Management Team






Cliff Mallett is responsible for the ongoing development of Carbon Energy’s world-leading technology. Additionally, Cliff undertakes assessment of potential coal deposits that may be suitable for the Company’s expanding portfolio of Australian and international projects. He is also heavily involved with the evaluation of emerging carbon capture and storage opportunities. Cliff is a world leading authority on UCG. Having pioneered Carbon Energy’s keyseam technology, Cliff continues to lead our experienced technical team, who have achieved the most effective operations and the highest gas quality publically recorded from a UCG project; as well as having keyseam independently validated by the Queensland Chief Scientist.  Prior to working with Carbon Energy Cliff was one of the lead scientists with the CSIRO, that developed keyseam following 10 years of research and development. 

Cliff has been associated with advancing the development of UCG process technology for more than 15 years and has degrees in geology from the University of Queensland and the University of Melbourne. He has almost 30 years experience in mining research at CSIRO culminating in him acting as Chief of CSIRO Exploration and Mining Division, interim Director of the Centre for Low Emission Technology, and Executive Manager, Queensland Centre of Advanced Technologies.  Cliff was appointed Chairman of the International Association for Underground Coal Gasification (UCGA) and in June 2016, Director of the International UCG Research Centre for China.





Stuart MacKenzie brings to the Company strong resources and legal experience having worked initially as a geologist in Canada before becoming a corporate lawyer at Blake Dawson Waldron (now Ashurst) and Stikeman Elliott. From 2001 Stuart served as an internal legal counsel and company secretary for Placer Dome Asia Pacific, Lihir Gold Limited and Pacific Aluminium as well as advising Barrick Gold Inc. on two projects in Papua New Guinea and is currently general counsel for Chinova Resources.




Terry Moore is responsible for development and ongoing operation of Carbon Energy's global projects. Terry has over 35 years engineering experience in both the resources and energy sectors and 20 years' experience in senior management roles including roles with Ausenco Operations and Downer EDI Mining. His experience covers extensive electrical, mechanical, civil and maintenance engineering disciplines, as well as design and construction projects from concept to commissioning and operational readiness. Terry's solid track record incorporates optimisation of projects based on best practices including plant utilisation, cost control and business process, as well as managing regulatory compliance. He leads a small team of project, environment and safety professionals.