In January 2008 he moved to Rot-Weiß Erfurt,[3] where he was fired in May 2008 after a hidden trial with Vitesse under the pseudonym "Joseph Ratzinger".
[5] After playing one match for the Pars against Romanian side Timişoara, manager Jim McIntyre said that they did not come together with the German striker.
[9] After Atalan was released three months later after only 10 games, Laumann's contract with VfL was terminated in October 2017 by mutual agreement.
[11] He left the club again at the end of the season, when head coach Golombek was replaced by Matthias Maucksch.
[12] On 9 April 2018, Laumann returned to the club for the third time, once again under Ismail Atalan, who had been re-appointed as the head coach of Sportfreunde Lotte.
[13] On 25 February 2020, Laumann and Atalan left Sportfreunde Lotte to join Hallescher FC.