Get together on Tuesday, September 2, 2025
Join us for hors d’oeuvres and drinks for a relaxed social event.
Location: Bielefeld University Mensa X
Welcome reception on Wednesday, September 3, 2025
Let us welcome you to this year’s edition of the OR conference in the heart of Bielefeld at the exhibition hall of the city’s Stadthalle.
Location: Ausstellungshalle, Willy-Brandt-Platz 1, 33602 Bielefeld
Conference dinner on Thursday, September 4, 2025
Experience Bielefeld’s past as a center of the linen garment industry in the unique surroundings of the Hechelei, where linen was spun and woven until the the destruction of the factory in the Second World War. Enjoy a walk through the adjacent Ravensberger park before or after your meal.
Location: Hechelei, Ravensberger Park 6, 33607 Bielefeld
Concurrent with OR 2025: Bielefeld Wine Market, September 2 – 7, 2025
The Bielefeld Wine Market will take place in the evenings from September 2 through 7 concurrently with OR 25. We invite OR 25 participants to experience a wide selection of wines and foods in Bielefeld’s historic city center.
Location: Bielefelder Weinmarkt, Alter Markt | Altstädter Kirchplatz | Niedernstraße