The building consists of three sections.
The structure of the two side sections is three levels high and contains less sumptuous décor than the central section, with large stained glass windows at the level of the ground floor mullioned windows on the first floor and the second lobed. In both buildings, the end facing the street is wider than the rest of the block and inside houses noble rooms, the east side is the Cambó´s library room and west of the file room. These spaces were damaged with use "functional" in the twentieth century and is now recovering.