New, energy-efficient technologies for sustainable production Before  After Company name: Kolm Kolmnurka OÜ Company description: Rent of rooms for accommodation and events. ID number on Grant  platform: 1489 Sector: I. Accommodation and Food Service Activities EENergy budget: 10 000 € Country: Estonia Energy Optimization Pathways Investment Specific Focus Areas Investment: Invesments in  building efficiency, Invesments in renewable energies