Mark de Kock

BT Financial Group Pty Ltd. provides online investment balance and transaction services. It offers investment, superannuation, retirement income products, financial advice, and insurance options. The company was founded in 1969 and is headquartered in Sydney, Australia.

MIA Group Ltd. (formerly known as Medical Imaging Australasia Ltd.) used to provide diagnostic imaging and pathology services. The group's principal activities were the ownership, operation, acquisition and integration of diagnostic imaging and pathology practices and services including traditional radiology, advanced medical imaging and nuclear medicine. The company was headquartered in Chatswood, Australia

SingTel Optus Pty Ltd. engages in the provision of telecommunications solutions. Its services include mobile, telephony, business network services, internet, satellite services, and pay television. The company was founded in 1991 and is headquartered in Macquarie Park, Australia.

Talkland Australia Pty Ltd. provides wireless telecommunications services. The company was founded in 1992 and is headquartered in North Sydney, Australia.

Vocus Group Ltd. engages in the provision of fibre network services. It operates through the following segments: Vocus Networks Services, Consumer Australia, Business, New Zealand, and Infrastructure, Operations and Group. The Vocus Networks Services segment offers telecommunications products to the enterprise and wholesale market through the Vocus Communications brand. The Consumer Australia focuses on the value end of the consumer market which delivers telecom products and services including broadband data, fixed voice, and mobile services. The Business segment focuses on small to medium business communications offering a range of communications and technology solutions to Australian firms. The New Zealand segment relates to key consumer brands such as Slingshot and Orcon which sells outside Australia. The Infrastructure, Operations and Group segment includes the Australian Network and Technology function that manages the group's infrastructure and information technology assets. The company was founded by James Spenceley on August 28, 1998 and is headquartered in Sydney, Australia.

Trident Subsea Cable Pty Ltd. provides communication infrastructure services. The private company is based in Perth, Australia.