Sidley Austin LLP

Sidley Austin LLP boasts a ‘multidisciplinary team that focuses on solving clients needs’, handling a number of high-profile, complex disputes, that include numerous jurisdictions. Members of the team work for leading US and foreign corporations, appearing in federal and state courts in the US. Based in Washington, Mark Guerrera and Gregory Williams lead the team. Guerrera has extensive experience representing financial institutions in high-value litigations, often concerning novel points of law, and is adept at handling matters including leading private equity funds. Williams similarly has knowledge of intricate litigation, acting frequently on litigations with parallel proceedings and concerning international public policy. Yvette Ostolaza in Dallas and Carter Phillips are key to the practice. The team continues to grow, with the arrivals of Gregory Williams and Aryeh Lev Kaplan from McDermott Will & Schulte in July 2024.