Hoffenheim midfielder Steven Zuber is being tracked by West Ham.
Estadio Deportivo says Juventus, Valencia and West Ham are all keen on the Switzerland international.
Zuber has been outstanding for Hoffenheim this season, scoring six goals in 18 appearances.
The 26 year-old is rated at around €10 million by his German club.
Zuber is in his third year wih Hoffenheim.
Source: tribalfootball.com