The Commissioners
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Henry Tufnell MP (Chairman)
Labour MP for Mid and South Pembrokeshire
Henry was elected MP for Mid and South Pembrokeshire in July 2024. Henry is a member of the Environment and Rural Affairs Select Committee and the Co-Chair of the All-Party Parliamentary Group on Carbon Capture, Utilisation and Storage. Prior to his election, Henry was a barrister and an organiser for the Cleaners and Allied Independent Workers’ Union (CAIWU).
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John Penrose (Commissioner)
Former Conservative MP for Weston-super-Mare
John was Conservative MP for Weston-super-Mare from 2005-2024, and chairs the Conservative Policy Forum. John served as a Minister in the Cameron and May’s governments in the Department for Culture, Media and Sport (DCMS), Northern Ireland Office and Cabinet Office, as well as a Lords Commissioner to the Treasury, as well as being the UK’s Anti-Corruption Champion from 2017-2022. John is the founder of the Commission for Carbon Competitiveness and was Chair from 2023-2024.
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Melanie Onn MP (Commissioner)
Labour MP for Great Grimsby and Cleethorpes
Melanie was elected MP for Great Grimsby and Cleethorpes in July 2024, and was previously MP for Great Grimsby from 2015-2019. Melanie was Shadow Deputy Leader of the House of Commons from 2015-2016 and Shadow Minister for Housing from 2017-2019. From 2020-2023, Melanie was Deputy Chief Executive of RenewableUK.
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Arjan Geveke (Commissioner)
Director of the Energy Intensive Users Group
Arjan Geveke has been Director of the Energy Intensive Users Group (EIUG) since 2022. The EIUG represents the interests of energy-intensive industrial consumers, including manufacturers of steel, chemicals, fertilisers, paper, glass, cement, lime, ceramics, and industrial gases. Prior to joining the EIUG, Arjan was Assistant Director of Energy Policy at the Department for Business, Energy and Industrial Strategy (BEIS) and Senior Policy Analyst at the Department for Business, Innovation and Skills (BIS).