Millennium Services Group Ltd. engages in cleaning, security, and integrated service specialist in the retail shopping centre, commercial property and commonwealth and state government sectors. It operates through the following segments: Cleaning and Security. The Cleaning segment represents the provision of comprehensive cleaning services to large retail shopping centre's, commercial properties, government buildings and education facilities. The Security segment primarily provided to clients in the large retail shopping centre and commercial property sectors. The company was founded by Stephen Lidbury in 2003 and is headquartered in Melbourne, Australia.