This year, the Treffer Foundation is once again organizing a SUMMER MARKET at ‘De Heigraaf’ Holiday Park. It will take place around the square on Wednesday, August 12, 2026, from 2:00 p.m. to 5:00 p.m. We would like to cordially invite you to this lively market.

If you are interested in participating in the market, you can rent a market stall or table using the form below.
Registrations must be received by Saturday, August 8, 2026.