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About Us



LVA was started by Alister Waller and Dr. David Hoyer, and although the software development started back in 2005, LVA pty ltd was formed in June 2006. We have put a lot of time and effort into making our software reliable, stable and rich in features.



Dr David Hoyer

  • PhD Chemical Engineering

  • Over 27 years experience in R&D and process optimisation.

  • Testing, product development, site commissioning.

    • Gold, diamond and coal mines, industrial minerals.
    • Australia, RSA, USA, Canada, Mexico.
  • Numerous software packages for mineral processing simulation and optimisation.OPC Tunnelling and integration.

    • Flowsheet simulation - crushing, grinding, size classification.
    • Wear Liner profile development.
    • Longwall Analysis.
  • Based in NSW.


Alister Waller

  • BSc Degree in Computing (CQU).

  • Experience in the IT industry since 1995

    • Graphing, statistics, integration.
    • Conversions, reporting, analysis.
    • Project management, hazard plans, risk assessments.
    • Software & database design.
    • Development, support and consulting.
    • 3 Years minesite IT support.
  • Based in QLD.
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