In August 2006, Francesc Grimalt and Sergio Caballero founded "4Kilos Vinícola" in Mallorca, a company dedicated to producing wines that reflect the strength of the grape and its nuances, but with a different approach and presentation.
Francesc Grimalt is a winemaker and former partner/technician of the Anima Negra winery in Mallorca. He is primarily known for reviving the native grape variety Callet in the Balearic wine scene. Sergio Caballero is a musician, co-founder, and co-director of the advanced music and multimedia art festival SÓNAR, for which he is responsible for its image.