 On 6 August 2011, Foor made his NEC Nijmegen debut in a 2–2 draw with Heerenveen, in which he replaced Lasse Schöne in the 79th minute.On 10 September 2011, Foor was given his first NEC Nijmegen start against local rivals De Graafschap.The game resulted in a 1–0 victory for De Graafschap and Foor lasted until the 71st minute before being replaced by Manchester City loanee Abdisalam Ibrahim.