The west Londoners began by confirming the arrival of Dario Essugo, who was signed from Sporting CP in early June. Then, Chelsea wrapped up a shrewd deal for Liam Delap - activating the £30m release clause in his Ipswich Town contract.

Chelsea have advanced their interest in RB Leipzig's XavI Simons and the player has made a decision over a potential move to Stamford Bridge this summer.