Liszt Academy Budapest

Kodály Institute of the Liszt Academy

Kodály Institute of The Netherlands

National Youth Choir of Scotland

Royal Conservatoire The Hague

National Youth Choir of the Netherlands

International Kodály Society

IKS Scholarship

British Kodály Academy

Scholen in de Kunst Amersfoort

Kathedrale Koorschool Utrecht

SKVR

Royal Conservatoire of Scotland

Wishful Singing

Leren met Muziek

The Movable Do Disc