Justice are a French electro/House duo consisiting of Gaspard Auge and Xavier de Rosnay. They first came to prominence through their remix of Simian's track Never Be Alone, originally released in 2004 on DJ Hell's International DeeJay Gigolo Records. The track was eventually given a commercial release in the UK under the title We Are Your Friends on Ten Records, a sub-label of Virgin Records.

After the original release of Never Be Alone, Justice worked on remixes for a number of French groups (Vicarious Bliss, Scenario Rock) as well as larger mainstream acts such as Britney Spears, N*E*R*D, Fatboy Slim and Daft Punk. Justice's first solo single release came in September 2005 with Waters of Nazareth on Ed Banger Records and was championed by DJs such as Erol Alkan, Tiga,2 Many DJ's and Ivan Smagghe.The track was re-released in 2006 with additional remixes.