Our people

Guy Dundas


Guy specialises in bringing together economic modelling and policy analysis to help stakeholders navigate the energy transition.

About Guy

Guy joined ACIL Allen in 2022 as a Principal, bringing fifteen years of experience in analysing the Australia's transition to cleaner energy sources. He specialises in bringing together economic modelling and policy analysis to help governments, regulators and industry navigate this transition. Guy has a deep understanding of Australian electricity and gas markets, energy network economics and regulation, and the techno-economics of large energy user transition options.

Guy’s recent projects include: 

  • modelling the economics of renewable gas for two energy industry associations
  • a qualitative review of the potential role of natural gas in Australia’s transition to net zero emissions for the Business Council of Australia 
  • several analyses of potential policy options to improve the reliability of the east coast gas market for the Australian Government, including analysing the economics of demand management 
  • providing economic analysis of transition options for industrial gas users for the Victorian Government 
  • a cost-benefit analysis for Infrastructure Victoria on options to reduce outages and improve resilience in the electricity distribution network 
  • a techno-economic analysis of industrial decarbonisation options to advise an energy supplier on the potential for a major industrial customer to reduce gas use.

Guy’s prior roles including working for both state and national governments providing advice on policy options to decarbonise the energy sector, analysing key aspects of Australia’s energy transition for the Grattan Institute, and consulting with both ACIL Allen and London-based Vivid Economics. 

Guy holds a Master of Resource and Environmental Economics from the Australian National University, and bachelor’s degrees in Arts (majoring in Politics with first class honours) and Economics from The University of Adelaide.