Two of the best-known business dynasties in Europe and the US will come together after Lord Jacob Rothschild’s listed investment trust and Rockefeller Financial Services agreed to form a strategic partnership.

US banker David Rockefeller

RIT Capital Partners is to buy a 37 per cent stake in the Rockefeller’s wealth advisory and asset management group for an undisclosed sum, giving Lord Rothschild’s London-listed trust a much sought-after foothold in the US.