New, energy-efficient technologies for sustainable production Before  After Company name: Brf Hammarsgården Company description: Brf Hammarsgården i Årjäng aims to provide residential apartments for permanent residence and premises to the members for use without a time limit in the condominum association’s building, thereby promoting the members’ financial interests. ID number on Grant  platform: 3891 Sector: L. Real Estate Activities EENergy …