Adelaide's own Kayla Itsines and Tobi Pearce reaquire their fitness platform Sweat from US company iFIT Health & Fitness.
Kayla together with partner Tobi Pearce have made one of the biggest jumps up the list over the past year.
Kayla Itsines and Tobi Pearce show no signs of slowing down as they climb the 2017 Financial Review Young Rich List.