The Onsider Barcelona serviced apartments are a new stylish and luxury residences concept located in the trendiest neighbourhoods of Barcelona. In a world where mobility has become a way of living, and connection a way of being, The Onsider is a building that has been created to fill a gap between the traditional hospitality industry and the expanding demand on Extended-Stay Luxury Serviced Residences.


Our Vision

To be the home-away-from-home and exclusive living solution for those who move around the world.

the onsider luxury apartments barcelona

Our Mission

To provide residents with luxurious home-away living solutions & experiences while delivering excellence, comfort and discretion along their stay.

The Onsider Barcelona
Contemporary and cosy, these unique apartments feature a range of comfortable and luxurious modern suites, as well as an outstanding and dedicated guest relations service. Endowed by the interior designer Jaime Beriestain, The Onsider Barcelona recreates Barcelona’s cosmopolitan lifestyle in a sophisticated and elegant way, in which commitment to the environment is a must.