Pamplona, 1963. Draftsman, poster artist, muralist, cultural agitator and businessman. He is the founder and creative director of Katuki Saguyaki. He was one of the founders and creative director of the Kukuxumusu drawing factory. He has directed The moon also rises, Testis Xtreme or New York, Ronda, Alcoy, Sanfermines ... and multiple conventional or animated commercials for television and the Internet.

Vizcaya. He began his career directing music bands for music bands (Platero y tu, Etsaiak, Doctor Deseo, Su ta gar). From there he went on to direct and carry out television programs for children and young people for ETB (Superbat, Betizu, Galdestreet). In 2002 he directed his first animated film, Olentzero, un cuento de Navidad, nominated for the Goya awards, which would be followed by Los Balunis (2004), also nominated for the Goya and Olentzero y el tronco mágico (2005). In 2006 he began a new journey by founding the animation production company Somuga and making a commitment to animated films for adults. As a result of this work, the irreverent comedyLa vuelta al mundo ¡gratis! (2009) and the musical drama Gartxot (2011). Juanjo has also directed documentaries and web series and is currently executive producing several animation projects