Deane Belfield, Mt Alexander Sustainability Group (MASG) As principal of ECO2Sys, Deane combines his expertise in engineering, business and environmental science to provide leading innovative sustainability and renewable energy solutions based on the circular economy model. He is an active member of MASG, and has played a key role in both formulating the community’s 2025 ZNET vision and helping develop a clean energy transformation pathway. Deane firmly believes that communities possess untapped local potential to meet their own resource and energy needs. Prior to establishing ECO2Sys, Deane spent 20 years with global blue-chip companies, including Siemens and PriceWaterhouse Coopers where he held senior roles. He has also been a postgraduate lecturer at Monash, LaTrobe, Swinburne and RMIT universities and national chair of the Sustainable Engineering Society of Engineers Australia.