Charmex, a specialist in the audiovisual sector, began its professional career in 1986 in the business to business category, with the aim of being the reference provider in applied communication technology.For this, it established marketing agreements with the most relevant manufacturers at an international level.

In 2025, Charmex officially became an authorized NCE training center for Novastar.

Currently, the training center is located in Barcelona, Madrid, and Lisbon, with the possibility of setting up training sites in these locations. Regular NCE certification training and Novastar product training will be held here. The training site has 4 instructors and offers Level 2 and Level 3 training on LED screen solutions, LED screen implementation, and LED screen calibration, including exams and certifications.