Boris Johnson has appointed Dan Rosenfeld, a relatively unknown former Treasury official and banker, to become chief of staff, an essential part of the reorganization after leaving Dominic Cummings.

Rosenfeld currently works for Hakluyt, a high-end corporate consulting firm She has a number of former intelligence members Among its employees. He will replace Edward Lister, Johnson’s longtime aide and interim chief of staff, on January 1.

Rosenfeld, the global head of corporate clients for Hackleot and managing the British side of the business, previously held a senior position at Bank of America. He spent more than 10 years as a Treasury official, serving as Principal Private Secretary to Alistair Darling and George Osborne when they were advisers, from 2007 to 2011.

He heads the International Jewish Relief Organization, a humanitarian agency for the British Jewish community.

Appointing a close outsider would mistake those who pressed for the role either to go to a conservative deputy or to an established political person from within.

Rosenfeld is not well known in Tory circles, or even that he has demonstrated any particular affiliation with the party. He has Speak warmly From his time working with Osborne, some speculate that the former advisor could have proposed Rosenfeld for the role.

A former colleague in the Rosenfeld days as a civil servant in Whitehall described him as “popular, smart, very good to work with, friendly and sociable,” adding, “It’s a clear change of number 10.” Another said it was “very, very frank talk.”

The appointment follows Departure two weeks ago Cummings, controversial Johnson’s top aide, and Lee Kane, head of communications at Downing Street, amid a bitter fight inside Number 10.

Johnson offered Kane the position of chief of staff, but that was what some on Downing Street resisted, including Carrie Symonds, Johnson’s fiancée. The role had never officially existed before, although Cummings actually acted like this.

Several Conservative MPs have urged Johnson to use the departures as an opportunity to renew what many complained about is the dysfunctional Operation Number 10, seen as distant from ties to backstory MPs and lurching from crisis to crisis.

While Leicester took over as chief of staff on a temporary basis, a number of people were directed to get the job permanently, including Rep. Alex Burghart and Oliver Dowden, and longtime conservative insiders such as Isaac Levido, a subject of Linton Crosby’s political advisor, who was Participate in the Conservative Party’s victory in the 2019 elections, Or Special Adviser Henry Newman.

The Downing Street announcement said that Lester, who was now a colleague and was a key aide to Johnson when the prime minister was mayor of London, would continue since January “to provide support to both the prime minister and the new chief of staff.”