During 2004, ADI controversially applied to the Australian Equal Opportunities Commission to exclude workers of certain nationalities for security reasons.

[3] ADI's large site in St Marys in Western Sydney is progressively being repatriated for residential development with their munitions capability being consolidated in Benalla, Victoria and their testing facilities being sold to Vipac Engineers and Scientists.

[3] By 2010, Thales Australia reportedly employed 3,300 people spread across 35 sites, the majority of which were based in New South Wales and Victoria.

At the same time, roughly 65 per cent of the firm's activity was within the defence sector, with transport, security, and aerospace comprising the remainder.

By 2010, the firm was engaged in the Eurocopter Tiger and NHIndustries NH90 helicopter programmes, serving as the major maintenance, spares and systems supplier on behalf of the Australian Defence Force.

[7] It has also been a supplier of various avionics and subsystems, including digital mapping, navigation, communications, electronic warfare systems, mission computers, flight simulators, sonar and mine detection apparatus.