Who we are

The Collieries' Staff and Officials Association (CSOA) represents thousands of members in the Australian Coal Mining Industry. We have proudly represented our members since 1921. The CSOA is a division of Professionals Australia, formerly APESMA.
Our members are employed as Staff and Mining Officials at coal mines operated by:

  • BHP, BMA and BMC
  • Glencore
  • Anglo American
  • Peabody
  • Yancoal
  • South32
  • Centennial
  • Stanmore Resources’
  • Delta Coal
  • Vale
  • Simec
  • Wollongong Coal
  • NewHope
  • Wesfarmers
  • Whitehaven
  • Idemitsu
  • Griffin Coal
  • Bloomfield, and more.

We also represent Staff and Officials employed by contractors such as

  • Mastermyne
  • UGM
  • SEAM Surveys
  • Thiess
  • PIMS
  • WorkPac
  • One Key
  • Downer Group, and more.

If you are Staff and/ or an Official, the CSOA is your Union and Professional Association.

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Become a Member of CSOA

We are a strong network of 25,000 professionals who work together for a better deal for all our members.

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