In March, they competed at the 2012 World Championships in Nice, France; their placement in the preliminary round, 20th, was insufficient to qualify for the short dance.

In 2013, Mansour teamed up with Michal Češka to compete for the Czech Republic, following a tryout in Europe.

Deciding to change coaches, they joined Igor Shpilband in Novi, Michigan, at the end of the month.

[3] The duo won gold at the Pavel Roman Memorial and then finished 13th at the 2016 European Championships in Bratislava after placing 14th in the short and 13th in the free.

In July 2016, Mansour/Češka received their first Grand Prix assignment, replacing Federica Testa / Lukas Csolley at the 2016 Trophée de France.