10. Michael Friedlander
Net Worth: $774 Million
Michael Friedlander has become known as one of New Zealand’s toughest landlords. He has over 220 properties that include both commercial and residential investments. He also owns a large parcel of land in Waikato that is valued at over $18 million. While Michael and his family do not like to talk about their investments or the money they have made from them, they are vocal about their charity efforts through their foundation.