Appenzeller Käse is located in Appenzell, Switzerland, and specializes in producing Appenzeller cheese, a traditional Swiss cheese made from cow's milk. The cheese is known for its distinct flavor, which is developed through a unique aging process that involves regularly rubbing the cheese with a herbal brine.

This company plays a significant role in maintaining the authenticity and quality standards of Appenzeller cheese under the Appellation d'Origine Protégée (AOP) guidelines, ensuring the cheese is produced using traditional methods and locally sourced ingredients.