KSI and a core group of partners own Misfits Boxing, a promotion company launched in 2022. The principal figures commonly cited as founders and owners are KSI (the British YouTuber and entertainer), Mams Taylor (Promoter and CEO of Proper Loud), and the Sauerland brothers (Kalle and Nisse) who run Wasserman Boxing and helped establish the Misfits venture. This ownership setup positions Misfits as a London-based promotion that collaborates with its parent Wasserman Boxing and DAZN for events.