Clifford Chance LLP is a multinational law firm headquartered in London, United Kingdom, and a member of the "Magic Circle" of leading British law firms. It is one of the ten largest law firms in the world measured both by number of lawyers and revenue. In 2013/14 Clifford Chance had total revenues of Ł1.36 billion, the highest of any firm in the Magic Circle in that year, and profits per equity partner of Ł1.14 million.
Clifford Chance was formed in 1987 by the merger of two London-based law firms, Clifford Turner and Coward Chance. In 1999 it merged with the Frankfurt-based firm Pünder, Volhard, Weber & Axster and the New York-based firm Rogers & Wells.