Sean Gammons

Managing Director


Tel: +44 20 7659 8564
Fax: +44 20 7659 8565

Tel: +49 30 700 1506 01

Email: sean.gammons@nera.com
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MSc in economics, University College, London
Diplôme d’Ingénieur, Ecole nationale supérieure du pétrole et des moteurs (ENSPM), Paris
BA (Hons.), Oxford University


Mr. Gammons is a Managing Director for NERA's European Energy Group and specializes in economic and valuation issues in the power and gas industries. Mr. Gammons has prepared expert testimony in a range of commercial arbitrations, litigation cases and regulatory appeals related to these industries, covering countries such as the UK, Germany, Belgium, Austria, Denmark, Greece, Hungary and Singapore. In his advisory work, Mr. Gammons specializes in electricity and gas market design and the regulation of networks for corporate and government clients. He has led a large number of due diligence and valuation exercises in support of mergers and acquisitions, greenfield investment and financings in the UK, Europe and Asia, covering both the deregulated and regulated segments of the industry. His other past assignments have spanned regulatory issues in market design and network regulation, antitrust, risk management, fair market value assessments for tax reporting, and cost-benefit studies of policy or rule changes.



Title Type Author
An Honest Broker: Are Non-Domestic Energy Customers Getting a Fair Deal? White Paper By Sean Gammons, George Anstey, and Stephen Buryk
Decarbonising Interconnected Power Markets: Should Germany Join France in Implementin... White Paper By Sean Gammons, Daniel Radov, and Dominik Hübler
Getting Ready for Competition in Japan: Lessons Learned from Abroad Published Article By Sean Gammons, Dr. Glenn R. George, Robert Southern, and Willis Geffert
Modelling the Impact of Zonal Transmission Loss Multipliers Report Sean Gammons and Richard Druce
Paying Peanuts: Will the British Capacity Market Deliver Security of Supply? Report By Sean Gammons and George Anstey
The UK Energy Market Investigation: A Desperate Search for Evidence of a Lack of Comp... Published Article By Dr. Frank P. Maier-Rigaud, Sean Gammons, and George Anstey
Tantalus and Other Myths of the British Energy Market Brief By Sean Gammons, Prof. Dr. Frank Maier-Rigaud, and George Anstey
Review of the Impact of the Carbon Price Floor on the GB Electricity Market Study By Sean Gammons, Daniel Radov, Vakhtang Kvekvetsia, et al.
NERA Reports for RWE npower Related to Project TransmiT Report By Sean Gammons and Richard Druce in collaboration with a team from Imperial College London
Project TransmiT: Modelling the Impact of 'Improved ICRP' Report By Sean Gammons and Richard Druce with Imperial College London