The Güell family undertook a long legal battle to regain ownership of the building and then started negotiations with the city council about its use.

[5] It became a well-known anarchist, anti-fascist and anti-capitalist self-managed social centre which hosts events such as talks, cafes, benefits, conferences and festivals.

[6] The result was an impasse, with the squatters remaining in the building whilst the Güell family negotiated with the city council, which informed them that it was listed and not zoned for living.

[7] After eleven years of legal battles the Spanish justice system refused the man any compensation for his loss and in 2013, he took his case to the European Court of Human Rights.

[9] The collective of Kasa de la Muntanya announced in 2013, that they had disassembled a sophisticated spy camera which had been recording everyone who entered and left the squat.

[10] In December 2014, the Mossos d'Esquadra (Catalonian police) raided Kasa de la Muntanya and other spaces in Barcelona looking for evidence of an alleged anarchist terror plot.