability to handle the most complex, multidisciplinary matters,” said Litigation Department Co-Chairs Linda Coberly and Brett Johnson. “Their addition to the team aligns with our strategic growth on the East Coast and underscores our continued focus on deepening our capabilities at the intersection of business and government.”

“We’re pleased to welcome Anne and Guy to the firm,” said White Collar & Government Investigations Co-Chairs Suzanne Jaffe Bloom and Marc Krickbaum. “Their deep experience with significant fraud investigations, anti-corruption enforcement, and compliance is a critical addition for our team as companies navigate heightened enforcement and corruption risk while maintaining business continuity across borders.”