Carrington worked at the merchant bank
Morgan, Grenfell & Co. for seventeen years before starting his own financial advisory business, Rupert Carington Limited, in 1987. He is chairman of Vietnam Infrastructure Ltd. and of
Schroder AsiaPacific Fund, and is an international adviser to the
LGT Group. and became a member of the
House of Lords in December of that year, after winning a
crossbench hereditary peers' by-election, following the retirement of
Lord Northbourne. On the accession of
Charles III in 2022, Carrington became
Lord Great Chamberlain of England, according to the hereditary rotation of the office among three noble families. ==Personal life==