Contact us May 10, 2017May 11, 2017 by -cob- Ron’s Org Committee Max Hauri, Chairman Mazzinistrasse 7, Grenchen 2540 SwitzerlandOpening hours: Daily from 9.30-12 , 13.30-18.00 and 19-22 +41 (0)32 513 72 20 Your Name (required) Your Email (required) Subject Your Message