Andy Darby

process cost modelling expert


  • Process cost modelling expert
  • Furnace modelling
Andy leads Innoval’s process cost modelling activities and furnace modelling activities.
He also devised and manages Innoval’s LRQA-certified ISO 9001:2015 business management system.


Andy is a Chartered Engineer and a Fellow of the Institution of Chemical Engineers. He has extensive plant experience with over 30 years of working in most of the process areas found in the aluminium and alumina industries. In these industries, he’s been responsible for equipment design, installation, commissioning, control and operation.

He has also experience in recycling, chemical finishing processes and minimising waste.

Andy is part of our Process Improvement team where he develops a variety of cost models. These can be process-based for a specific client, such as ECCA (European Coil Coating Association). They can also be used in financial viability studies, such as for greenfield investments.

Blog posts by Andy

What can a Process Cost Model do?

Aluminium rolling models: coil annealing cycles

Why ISO 9001 certification is important when you provide a service

Plant capacity modelling considerations

Energy utilisation modelling considerations

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