Sullivan & Cromwell

Sullivan & Cromwell LLP is an American multinational white shoe law firm headquartered in New York City. It was founded in 1879 by Algernon Sydney Sullivan and William Nelson Cromwell. It is one of the largest law firms by profits per partner. Internationally, the firm has a long history of involvement, from financing America's infrastructure to advising the Panama Canal Authority. It was among the first U.S. firms to open overseas offices, although its history includes controversial actions such as aiding Nazi Germany's arms buildup and involvement in the 1954 Guatemalan coup d'état. Sullivan & Cromwell's lawyers have been involved in various controversies, including work with tobacco companies, an insider trading scandal, criticism for representation of the FTX estate in the FTX cryptocurrency exchange collapse and the political background checks of candidates. The law firm represented President Donald Trump in his appeal of his criminal conviction in New York State court.