Guy Coolen is the general and artistic director of ""Music Theatre Transparant"", a production company for innovative opera and music theatre projects. Part of the work is for children and young people, both active and passive. The company is touring its productions internationally around the world. One of the aims is to collaborate with other groups and companies. Besides this job, Guy Coolen is also chairman of a theatre group for children, of a music festival for children and of a new baroque music ensemble,"B'Rock"", bringing together Europe's finest young baroque musicians.