Andrew Ross, a former chief executive of Cazenove Capital - one of Schroders wealth management businesses - used to claim the firm was “the biggest multi-family office in London that nobody has heard of.”

Figures contained in the data pack that accompanied the release of Schoders latest annual results appear to corroborate this.

Clients with assets of more than £50 million with Cazenove, which focuses on the rich and very rich segment, account for 24 percent of all assets ...