The quality of our production is verified by the following certificates Seit 1932 Günzburger Nahrungsmittelfabrik Gebr. Strehle GmbH Quality control Impressum      Günzburger Nahrungsmittelfabrik Gebr. Strehle GmbH Auweg 1, 89312 Günzburg - International Food Standard (IFS) - ÖKO-GARANTIE (BCS) - Supplier Ethical Data Exchange (SEDEX)