Yallingup Steiner School is an incorporated association. Its Board carries the responsibility for finances and its governance.

The 2024-25 YSS inc Board members are:

• Graeme Davies – Treasurer and School Signatory
• Jennie Olszewski – Secretary
• Brooke Thomas
• Brendan La Mar
• Rae-lee Searle
• Ruth Bolton
• Jacqueline Morris – Ex-Officio 
• Jane Huxley – Ex-Officio