Mayer Brown
Mayer Brown is an international law firm that represents major corporations, funds and financial institutions in complex transactions and disputes.
Last updated October 31, 2026
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Overview
Mayer Brown describes itself as an international law firm positioned to represent the world's major corporations, funds and financial institutions in their most important and complex transactions and disputes. Its corporate and securities practice operates in every one of its offices worldwide, with a globally integrated team of lawyers across four continents, and the firm states that it represents a broad spectrum of public and private companies, banks, private equity and leveraged buy-out firms, special committees and management groups, including many Fortune 100, FTSE 100, CAC 40, HKE and DAX-listed companies. The firm highlights strength in New York, London and Hong Kong and capabilities throughout the Americas, Asia, Europe and the Middle East.
History
Mayer Brown presents itself as an international law firm positioned to represent the world's major corporations, funds and financial institutions in their most important and complex transactions and disputes. Its corporate and securities practice is described as being at the core of the firm's practice in every one of its offices worldwide, with a globally integrated team of lawyers across four continents. The firm states that it represents a broad spectrum of public and private companies, banks, private equity and leveraged buy-out firms, special committees and management groups around the world, including many Fortune 100, FTSE 100, CAC 40, HKE and DAX-listed companies, and it cites strength-in-depth in New York, London and Hong Kong alongside capabilities throughout the Americas, Asia, Europe and the Middle East.
Products and positioning
An international law firm positioned to represent the world's major corporations, funds and financial institutions in their most important and complex transactions and disputes.
Controversies
2021
Chicago sues Westforth Sports over alleged gun sales
In April 2021, the city of Chicago filed a lawsuit against Indiana gun store Westforth Sports, alleging a pattern of illegal sales that contributed to firearms reaching Chicago's criminal market. The allegations are claims asserted in the lawsuit and do not constitute a court determination. The filing was reported in connection with firearms recovered at crime scenes. No court ruling on the claims is stated in the source material.
Recent events
Chicago sues Westforth Sports over alleged gun sales[5]
Reported:
The city of Chicago filed a lawsuit against Indiana gun store Westforth Sports, alleging a pattern of illegal sales that contributed to firearms reaching Chicago's criminal market. The allegations are claims in the lawsuit, not a court determination.
Sources5 sources
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