Connecting Australia through wireless infrastructure. Crown Castle Australia is part of Crown Castle (NYSE: CCI), a leader in the shared wireless infrastructure industry in the United States with an emphasis on technical and strategic innovations. Since its establishment in 2000, Crown Castle Australia has grown to become the largest independent tower operator in Australia with a nationwide portfolio of over 1,700 sites providing significant wireless communications coverage to all Australians throughout the States and Territories. Crown Castle Australia’s customers include major mobile telecommunications carriers such as Optus, Telstra, Vodafone Hutchison Australia, NBN Co, wireless broadband service providers, and key emergency service network providers. As the wireless industry continues to expand, Crown Castle Australia is at the forefront, further enhancing its portfolio of premium wireless infrastructure.