Exclusive office building with 6 floors above ground (ground floor + 5). It is one of the most representative buildings in the Campo de las Naciones, one of the most important business areas in Madrid. It is part of a set, also known as Twin Spheres. Here are the headquarters of the companies Bull and Génesis. Each of the buildings is structured from a large glass sphere that is supported by three bodies in the shape of a parallelepiped.