John B. Fairfax

Fairfax Media Ltd. engages in publishing of news, information and entertainment, advertising sales in print and digital formats, and radio broadcasting. It operates through the following segments: Domain Group, Metropolitan Media, Australian Community Media, New Zealand Media, Radio, and Other. The company was founded in 1841 and is headquartered in Pyrmont, Australia.

Crane Group Ltd. manufactures building and industrial products. The company was founded by George Eakins Crane in 1867 and is headquartered in North Sydney, Australia.

Part of Washington H. Soul Pattinson & Co. Ltd., Cambooya Investments Ltd. is an Australian company that provides investment related services. Founded in 1991.

Part of Cambooya Pty Ltd., Marinya Media Pty Ltd. is an Australian company that provides publishing and media services. The company is based in Sydney, Australia.

St. Luke's Hospital provides healthcare services. Its services include cardiology, dermatology, ophthalmology, pathology and rheumatology. The company was founded in 1881 and is headquartered in Duluth, MN

Marinya Holdings Pty Ltd. operates as a holding company with interest in investing and publishing services. It offers services through its subsidiaries. The company is headquartered in Sydney, Australia