Existing building represents a monument of cultural heritage. Considering this, during repairing-rehabilitation works of the building its façade was repaired and reconstructed in its old forms. Meeting room was also reconstructed and repaired including furniture and chandeliers. Dangerous structural elements and walls of the building were strengthened with metal profiles. Part of the building which was beyond repair was replaced with new monolithic reinforced concrete load-bearing elements. Internal yard was overlapped with long span glazed arch manufactured from aluminum structures. Fountain and winter garden were arranged. Considering functionality of the building the internal utility lines were replaced and arranged.