"Mason" is the stage name of the Dutch music DJ & producer Iason Chronis (born 17 January 1980). He had a number one on the UK Dance Chart in 2007 with his track Exceeder. Exceeder had originally been an instrumental and had received a vinyl only release in the UK in 2006. The new version of the track, Perfect (Exceeder) featured vocals from Princess Superstar and reached number 3 on the national British chart in January 2007. The number was a big hit in The Netherlands as well. Mason has been very popular with Ministry of Sound featuring on many of their annual compilations.