Weil Gotshal & Manges and Quinn Emanuel Urquhart & Sullivan have secured a key win for the billionaire Barclays brothers and Irish businessman Derek Quinlain and a high-profile legal battle over iconic hotels the Berkeley, the Connaught and Claridge’s.

The Court of Appeal judgment this morning (3 June) saw Lord Justices Arden, Moore-Bick and Rimer unanimously refuse to overturn aspects of the High Court’s decision last year, when it dismissed the claims brought by property developer Patrick McKillen.