Lycée Technique Josy Barthel

Lycée Josy Barthel (Josy Barthel High School), 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 m 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 (enseignement secondaire).