2/3 of the 4,600 m2 and all buildings except the upper one is owned by a foundation called the Golden Foundation. The remaining 1,500 m2 and the upper house is owned by Yvonne Wassini, but the Golden Foundation can rent what is needed of the lower floor.
The Golden Foundation is registered in Crete as a philosophical non-profit organisation. According to its present constitution, it asks all major donators, people who stay on the site at a weekly basis and people who participate in retreats to be members of the foundation for the year of their visit or participation. The membership costs EUR 10 for a year (1 January to 31. December). If you consider joining as a member, you can read about the regulations of the foundation here.