Our People


Neil Lewis

Neil Lewis - Manager
Neil has joined us from Robert Owen Community Banking Fund where he worked as The Community Energy Fund Manager for the last 4 years.This multi-award nominated fund helped develop around 20 community owned renewable energy projects across Wales. Loaning over £1.2 million. He was previously working with Menter Cwm Gwendraeth to advise SMEs in rural Carmarthenshire on energy and environmental sustainability. He is a former Chairman of Abergwili Community Council and has a Masters Degree in Energy and Environment from The University of East London. Neil has worked previously as a Dentist and as Welsh Language Spokesperson for the Marine Conservation Society. His interest in clean energy comes from living his childhood on the edge of a very deep, open cast coal mine. Neil is also a Renew Wales Co-ordinator/Mentor.

Cara Hope

Cara Hope - Energy Local Coordinator
Cara joined the Carmarthenshire Energy team in summer 2018 as a recent Masters graduate from Swansea in healthcare research, her research had a focus on the challenges and pressures that face the NHS in the 21st Century. Having worked in community healthcare with the elderly and disabled alongside studying highlighted the effect that fuel poverty has on a persons’ health, this together with a passion and eagerness to overcome climate change encouraged the shift to community energy and her role as Energy Local Coordinator. Cara is also a keen sportsperson and is currently involved with Wales Womens rugby as a prop forward.

Gareth Tucker

Gareth Tucker - Electric Chargepoint Coordinator
Gareth is Electric Vehicle Chargepoint coordinator at Carmarthenshire Energy. He is a chartered engineer and has spent most of his career working with renewable and community energy. As well as his role at Carmarthenshire Energy, he is a director of Seren Energy where he has worked on a number of community energy projects including Carmarthenshire Energy’s wind turbine at Rhydygywdd, and he chairs the board of directors of Swansea Community Energy and Enterprise scheme, which owns a number of PV panels on Council owned buildings in Swansea. Gareth has also stood for the Green Party in Swansea at both constituency and ward elections.

Sioned Haf

Sioned Haf - Energy Local Coordinator (Part-time)
Sioned works part-time for Carmarthenshire Energy, and is based in Llangadog in the Tywi valley. She has a doctorate from Bangor University in community energy research in Scotland and Wales, and continues to contribute to research in this field. She has organised a number of events to raise awareness of the potential of community owned renewable energy projects, and created a graphic novel for schools to explore the sector in more depth. Sioned is a director of DEG (Datblygiadau Egni Gwledig) in north Wales and Community Energy Wales.

The Board

Greg Parker

Greg Parker - Chair
Greg Parker has run his own software development business for over 20 years, developing varied systems for a wide range of clients from major international organisations to local Carmarthenshire businesses: www.solutions-factory.co.uk. He is also a director of the venue management business www.venuemanagement.systems, insurance and finance business www.cpu.co.uk, and the IT director of the Classical Art and Research Centre www.carc.ox.ac.uk. He is using this experience to implement software systems and processes for Carmarthenshire Energy to ensure accountability, governance and efficiency. Greg has a strong interest in renewable energy, with his own solar power plant and solar thermal systems since 2011, electric car since 2015, and is currently developing a novel hydro power business.

Tom Defis

Tom Defis - Treasurer
Tom has a been a Carmarthenshire County Councillor for Carmarthen Town West since 2012. He is on the Social Care and Health Scrutiny Committee and Housing Review Panel (Substitute) for the county and is a school governor of the Welsh medium schools Bro Myrddin and Ysgol y Dderwen. He is also the Christian Aid coordinator for West Wales, an organisation that works to eradicate poverty and tackle the effects of poverty as well as its root causes.

Lynne Colston

Lynne Colston - Director
Lynne is a strategic partnership associate for Welfare to work and regeneration and has worked for prime contractors like Serco to enable smaller community organisations enter the employment training and skills market. Lynne is currently partnership associate for GrEW, EtAS Energy where her role involves Identifying, assessing and selecting partners and providers with the innovation and drive to deliver services for a wide range of strategic contracts. Lynne is a coordinator and mentor for Renew Wales' Sustainable STEPS initiative.

Paul Thomas

Paul Thomas - Director
Paul is the co-ordinator for Menter Cwm Gwendraeth Elli’s Local Energy Action Project, designed to tackle fuel poverty and increase energy efficiency in the County. Prior to this, he was the project officer of the Zero Carbon Future and Carbon Free Communities projects, funded by the Rural Development Plan for Wales 2007-2013. Both projects aimed to make Carmarthenshire a sustainable, low-carbon county.

Mari Arthur 

Mari Arthur - Director
Mari has a background in marketing and business development and is currently the Director of Cynnal Cymru - Sustain Wales. Mari has a passion for sustainability, politics and effective communications and wants to be part of building a more resilient Wales through a community-based approach. As board member for Carmarthenshire Energy, Keep Wales Tidy and Warm Wales Mari wants to be part of the renewable energy movement that alleviates fuel poverty and climate change.