New Barcelona boss Koeman has drawn a shortlist of including Depay, Keane and Van Beek as top priorities to sign, MySportDab reports.
The Ditch man will be looking to bring in Memphis Depay from Lyon who has been impressive since his Man United exit.
Other players, he plans to bring include Ajax Van de Beek and Everton Michael Keane who are both defenders.
Koeman is looking to build a new Barcelona team which will see some players leaving the club.
Such players includes Sergio Busquet alongside Jordi Alba and Luis Suarez who are set to depart.
The new Barcelona head coach Ronald Koeman wants to bring in new and fresh players like Depay, Keane and Van De Beek.
He will be hoping the signings of Donny van de Beek, Memphis Depay and Michael Keane sparks some light to his squad.
The Dutchman was confirmed as Blaugranas boss on today Wednesday and has already set out his intentions to strengthen the squad.
Koeman knows all about Ajax midfielder Van de Beek from his time as Netherlands boss which will come in handy, according to Diario.
While he spent £30 million ($39.6m) to sign Keane from Burnley while Everton manager in 2017.
Also Lyon’ Depay also during his time as coach of the Dutch team and he is responsible for helping revive the player career.
