Our Company

Airport Development Group (ADG) acquired a lease for the three Northern Territory Airports (comprising Darwin International Airport, Alice Springs Airport and Tennant Creek Airport) from the Commonwealth Government with a commencement date of 10 June 1998 and total consideration in the order of $110 million.

ADG is the ultimate parent company of the group (refer companies' structure diagram.)  ADG owns 100% of Northern Territory Airports Pty Ltd (NTAPL) which, in turn, owns 100% of Darwin International Airport Pty Ltd (DIA) and Alice Springs Airport Pty Ltd ASA) who are respectively the holders of a 50 year lease over Darwin International Airport and Alice Springs Airport with free options to renew for a further 49 years.

ADG also owns 100% of Tennant Creek Airport Pty Ltd (TCA) who are the holders of a 50 year lease over Tennant Creek Airport with free option for a further 49 years. 

ADG is majority Australian owned, a requirement of the Airports Act 1996. Click here for detail on the current ADG ownership structure.

In our direct airport companies, we employ over 80 full-time employees and contract many other personnel to provide key airport services. Together with our airline customers, we handled over 2.4 million arriving, departing and transit passengers, and the combination of all of the on airport and off-airport businesses that support them contribute over 1.5% of the Gross State Product of the Northern Territory.  Moreover, we employ over 1600 people when including our airline customers. 

  • Darwin International Airport
  • Alice Springs Airport
  • Tennant Creek Airport

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