Contact details

Michael Bellstedt
02 8850 4811 / 0419 445 291


MINUS40 is a leading engineering consulting firm specialising in refrigeration, process cooling, industrial HVAC and heat recovery systems.

We serve clients across a wide range of industries including food and beverage, manufacturing, processing, retail and hospitality industry.

MINUS40 offers full project development services, from concept to completion:

  • Conceptual and detailed engineering design
  • Energy audits and feasibility studies
  • Tender documentation and management
  • Project management and implementation support
  • Measurement and verification.

Products or services

  • Refrigeration
  • Project management
  • Commercial energy audits
  • Commercial energy monitoring
  • Energy efficiency consultant

Service regions


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