A&O Shearman

A&O Shearman is a multinational law firm. The firm was formed as a result of a merger between Allen & Overy and Shearman & Sterling, creating a firm estimated to have over 4,000 attorneys across 48 offices with a combined revenue of $3.4 billion.

The merger terms were announced on 21 May 2023 and approved on 13 October 2023 by more than 99% of partners from both firms. The merger was completed on 1 May 2024.