Born in Almeria (Spain), Jose Juan Mullor Castillo (p/k/a JJ Mullor) broke through early 2008 with his first production “Guitar Dialogue (Cool Sound Music 2008)" and was picked up in no time by international top deejays (Sam Feldt, Oliver Heldens, Joris Voorn, David Guetta, Sander van Doorn, MOTI to name a few) and radio stations worldwide. Since then, JJ Mullor became a respected well-known artist by the crop of today’s major artists.

His follow up original mixes and remixes, which he released the past 8 years, all dominated the top positions of the beat port top100 charts. JJ Mullor performing from exclusive celebrity parties with Hollywood movie stars till playing at the best beach and night clubs of Spain's south coast including Balearic Islands and performed at major venues such as; Bora Bora Ibiza, Pacha Ibiza, BCM Planet Dance (Palma de Mallorca), Carpe Diem Beach Club (Hvar / Croatia), Cirque Du Soleil and the OHM Festival in Croatia, Amsterdam Dance Event just to name a few.

David Guetta and Pacha Ibiza used his remix "House Music" as the Official; F*** ME I'M FAMOUS! Pacha Ibiza Teaser for two consecutive years; in 2016 JJ reached the Number #1 position on Trackitdown Top100 Charts with his track “Quimico”