Jazz On The Sofais a festival that focuses on chamber music in jazz. Presented in mostly solo and duo formations in private living rooms around the castle of Zeist. It takes place every year at the first Sunday of November.
The 2020 edition – due to the Covid-19 virus – should have been held in and around the castle of Zeist and was cancelled. It emerged back march 2-7 , 2021 as a online festival of six days.