Engineering - design, implementation of the MRLs and the exercise of copyright control over the object: Conduction of the development (elevator), renovation and major repair to implement energy efficiency measures of the building of 67 OU Vasil Drumev in UPI I - for school, 31st floor, NPPS Sredets, land with identifier 68134.305.123, building with identifier 68134.305.123.1, with administrative address: Sofia, S.O. - district Rebuilding, Guezovo No 63