Gross revenue for The Global 100 grew by 6.4 percent in 2017, to $105.7 billion. That surpasses 2016's increase in gross revenue of 2.8 percent. This year, 77 of the world's top-grossing firms have more lawyers in the United States than anywhere else, while 12 have the greatest share of their lawyers in the United Kingdom. Eight firms are structured as vereins or European Economic Interest Groups (EEIGs). Forty firms had more than $1 billion in revenues, compared with 34 last year.

Looking to buy the report or leverage the Global 100 data with powerful data visualizations and expert analysis? Access Premium Content

In most cases, gross revenues for U.S. firms are derived from The Am Law 100. Other firms were surveyed directly for The American Lawyer's Global 100, Legal Week's U.K. Top 100 or The American Lawyer's Asia/China report.