Banco Santander SA-backed British payments group Ebury is starting to sound out potential investors for an initial public offering in London, according to a person familiar with the matter, as the Spanish bank and its founders continue to weigh options for the business.

Online fashion retailer Shein is preparing to start early, informal meetings with investors to gauge interest ahead of a potential initial public offering in London, according to a person familiar with the matter.

Shein confidentially filed papers with Britain's markets regulator in early June, kicking off the process for a potential London listing by the company later in the year