Jürg Rieben

Jungfraubahnen Management AG provides management and consulting services to companies that focus on the transportation and tourism industry. The company was founded on February 16, 2000 and is headquartered in Interlaken, Switzerland.

Contopharma AG engages in the development, sale, and distribution of pharmaceutical products. It offers contact lenses, contact lens care products, cosmetics, as well as hygiene, face and hand care products. The company was founded by Tobias Bichsel and Raphael Eschmann in 1985 and is headquartered in Interlaken, Switzerland.

Cremo SA processes milk and manufactures dairy products. Its products include milk, creams, yoghurts, butter, cheeses, and drinks. The company was founded in 1917 and is headquartered in Villars-sur-Glâne, Spain.

Laboratorium Dr. G. Bichsel AG engages in the production, sale, and distribution of pharmaceuticals and medical devices for hospitals, nursing homes, healthcare organizations, as well as medical companies and veterinarians. It also provides dialysis and infusion solutions, as well as related materials needed for home dialysis. The company was founded on August 22, 1979 and is headquartered in Unterseen, Switzerland.