Out of the referral fee (€ 28,000) and non-refundable application fee (€ 1,500), what is the monthly or yearly service charge from the license holder?

Sponsoring institutions typically charge:

One-time Fee: € 15,000 (low),

Monthly Recurring Fee: Low: € 3,000, Median: € 7,000, High: € 10,000

Deposit: Most sponsoring institutions look at deposits (to cover expenses, etc.) starting at € 25,000.