Worsley Alumina Pty Ltd

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Based in Collie, Western Australia, Australia. Established in 1984. Worsley Alumina Pty Ltd owns and operates a bauxite mine and an aluminium refinery. The company is a joint venture between South32, Japan Alumina Associates (Australia) Pty Ltd and Sojitz Alumina Pty Ltd.


  • Gastaldo Road  

Town, State, Country

  • Collie, Western Australia, Australia  


  • 6225 

Postal address

  • PO Box 344, Collie, Western Australia, 6225  
  • Year Established 1984
  • No. of employees 1,001-5,000
  • Ownership South32 Ltd, Australia, 86.00%
  •   Japan Alumina Associates (Australia) Pty Ltd, 10.00%
  •   Sojitz Alumina Pty Ltd, 4.00%


  • ISO 9001
  • ISO 14001

Trade Association Membership

  • Australian Aluminium Council


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