This project proposal has the general objective of: Increase energy efficiency and reach at least class C in the residential sector, cleaner the environment and changed urban appearance.The project sets the following specific objectives:1. Improvement of the residential infrastructure — energy renovation of three multi-family residential buildings on the territory of Gorna Oryahovitsa;2. 62 households to move to the higher energy consumption class;3. To improve the living environment of 62 households;3. To reduce greenhouse gas emissions into the atmosphere.The objectives of the project will be achieved through the implementation of several main activities related to: engineering including: preparation of investment project, energy efficiency and repair works in the buildings-sites of the project, as well as the exercise of author’s supervision; preparation of a comprehensive report; approval of the investment project by the chief architect of the municipality and issuance of a building permit; construction supervision.The main measurable result after completion of the project will be: higher level of energy efficiency of three multi-family residential buildings in Gorna Oryahovitsa. The value of the project proposal is 1 724 239.83 BGN and has a duration of 30 months. The team responsible for the implementation of the project consists of a manager, an investment control specialist, a public procurement specialist, a technical assistant and an accountant. Information on the project and donor will be disseminated to the general public.