Our Team

Sarah Paparo

Senior Consultant

Sarah has over 11 years’ experience across regulated and competitive markets in Australia, Europe, and Latin America. She specialises in market governance structures and regulatory framework for rapidly changing utilities sectors.

Prior to joining MHC Sarah worked with the Low Carbon Contracts Company, one of the UK government’s central implementation agencies for energy market reform and emerging technology development. Before moving to the UK, Sarah was a commercial lawyer at Freehills. She later moved to Origin Energy where she worked across the integrated business in commercial valuation and public policy roles. Her career has been punctuated with economic empowerment projects including micro-business financing in the Philippines and solar PV panel manufacturing in Nicaragua.

Sarah holds a Masters degree in competition and market regulation from the University of Western Australia, an LLB(Hons) from the University of Technology Sydney, and a BSc in mathematics from the University of Sydney. 



Derek Atkinson

Senior Consultant

Derek joined Marchment Hill Consulting in 2015, bringing over 10 years of experience in urban and linear infrastructure development in Australia, the United Kingdom and Thailand, with the last 5 years spent working within the energy industry.

Prior to joining Marchment Hill Consulting, Derek spent 3 years as an International Development Consultant in the Asia-Pacific region, undertaking technical research and policy projects in regional energy connectivity and trade, and also utility benchmarking studies. Derek also coordinated technical land development assessments for Powerlink Queensland, in addition to providing technical surveying and environmental services on a variety of highway, railway, mining and pipeline development projects in Australia and the United Kingdom.

Derek holds Masters degrees in Governance and Public Policy, and also Environmental Management, from the University of Queensland, Australia, and a Bachelor of Surveying degree from Queensland University of Technology, Australia.

Wei Sue

Senior Consultant

With 10+ years experience in climate change and sustainability, Wei joins Marchment Hill Consulting at a time when the energy sector and the emissions debate is now inextricably linked. Wei specialises in analysis to understand complex relationships between and within sectors or entities in both energy supply and demand.


Wei joins MHC from ClimateWorks Australia where she was a Research Manager, leading and managing pioneering research projects. Recent advisory projects include working with governments in Australia to understand the opportunities for emissions reduction across all sectors of the economy, and working directly with large energy-using businesses to establish emissions reduction strategies and targets. Beyond advisory, Wei also led and co-authored a number of reports that looked at benchmarking industrial companies energy productivity performance, as well as understanding the importance of energy management.


Wei recently completed an MBA at the Melbourne Business School and New York University's Stern School of Business. She also holds a Bachelor of Science with Honours from Monash University and the University of Melbourne.


Nick Barr

Senior Consultant

Nick has over 9 years’ consulting and industry experience across the utilities sector. He specialises in supporting energy and water clients on business model strategy, business case development and risk management, with a particular focus on disruptive technologies and customer centric transformation. Nick also has a background in quantitative analysis, financial modelling and wholesale power market modelling.

Prior to joining Marchment Hill Consulting, Nick was a consultant with Accenture’s utilities strategy practice and Saha International (now Deloitte). He has also held industry positions with AGL Energy and Lumo Energy.

Nick holds a Bachelor of Commerce (Strategy and Marketing) and a Bachelor of Science (Biochemistry and Molecular Biology) from The University of Melbourne.

Brendan Ryan


Brendan has over nine years of consulting and industry experience across the utilities, financial services, and construction sectors. Brendan specialises in data analysis & modelling, research and strategy development and project planning, scheduling and delivery. Brendan brings a pragmatic and real-world perspective to understanding complex problems, isolating the practical need and taking a collaborative approach to finding a viable solution.

Brendan has developed organisational strategies, delivered complex project evaluations and led strategic initiatives. His most recent work has involved the creation of a five-year strategic plan for a large rural water corporation and a complex mid-project evaluation for a $2b water infrastructure project

Brendan holds degrees in Economics and Finance as well as certifications in project management and stakeholder engagement.

Nick Regan


Prior to joining MHC, Nick spent 5 years at National Australia Bank with experience in digital technology and 3 years in corporate banking for large private and ASX listed clients. Nick’s specialisation lies in quantitative analysis, risk analysis and financial modelling. Since joining MHC, Nick as been undertaking engagements in Activity Based Costing for a water utility, financial model auditing and grid edge technology implementation support.
Nick holds a Bachelor of Business (Applied Marketing) (Hons) from RMIT University.

Alex Atkinson

Analyst Consultant 

Alex has a diverse background with experience as an IT technician at Apple and as an environmental consultant for Environmental Strategies. Alex has also recently completed his PhD in Hydrogeology, performing research into Australia’s precious groundwater resources. He has experience in developing analytical model, environmental consulting and business process mapping.
Since joining MHC, Alex has been working with clients developing demand response business cases.
Alex holds a Bachelor of Earth Sciences degree from Durham University (UK), a Master of Sciences degree from the University of East Anglia (UK) and a doctorate degree from Monash University.

Tom Gibson

Analyst Consultant 

Tom is an internationally experienced consulting professional driven by the current challenges faced by utilities. He has a background spanning across functions of management, business development, technical delivery and project operations that enable him to play an integral role within any team environment.

With a keen interest in microgrids and energy access he has worked on several ‘grid edge’ projects across solar PV, VPP and electric vehicle technologies at his most recent role at AGL Energy. Utilising a problem-solving mindset and team centric approach to exceed set objects, Tom is motivated by complex and rewarding work.Tom holds a Bachelor of Arts (Management, International Relations) from the University of Sydney and has nearly completed a Master of Energy Systems at the University of Melbourne.