Almost 30 years professionally dedicated body and soul to electronic music. Dj and producer from Barcelona, with over 1000 published musical productions. From 1987 to the present he has made sets in large clubs nationwide such as: BCM (Mallorca), Family Club (Toledo), Fabrik (Madrid), Txitxarro (San Sebastian), Scorpia (Barcelona), Queen (Pontevedra) or Q (Manises).His performances have been seen from Portugal, Mexico, Germany, England, USA, etc. He has shared the stage with great artists of the world scene as, Cristian Varela, Carl Cox, Armin Van Buuren, Sister Bliss, Juzge Jules, Dj Misjah and etc ... In his role as a music producer, it has evolved since its inception in the early 90s, publishing productions with labels like Max Music, Quality Madrid, White and Black, Sony Music, Pornographic Recordings, 23 rd Century Rec, Fog Area Vale Music and Kontor among many others. Able to perform any dance genre, Julio was the inventor of an indigenous style of the 90s called "Makina" just at the time of most musical performance at the national level. Being chameleonic has adapted to the times through the Progressive, Trance, Techno, Minimal and currently immersed in the Deep, House and Tech House. Currently, Djs as Umek, Norman Cook, Paul Oakenfold and Luciano among others, pricked their productions. The experience and communication skills, leads him to develop another related aspect to teaching and learning disclosure DJ and music production, giving Master Classes in different cities of the state. Currently, Julio Posadas has created 73 Muzik Academy, a center dedicated to teaching within the field of DJ and music production located in Barcelona. The contribution R.R.S.S. on this matter, it leads him to publish his writings in magazines like Vicious Magazine and Xoowmagazine, both virtual and printed edition. Opening different fields, Julio Posadas owns Enjoy It Muzik Productions and 73, which is one of the hallmarks of electronic music with more expansion nationwide in the last year. They accommodates new values within the music scene, and helps expand dance music beyond our borders. July Posadas is a reference trajectory and perseverance.