Lycée Technique Josy Barthel

Lycée Josy Barthel, abbreviated to LJBM, is a high school in Mamer, in south-western Luxembourg. It was opened in September 2003, and cost €67.4m to build. It comprises 60 classrooms and 16 workshops, and has a capacity of 1,300 students. It is named after Josy Barthel, winner of Luxembourg's only Olympic gold medal-winner and former cabinet member.

It is served by its own railway station, Mamer Lycée, which lies 500 metres to the west.

The first denomination of the highschool was Lycée technique Josy Barthel and has been changed into Lycée Josy Barthel on 1 September 2009. Since then the school offers all class from 7th to 1st degree.