The Neroverdi exceeded all expectations by finishing sixth in the Serie A last year, earning them a first taste of European football.
But the Europa League qualifying dates meant that Sassuolo were forced to begin their preseason preparations earlier than the rest of the Italian top-flight clubs, launching on Sunday with a week of tests and training.
Atletico Madrid president Enrique Cerezo has confirmed that Croatia right-back Sime Vrsaljko has passed a medical ahead of a transfer to the La Liga club.
Atletico are interested in signing current Sassuolo player Vrsaljko to act as competition for current first choice right-back Juanfran Torres, with a fee of between €15 and €18 million mentioned in regular speculation in the local press.
Serie A sides Napoli, Juventus and Napoli are also thought to be interested in the former Dinamo...
Inter Milan have made an offer of around €25 million for Sassuolo forward Domenico Berardi and are "determined" to sign the Italy under-21 international, according to the player's agent.
The offer from Inter matches a reported bid that Sassuolo turned down from Juventus. But Inter are more likely to be able to guarantee Berardi regular first-team football next season, and his agent says that Berardi will consider the offer.
"It's true, Inter have come back in for him and they seem pretty determined,"...
Sassuolo right-back Sime Vrsaljko says he would prefer to join Atletico Madrid over Napoli and is "optimistic" a deal will be completed this summer.
It has been regularly reported in the Spanish media that Atletico are interested in signing Croatia international Vrsaljko to act as competition for current first-choice right-back Juanfran, and they are said to be willing to pay around €15 million.
Serie A sides Napoli, Juventus and Napoli have also been linked with the former Dinamo Zagreb...