Mayer, Brown, Rowe & Maw LLP employs more than 1,500 lawyers in 14 big cities worldwide including London, Frankfurt, Paris, Chicago, New York, Washington D.C. and Hong Kong. The firm practices in a wide-range of corporate law fields—from anti-trust to mergers and acquisitions. This company is a combination of two limited liability partnerships, each named Mayer, Brown, Rowe & Maw LLP, one established in Illinois, and one incorporated in England.