Cork born and bred, Mark O'Sullivan embodies the spirit of the Peoples republic; however, living in Sweden has refined his style and as a result his music production has a unique fusion of loyal, robust and deep qualities that only come from true punk and diy ethics and dedication to the groove.

As one half of DK7, collaborator with all people called Dahlback, friend and foe to the worlds elite DJs and producers and decent footballer to boot, Mark O'Sullivan has many varied strings to his bow. From remixing Leftfield to touring Japan, Mark O'Sullivan represents what Nice & Nasty espouses 100%.