Vicki Brady

Telstra Corp. Ltd. engages in the provision of telecommunications and information services for domestic and international customers. It operates through the following segments: Telstra Consumer and Small Business, Telstra Enterprise, Networks and IT, Telstra InfraCo, and All Others. The Telstra Consumer and Small Business segment comprises of telecommunication products, services, and solutions across mobiles, fixed and mobile broadband, telephony and play TV/IPTV, and digital content to consumer and small business customers in Australia. The Telstra Enterprise segment sells and contracts management for medium to large businesses, and government customers globally. The Networks and IT segment is responsible for the overall planning, design, engineering architecture, and construction of Telstra networks, technology, and information technology solutions. The Telstra InfraCo segment provides a range of telecommunication products and services delivered over Telstra networks and associated support systems to other carriers, carriage service providers, and internet service providers. The All Other segments include certain items of income and expense relating to multiple reportable segments that are recorded by its corporate areas. The company was founded in 1901 and is headquartered in Melbourne, Australia.

Chartered Accountants Australia & New Zealand is an association for chartered accountants that provides accounting services. The non-profit company is based in Auckland, New Zealand.

GSM Association functions as a association representing interest of mobile operators. It offers programs and advocacy initiatives including future networks, identity, and internet of things, industry purpose, mobile for development, spectrum and the mobile economy. The company was founded in 1982 and is headquartered in London, the United Kingdom.

Optus Communications Pty Ltd. provides telecommunications services. The company is headquartered in Sydney, 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.