Hergiswil: Senior residence acquires property with student apartments Senioresidenz AG buys a property in Hergiswil (NW), which is mainly used for student apartments. The total investment costs are CHF 21 million. You need to be logged in to view this content. Please Log In. Not a Member? Join Us Annual subscription "IB+ Database" CHF 95.00 incl. VAT Add to cart