Black Fountain Capital as family office & wealth management company diversifies in public and private equity investments in Europe, Middle East and Latin America, following its proprietary three-pillar investment approach.

The Onsider

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.


Geneva Headquarter:
Boulevard du Théâtre 2
1204 Geneva