Meet The Team!

Tim Coombe

Chair

Tim has long been a supporter and advocate of the Community Energy model and has been involved in Croydon Community Energy almost since its inception. He has also been a climate activist and advisor to Croydon Council when they ran a Citizen’s Assembly on the Climate Crisis. His career has been in Software Engineering which has given him experience of project governance and conflict resolution. More recently he has been the Volunteer Manager for CCE.

Sarah Hitchcock

CEO

Sarah has worked in the sustainability sector for over 20 years in a range of roles, in both not-for-profit organisations and at local authorities. Starting her career as a volunteer energy advisor in Croydon, she went on to support the development of the national Energy Efficiency Partnership for Homes and spent 8 years providing the secretariat for the London Carbon Action Network, as well as delivering grant-funded retrofit programmes.
Most recently, she was Head of Climate Action at Islington Council. With additional experience in community-led regeneration and place-making, she is passionate about empowering local people to tackle climate change and build resilience in their communities.

Andrej Miller

Fuel Poverty Director

Andrej is passionate about alleviating fuel poverty at a national and local level whilst helping people live healthier lives and decarbonising energy. He has worked in energy and climate policy for over 20 years, with most of that time spent on domestic energy efficiency and fuel poverty. Until 2024, he was a civil servant working on several fuel poverty strategies and leading multiple policies, including the Energy Company Obligation and Warm Home Discount.

Tolu Osinibi

Projects Director

Tolu has been an active CCE volunteer, helping promote the first community share offer that enabled the installation of solar at our first two sites. Now as Projects Director, he brings hands-on project delivery experience from operating and maintaining the Kent Enviropower Waste-to-Energy facility, leading feasibility work, and managing a £200k fuel tank and pipeline project from design through commissioning and operations – alongside three years in technical and cost assurance roles across government, supporting the UK’s first CO₂ Transport & Storage networks.

Will O'Sullivan

Finance Director

Will is a passionate supporter of the cooperative model, having lived in housing coops around the UK. He currently works for a think-tank that promotes Paris-aligned renewable energy investments. He’s looking for ways to finance projects to convert operating coal plants to renewables.

Chioma Nwosu

Secretary

Chioma brings strong organisational and communication skills to help keep our organisation running smoothly. A master’s student in Sustainability Management and Innovation at the University of Westminster, she is passionate about environmental protection and practical climate action.

Risham Waseem

Marketing Director

Risham is a digital storyteller, social media expert, and communication and advocacy strategist, originally from Pakistan but currently based in London. Her expertise lies in creative and innovative 360-degree communication strategies that make use of a combination of new and traditional media spaces. Recently she created a 5 part podcast that addresses the issues of climate crises with UNESCO.