The Green Finance Fund
Key information
- This fund supports: net zero projects that deliver benefits in energy efficiency, clean transport or renewable energy.
- Who can apply: public sector organisations, colleges and museums in London.
- Loan amount: between £1m and £75m
- Repayment terms: flexible, up to 25 years.
- How to apply: Expression of interest is currently closed.
Quick links
About this fund
The Mayor’s Green Finance Fund (GFF) is a £500m fund providing finance to projects that deliver London’s net zero ambitions.
The aim of the fund is to decarbonise London by reducing the cost of borrowing for eligible organisations.
Our impact
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£346.8m
allocated to 15 projects so far.
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38,935
tCO2e expected greenhouse gas savings per year – equivalent to taking 27,022 cars off the road.
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58,783
kwh minimum expected energy savings per year – equivalent to heating 5,112 homes.
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3,461
mwh expected in renewable energy per year – enough to power 1,282 homes.
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14%
reduction in nitrogen oxides emissions in outer London from cars and vans in 2024.
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31%
estimated reduction in PM 2.5 exhaust emissions in outer London in 2024, delivering major public health and environmental benefits.
What we offer
We offer:
- Low-cost loans – that offer at least 40 basis points below the Public Works Loan Board certainty rate.
- Flexible terms – draw down finance when required, with interest only accruing on amounts drawn down.
- Flexible tenor – take out loans with a flexible loan term, up to 25 years.
- Flexible repayment – choose repayment method, allowing for either maturity, annuity or equal instalments of principal.
- No fees – there are no commitment or repayable fees.
Eligible projects must deliver benefits in at least one of the following:
- Energy efficiency
- Clean transportation
- Renewable energy (including district heat networks).
Read the fund criteria and applicant information to find out more.
Case studies
The London Underground has 272 passenger stations across Greater London, with the oldest dating back 160 years. The Tube network’s size and age mean continued investment is necessary to meet the needs of an ever-growing city and TfL’s Net Zero carbon targets.
TfL received £8.8m in finance from the GFF to upgrade the fluorescent lighting of 140 small and medium-sized stations to LED.
This project is expected to reduce TfL’s greenhouse gas emissions by an average of 465 tCO2e per year. This would represent a 45 per cent reduction in energy usage (49,175 kWh per year).
The Lancaster West Estate, located in North Kensington, London, is undergoing a comprehensive, resident-led refurbishment aimed at transforming the estate into a sustainable and comfortable urban living environment.
This initiative was launched in response to the tragic Grenfell Tower fire in 2017, which profoundly impacted the local community. The refurbishment involves 795 homes and is estimated to cost £244m.
The Royal Borough of Kensington and Chelsea have received £58m for the decarbonisation measures on the estate. It is expected to generate an 87 per cent reduction in energy consumption, with estimated emissions savings of 1,074tCO2e per annum. Some of the measures include:
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lighting upgrades
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external wall insulation,
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upgrading windows and doors.
The project will improve the current average EPC rating of D to between B and C.
Altogether, the works will reduce bills for residents and significantly improve living conditions by retaining more heat in winter and lower risk of overheating in summer.
The London Museum is relocating to Smithfield Market. It needs to expand to growing visitor numbers. As well as house the world’s most significant urban history collection, with over seven million items.
Rather than demolishing the existing building at the new location, the museum will preserve and upgrade the historic building. The GFF has agreed a £25m loan to the museum to support with the decarbonisation and retrofit elements of the move to the new site.
Some of the interventions supported by the GFF include:
- passive and natural ventilation strategy
- development of the museum as a Smart Building to enable the highest possible building performance
- daylight control through optimisation of glazing
- selection of modern efficient Heating Ventilation and Air Conditioning (HVAC) equipment utilising heat recovery
- renewable energy generation onsite via the photovoltaic array
The energy efficiency and renewable energy interventions are expected to generate carbon emissions savings of 1,770.68 tCO2e reduced per annum over the project lifetime of the interventions.
The London Stadium Solar Membrane Project was the first to receive finance from the GFF. The £4.35m project will install 6,500 square metres of solar membrane panels on the stadium’s roof, with expected saving of more than 200 tonnes of carbon emissions a year and the generation of enough power for all the venue’s major events.
The project is part of a range of measures to reduce energy costs and carbon emissions at London Stadium. These include solar membranes, LED lighting, chiller and air handling improvements and kiosk energy-saving devices.
Contact us
If you wish to speak to a member of the Green Finance Team please email us at [email protected]
Explore more net zero funds and support
The London EDGE Fund is a collaboration between the public and private sector to deliver GLA's net zero goals for London.
The Mayor of London's Energy Efficiency Fund (MEEF) is a £500m investment fund to deliver the low carbon projects,
The Mayor of London’s Zero Carbon Accelerator will continue to drive forward the pace of cutting carbon emissions from buildings and London.
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