Since 1990 Bratt Sinclaire (born Andrea Leonardi) was used to be a free-lance producer for A-Beat-C label.

which started its business in the Japanese dance music with japanese label Avex Trax.

From 1990 to 1995 Sinclaire composed and produced more than 200 tracks. Most of them truly represented a brand new Eurobeat and Techno trend in Japan. In 1995 Sinclaire, cofounded Delta and exploded with the most impressive series of Eurobeat successes of all times in terms of sales and popularity. Especially the legendary track called Night of fire is still crowned by Avex and fans as the most popular Eurobeat track of all times and brought at Sinclaire's home 3 japanese "Grammy" for the year 2000.

Then Sinclaire moved out Delta and founded SinclaireStyle company which now rules and owns all hits-tracks from the past.