About Us Harmony Corporation Pty Ltd is the development arm of the Harmony Group of Companies. Directors The Harmony Corporation is owned by Jamie Stuart. Consultants Jamie Stuart is a consulant of the Harmony Corporation. Corporate Info Detailed Summary of the Hamony Corporation. Clients One of the best ways of judging any organisation is by the company it keeps. Projects The Harmony Corporation has worked on a wide range of projects in the southern & east coasts of Australia.