Willem van Kooten, also known as Joost van Bellen, is a Dutch radio and television producer, as well as a music entrepreneur. He gained prominence in the 1970s and 1980s for his work in the Dutch music industry, particularly as a radio DJ and program director. His influence helped shape the landscape of popular music in the Netherlands. In addition to his broadcasting career, van Kooten is known for founding the record label Dureco, which played a significant role in promoting various artists. He has been involved in numerous projects that highlight Dutch music and culture, contributing to the country's entertainment scene.