Ashurst and Sullivan & Cromwell are advising alongside Allen & Overy (A&O) and Skadden Arps Slate Meagher & Flom on the £9.3bn sale of UK payment processor Worldpay to US rival Vantiv.

Ashurst is acting for Morgan Stanley and Credit Suisse International on the deal, which was confirmed yesterday (9 August) after an initial agreement was reached last month.