Australia's high society is made up of a mix of old and new money families, with some dynasties dating back generations and others rising to prominence in recent years. The article highlights several prominent families, including the Forrests, Hays, Symonds, O'Neils, Waterhouses, Inghams, Triguboffs, Lews, Packer, Playfairs, Onisforous, Abedians, Oatleys, Leckies, Laundys, Gazals, Maloufs, Hemmes, Fairfax, and tech titans Melanie Perkins, Mike Cannon-Brookes, and Scott Farquhar. The families have made their fortunes in various industries, including mining, property development, hospitality, media, and technology.