About Us

Infoplex is a 100% subsidiary of The Leighton Group who has evolved significantly from the construction company of its origins over 50 years ago. Today it is a diversified service provider to a range of private and public sector clients. The Group utilises its financial and intellectual capital to provide integrated solutions to clients' infrastructure and project requirements.

Leighton Holdings Limited is the parent company of Australia’s largest project development and contracting group. Founded in Victoria in 1949, the organisation has grown from a small, privately owned civil engineering firm into a dynamic group that includes Thiess, Leighton Asia, Leighton Contractors, Leighton Properties, John Holland, Metlabs, Nextgen, Mayfield Engineering, John Holland Aviation, and most recently Infoplex, a world class Utility Service Provider.