21 Aug 2017 --- Dutch company Prinsen Food Group has announced that they are joining forces with German company Schokoladenfabrik Gustav Berning GmbH & Co. KG, one of the largest producers of high-quality protein food bars in Europe. Prinsen-Berning is a leading player in “active nutrition” Both Prinsen and Berning are companies with a long, rich history and originated as family businesses.