Open Eco Homes is a project of Cambridge Carbon Footprint (registered charity no. 1127376), and as a charity we depend on the generosity of volunteers and donors.

Our Hosts and Volunteers

Thank you so much to past and present hosts and other volunteers, who work so hard to inspire and inform Open Eco Home visitors.

If you would like to volunteer please contact or click here.

2021 Open Eco Homes Funders and Sponsors

We also want to thank our funders, sponsors and donors whose financial support enables the whole Open Eco Homes project

Our supportive City Council have helped fund Open Eco Homes over many years as part of their wider vision for the city to be net zero carbon by 2030.

Cambridge Forum for the Construction Industry promotes a wider understanding and appreciation of the construction industry, with great events. They support OEH through their Grant Scheme.

From small beginnings in off-grid systems, Midsummer have grown into one of the UK’s largest distributors of solar PV, battery systems, EV chargers and heat pumps. Proud to be voted Solar and Storage UK ‘Distributor of the Year’ in 2020.

Based in Hertfordshire, GEUK are the UK’s only supplier of 100% green gas and electricity. No gimmicks, no carbon offsetting. Just 100% green energy, sustainably generated for people who genuinely care about their impact on our environment.

Sustainability is at the core of everything rhp does, informed by our holistic approach and detailed knowledge of environmental design. We deliver solutions that stand the test of time, consider economic and social factors, energy use, embodied carbon, and biodiversity.

The only local contractor solely dedicated to installing high quality VELUX roof windows, along with blinds & shutters, sun tunnels and smart controls.

Cambridge based experienced installers of heat pumps, solar PV, plus insulation and glazing, The largest retro-fitted installer of Daikin heat pumps in East Anglia with over 2000 in use.

Architect and Retrofit Coordinator, providing PAS 2035 Whole House plans, with PassivHaus Planning Package modelling, to evaluate:  retrofit options (Improvement Option Evaluations) and phasing of measures in terms of cost and logistics (Medium-Term Improvement Plans). AECB CarbonLite Retrofit qualified

Our emphasis is on sustainability in all types of work from green buildings, including new buildings and recycling buildings for a carbon neutral future, to historic building and conservation work.

We’re always happy to hear from potential new sponsors and funders who’d like to support Open Eco Homes. We offer contact with thousands of local people interested in low-energy homes, plus publicity and opportunities to participate. Please contact Tom Bragg: