Diamond Power

Formed in 1966, Halley & Mellowes represents an impressive list of internationally respected companies and manufactures under licence to a number of these companies. We also manufacture a range of products and equipment developed and designed by our own engineers. In 1990 an employee owner group was formed and acquired 50% of the company from co-fo... under Mike Mellowes. These shareholders span a diverse section of the company and underwrite the efficient function of the Halley & Mellowes Group. The Halley & Mellowes Group of Companies (The HMA Group) manufactures, services and sells a wide range of capital plant equipment to a diverse range of industries. This includes the mining sector, processing, material handling, power generation and oil and gas refineries. To these sectors we provide services such as material handling, geotechnical instrumentation, boiler cleaning technology and engineering consultancy services, amongst others. The group was originally comprised of Halley and Mellowes, Greenbank Terotech, Ceramatech, POGC Sensor Technology, Diamond Power Australia, Valveco, Techniplan, Measurement Resources, Geotechnical Systems Australia, Select Transmission & Motors Australia and Uretech. These merged to form the following divisions: HMA Materials Handling comprising of Halley & Mellowes and Techniplan, HMA Wear Solutions comprising of Greenbank Terotech, Ceramatech and Uretech, HMA Instrumentation comprising of POGC Sensor Technology and Measurement Resources, HMA Power Generation comprising of Diamond Power Australia, HMA Flow & Industrial comprising of Vavleco and Select Transmission & Motors Australia and HMA Geotechnical comprising of Geotechnical Systems Australia.Read More