Kirkland & Ellis

Kirkland & Ellis LLP
No. of offices22, largest office in Chicago
No. of attorneys3,828 (2025)
No. of employees5,721 (2021)
Key peopleJon A. Ballis, chairman, global management executive committee
RevenueUS$8.8 billion (2024)
Profit per equity partnerUS$9.25 million (2024)
Date founded1909 (1909)
FounderRobert R. McCormick
Company typeLimited liability partnership
Websitekirkland.com

Kirkland & Ellis LLP is an American multinational white-shoe law firm founded in 1909. With a revenue of US$8.8 billion and a profit per equity partner of US$9.25 million, Kirkland & Ellis is one of the highest-grossing and most profitable law firms in the world. As of 2025, the firm is the seventh-largest by number of attorneys. It was also the first law firm in the world to reach US$7 billion in annual revenue.

The firm’s alumni include several notable judges and government officials, including United States Supreme Court Justice Brett Kavanaugh and former United States Attorneys General William Barr and Robert Bork.