GreyScan Australia Pty Ltd is the inventor and manufacturer of Australian trace detection technology. Established in 2015 to develop and commercialise the ETD-100 inorganic explosive trace detector, GreyScan established its home in Port Melbourne in 2018, where it continues to develop and manufacture ground-breaking screening tools for global demand. Since the initial award-winning R&D undertaken in conjunction with the University of Tasmania (GreyScan was awarded the 2019 Eureka Prize for Outstanding Science in Safeguarding Australia), GreyScan has invested $35M to grow its manufacturing facilities in Australia. GreyScan's ETD-100 has been developed over a number of years and with significant private and government investment to be fast, accurate, portable and easy to use. The ETD-100 is in use by global Government agencies including the Australian Federal Police and German Federal Police, as a valuable tool in the detection of explosives.