Johnson reached out to former Conservative Party chairman Andrew Feldman to taken on the chief of staff role, but Feldman turned him down, the newspaper reported https://
The step to look for a new chief of staff may be seen as reducing the role of Johnson’s aide Dominic Cummings, the architect of the 2016 Brexit “Leave” campaign, who earlier this year came under scrutiny for travelling out of London when the city was in lockdown.
Source: Economy - investing.com