The renovation and energy efficiency improvement project of the Višnjica Hotel has been successfully completed, bringing a range of modernizations that significantly reduce energy consumption and enhance the hotel's ecological sustainability. Through the implementation of high-efficiency heating, cooling, and ventilation systems, as well as the use of renewable energy sources, the Višnjica Hotel has become a model for applying modern technological solutions in the hospitality industry. This project not only reduces operational costs and harmful gas emissions but also improves guest comfort, providing an environmentally conscious setting. The modernized systems and increased energy efficiency demonstrate how ecological responsibility can be successfully integrated with top-notch service.