The Atrium Business Center was created in 2003 by industry professionals who tried to offer a new concept in the world of business services. It started with 500 m2 on Calle Zurbano 45, next to Paseo de la Castellana in Madrid, and was introduced from the first day the flat rate system for office spaces and total flexibility in dealing with customers' needs, both office and virtual office, both in its telephone service as a registered office, tax or commercial address only. 3 years later, the new center was opened in Pozuelo de Alarcón, in the Attica building, responding to the demand that existed in the northwest area of Madrid for this type of service. In 2014, the facilities were expanded by opening a new space on Paseo de la Castellana and new office topologies were added for larger companies (which in many cases had grown with us). In 2017 we managed more than 3000 m2 of offices, serving more than 300 companies. Our vocation is to continue to grow but without ever neglecting the