Sidley Austin LLP

Overview

Sidley Austin LLP, founded in 1866 and headquartered in Chicago, is a multinational law firm with a long history and a major global presence. The firm employs roughly 2,000 lawyers (the National Law Journal reported 1,979 attorneys while Vault notes a global footprint of over 2,300 lawyers across 21 offices) and reported $3,439,646,000 in revenue for 2024, ranking 6th on The American Lawyer's 2025 Am Law 200 and among the highest-grossing firms globally. Sidley handles a broad range of sophisticated practices serving clients in energy, financial services, healthcare, insurance, life sciences, sports and media, and technology, with strong U.S. and international capabilities. It is known for high-caliber, complex work combined with an amiable, Midwestern-influenced culture and an expressed commitment to building a welcoming, inclusive workplace.