Allen & Overy LLP

Overview

Founded in 1930, Allen & Overy LLP was a British multinational law firm with a strong international presence, operating in over 40 offices worldwide. As of 2023 the firm had approximately 2,868 attorneys and reported gross revenue of $2,736,800,000, ranking 12th on the 2024 Global 200 and 2nd on the 2024 UK 50. It was widely recognized for its finance, corporate and cross-border practice areas, serving global clients on complex international matters. In 2024 Allen & Overy merged with Shearman & Sterling to form A&O Shearman, combining two elite firms and underscoring its reputation as a high-performing, internationally focused legal platform.