Louis van Gaal
In July 2014, Stuivenberg was appointed as an assistant coach at Manchester United by new manager Louis van Gaal, working alongside assistant manager Ryan Giggs. On 23 May 2016, two days after winning the 2016 FA Cup it was announced that Louis van Gaal had been relieved of his management duties. As part of his coaching team, it was also announced that Stuivenberg had departed the club.