Baker McKenzie

Multinational law firm Baker McKenzieHeadquartersChicago, IllinoisNo. of offices74No. of attorneys4,595Major practice areasCommercial law, M&A, antitrust, tax lawKey peopleSunny Mann (chair)Revenue $3.64 billion (2025)Profit per equity partner$2.103 million (2024)Date founded1949Founder Russell Baker John McKenzie Company typeSwiss vereinWebsitebakermckenzie.com Baker McKenzie is a multinational corporate law firm headquartered in Chicago. Founded in 1949, as Baker & McKenzie, it operates decentralized offices in 45 countries, and is best known for its cross-border trading and tax law expertise. History Co-founding partner Russell Baker, who had graduated from the University of Chicago Law School, opened his first practice, Baker & Simpson, with Dana Simpson, in Chicago in 1925. The firm provided legal services to the growing Mexican American community in Chicago, which would set a foundation for its global reach. Simpson retired in 1932. In 1949 Baker was joined by John McKenzie, a graduate from Loyola University Chicago School of Law, who helped further establish the international practice. Baker McKenzie became the first multinational law firm in the world, beginning in 1955, af