Clyde & Co, Stephenson Harwood and Memery Crystal are all advising on a case that has seen what is thought to be the first High Court claim served via Facebook.

The case, involving a $2.1m (£1.3m) claim brought by investment-managers AKO Capital and AKO Master Fund against former broker TFS Derivatives, has seen Mr Justice Teare approve the use of Facebook to locate former TFS employee Fabio de Biase.