UK Sector Grants

Green & Sustainability Business Grants

The UK government is investing heavily in the green economy transition. Grants support businesses to reduce emissions, adopt renewable energy, develop green technologies, and implement circular economy practices.

45grants available
Innovation, growth & development funding

Net Zero Support

Various programmes help businesses reduce their carbon footprint. Industrial decarbonisation grants, energy efficiency schemes, and transition funding support the journey to net zero.

Renewable Energy Grants

Funding is available for businesses developing or adopting renewable energy technologies. This includes solar, wind, hydrogen, and energy storage projects.

Circular Economy

Grants support businesses implementing circular economy principles - reducing waste, reusing materials, and developing sustainable products and services.

UK Clean Energy Grants

45 grants found

closed
Innovate UK (with co-funder Office of Gas and Electricity Markets)

Ofgem Strategic Innovation Fund Discovery C6

Funding for collaborative Discovery Phase Projects that meet the Innovation Challenges to help transform gas and electricity networks.

Up to £30,000,000UK Wide24 Jun 2026
Clean EnergyGrants & Funding
closed
Innovate UK

Ofgem Strategic Innovation Fund Round 5 Discovery C6

Organisations can apply for a share of up to £30 million exclusive of VAT, for collaborative Discovery Phase Projects that meet the round 5 challenges. This funding is from the Ofgem Strategic Innovation Fund.

Up to £200,000UK Wide24 Jun 2026
Clean EnergyGrants & Funding
closed
Innovate UK

Electricity Demand Turn Up trial: EoI for flexibility providers

UK registered businesses providing flexibility services can submit an expression of interest for a trial assessing if DTU can reduce renewable electricity curtailment in Great Britain. Successful applicants can apply for a share of up to £16 million.

Up to £16,000,000UK Wide16 Sept 2026
Clean EnergyGrants & Funding
closed
Innovate UK

Funding opportunity: Ultra Long Duration Energy Storage Project Development Studies Relaunch

UK registered businesses can apply for a share of up to £3 million for project development studies to support the development of electrochemical ultra long duration energy storage demonstration projects in the UK.

Up to £3,000,000UK Wide30 Sept 2026
Clean EnergyGrants & Funding
closed
Mayor of London / Greater London Authority

London Community Energy Fund

Supports the feasibility, development, and delivery of community energy projects in London to reduce greenhouse gas emissions, generate clean energy, and increase resilience in local communities.

Up to £60,000London30 Sept 2026
Clean EnergyGrants & Funding
closed
Innovate UK, Office of Gas and Electricity Markets (Ofgem)

Funding opportunity: Ofgem Strategic Innovation Fund Discovery C7

Organisations can apply for a share of up to £30 million exclusive of VAT, for collaborative Discovery Phase Projects that meet the Innovation Challenges from the Ofgem Strategic Innovation Fund.

Up to £30,000,000UK Wide21 Oct 2026
Clean EnergyGrants & Funding
closed
Innovate UK and Office of Gas and Electricity Markets (Ofgem)

Funding opportunity: Ofgem Strategic Innovation Fund round five discovery C7

Organisations can apply for a share of up to £30 million exclusive of VAT, for collaborative discovery phase projects that meet the round five challenges.

Up to £30,000,000UK Wide21 Oct 2026
Clean EnergyGrants & Funding
open
Energy Systems Catapult

Energy Resilience Accelerator – helping SMEs scale their resilience innovations

A programme designed to connect ambitious SMEs with industry partners (Centrica, NHS England, NESO, NGED, SSEN) to collaboratively develop trial proposals tackling pressing energy resilience challenges, with fully funded technical and business support and potential trial funding.

Up to £40,000UK Wide8 Nov 2026
Clean EnergyGrants & Funding
open
Innovate UK

UK-Germany Bilateral Collaborative R&D: Round 5

Innovate UK and BMWE will invest up to £2.4 million in business-led collaborative research and development projects focused on industrial research, specifically in Clean Energy, Life Sciences, or Engineering Biology. UK registered SMEs must collaborate with at least one German SME applying under the German ZIM programme.

Between £100,000 and £350,000UK Wide1 Dec 2026
Clean EnergyGrants & Funding
open
Sheffield City Council

Local Growth Fund Low Carbon Project - South Yorkshire

A fund supporting low carbon projects in the region.

Between £1,500 and £30,000South West1 Dec 2026
Clean EnergyGrants & Funding
open
Department for Energy Security and Net Zero

Boiler Upgrade Scheme

The Boiler Upgrade Scheme (BUS) supports the decarbonisation of homes and small and medium non-domestic buildings in England and Wales. The scheme provides upfront capital grants of up to £7,500 to encourage property owners to replace existing fossil fuel heating with more efficient, low carbon heating systems including heat pumps and biomass boilers.

From £5,000 to £7,500UK Wide31 Dec 2027
Clean EnergyGreen & Sustainability
open
Great British Energy

GBE Community Fund

Grant funding to help community organisations in England, Wales and Northern Ireland develop and build community-owned clean energy projects. The fund provides staged grants to test project viability, turn viable ideas into investment-ready projects, or bridge capital funding gaps for construction-ready clean energy projects.

Up to £3,000,000UK WideRolling
Clean EnergyGrants & Funding

Frequently Asked Questions

Common questions about UK clean energy grants