Allen Overy Shearman Sterling, the $3.4bn tie-up between two legal giants, will push for new business in the energy transition, technology and private money sectors as part of the firm’s ambitions to dominate the industry. 

In one of the biggest transatlantic legal tie-ups in history, Magic Circle law firm Allen & Overy and New York-headquartered Shearman & Sterling announced a merger on 21 May to create a global powerhouse of nearly 4,000 lawyers.