Our team
Our team
Sharon Darcy
Sharon DarcyDirector
Sharon is a champion of consumer concerns in energy and water and has worked with Sustainability First since 2013. She served on the Council of Which? until April 2019, prior to which she was a long-standing board member of Consumer Futures.
Clare Dudeney
Clare DudeneyAssociate
Clare currently leads the Together for a Fair Climate Future programme as an associate with Sustainability First. Developing creative and collaborative responses to the climate crisis and social justice issues. She is also a fine artist and curator.
Maxine Frerk
Maxine FrerkAssociate
Maxine Frerk has wide regulatory experience including 15 years in Ofgem in senior roles.
Dr Martin Hurst
Dr Martin HurstAssociate
Dr Martin Hurst was a senior civil servant on environmental issues for 20 years, including as Water Director in government and Environment Advisor in Number 10, and is by background a professional economist.
Zoe McLeod
Zoe McLeodAssociate
Zoe McLeod is a consumer policy and regulatory expert with a particular focus on energy, water, innovation and consumer vulnerability and engagement issues.
Judith Ward
Judith WardAssociate
Judith Ward has worked with Sustainability First since 2005 and was director for five years. She is an energy policy professional with long-standing practical experience of both the utility and consumer worlds.
Alice Cross
Alice CrossResearch Officer
Alice is Sustainability First's Research Officer, responsible for carrying out research on projects and Sustainability First initiatives, as well as communicating Sustainability First's messages.
Janine Duffy
Janine DuffyCommunications and Engagement Officer
Janine is Sustainability First’s Communications and Engagement officer, responsible for developing and implementing the organisation’s communications strategy.
Sonya Peres
Sonya PeresEducational Outreach Officer
Sonya is Sustainability First’s part-time Educational Outreach Officer for the Sustainable Futures Programme. She is working on delivering workshops on sustainability for primary and secondary school youth.

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