Winston & Strawn

Winston & Strawn LLP is an American multinational law firm headquartered in Chicago, Illinois. Founded in 1853, it is one of the largest and oldest law firms in Chicago. The firm has offices across the United States, Europe, Asia, and South America. The firm is known for its litigation and transactional practices across a variety of fields. In 2026, the firm approved a transatlantic merger with Taylor Wessing's UK-led business to form Winston Taylor.