Browse Corporate Bodies - Y
- Y.P. Barley Producers Limited
- Yarra Mill
- Yarram Dairy Company Limited (1947 - 1951)
- Yarramundi Pastoral Company Pty Ltd
- Yelki Pty Ltd
- Yelta Mining Company
- Yeo, Crossthwaite & Company
- Yolla Diary Company Ltd (1906 - 1977)
- Yongala Butter Factory and Dairy Produce Company
- York Motors (Holding) Limited (1939 - )
- Yorke Shipping Pty Ltd
- Yorkes Peninsula Permanent Equitable Building and Investment Society (1865 - c. 1975)
- Young and Gordon Limited (1881 - 1980?)
- Younghusband Limited (1920 - 1971)
- Younghusband, Row and Company Limited (1889 - 1920)