Ecosystem directory
Climate-tech accelerators, testbeds and agencies in United Kingdom
27 organisations across Aberdeen, Birmingham, Bristol, Bristol and Bath, Cambridge and London, Cardiff, Edinburgh, Glasgow and Edinburgh, London, London and South East England, London and Thames Valley, Manchester, Manchester, Birmingham and Leeds, Queen Elizabeth Olympic Park, London, Rainham, East London, Sheffield, Teesside, United Kingdom. Each entry links to the organisation's own website; programme details change, so confirm on the source before acting.
AMRC (University of Sheffield)
SheffieldTestbeds
Advanced manufacturing research centre working with industry on process, materials and productivity.
Why it matters: Manufacturing scale-up support if UK production or contract manufacturing is on the roadmap.
- Applied R&D
- Manufacturing scale-up
- Industry partners
Bee Net Zero (Greater Manchester)
ManchesterClimate-tech communities
Partnership of Greater Manchester's public bodies, business groups and universities making it easier for firms to cut emissions.
Why it matters: Direct line to Greater Manchester businesses looking for decarbonisation suppliers.
- Buyer introductions
- Events
- Programme funding
Bruntwood SciTech
Manchester, Birmingham and LeedsWorkspace providers
Operator of science and tech campuses with lab and office space across major UK city regions.
Why it matters: Lab-enabled space and a business community outside London for a first UK footprint.
- Lab space
- Workspace
- Community
Carbon13
Cambridge and LondonAccelerators
Venture builder running cohort programmes for climate ventures with an emphasis on measurable emissions impact.
Why it matters: Cohort model, investment at entry and a strong technical network if you are still forming the UK team.
- Venture building
- Pre-seed capital
- Cohort programme
WebsiteVerified secondary source · last checked 9 September 2026CEME (Centre for Engineering and Manufacturing Excellence)
Rainham, East LondonTestbeds
East London innovation campus with light-industrial units, workshops and demonstration space used by cleantech and manufacturing companies.
Why it matters: Where hardware gets built and shown in London — practical space to assemble, trial and demonstrate physical products to UK buyers.
- Industrial space
- Demonstration facilities
- Skills and training
WebsiteVerified secondary source · last checked 9 September 2026Connected Places Catapult
LondonGovernment organisations
UK innovation accelerator for cities, transport and place, running challenge programmes with local authorities.
Why it matters: Bridge into UK city and transport buyers, with funded challenges you can enter without a UK entity.
- Challenge programmes
- Public-sector introductions
- Market advice
Edinburgh Climate Change Institute
EdinburghResearch centres
University of Edinburgh institute hosting climate innovation programmes, workspace and applied research.
Why it matters: Research credibility plus a Scottish network of public bodies and community energy buyers.
- Research partnerships
- Workspace
- Programmes
Energy Systems Catapult
BirminghamTestbeds
Independent innovation centre with home energy test facilities, modelling tools and support for energy market entrants.
Why it matters: Independent UK evidence for energy and heat products, which utilities and regulators trust.
- Test facilities
- Modelling
- Regulatory advice
Greater London Authority — Environment & Green Economy
LondonLocal authorities
City government team behind London's retrofit, energy and green economy programmes, and a buyer through GLA-backed schemes.
Why it matters: Owner of city-scale programmes and funding routes that open doors to boroughs and public estates.
- Programme funding
- Procurement routes
- Policy engagement
Imperial Enterprise Lab & Imperial White City Incubator
LondonResearch centres
Imperial's enterprise and incubation arms, hosting deep-tech and climate companies alongside university facilities.
Why it matters: Wet-lab and engineering space in London plus access to Imperial talent and research collaborations.
- Incubation space
- Lab access
- Talent pipeline
WebsiteVerified secondary source · last checked 9 September 2026Innovate UK Business Growth
United KingdomGovernment organisations
Innovate UK's advisory service, pairing innovation-led companies with an adviser and grant signposting.
Why it matters: Named adviser who knows which UK competitions you can realistically win.
- Innovation advice
- Grant signposting
- Investor readiness
WebsiteVerified secondary source · last checked 9 September 2026London & Partners
LondonGovernment organisations
London's business growth and destination agency, with a free soft-landing service for international companies opening in the capital.
Why it matters: Free, impartial help with a London landing: introductions to advisers, boroughs, investors and programmes, plus market data.
- Market advice
- Soft landing
- Introductions
- Investor connections
WebsiteVerified secondary source · last checked 9 September 2026MIDAS — Manchester's inward investment agency
ManchesterGovernment organisations
Greater Manchester's investment agency, supporting international companies setting up in the city region.
Why it matters: Free landing support outside London, where costs are lower and public-sector pilots move quickly.
- Market advice
- Soft landing
- Site search
- Introductions
Net Zero Industry Innovation Centre (Teesside University)
TeessideTestbeds
Industrial decarbonisation centre with pilot-scale facilities in the Teesside cluster.
Why it matters: Closest UK site to heavy-industry buyers working on hydrogen, carbon capture and process heat.
- Pilot facilities
- Research partnerships
- Cluster introductions
Net Zero Technology Centre
AberdeenTestbeds
Technology centre funding and field-testing energy transition technologies with offshore and industrial partners.
Why it matters: Funded field trials with industrial energy operators, plus co-investment for hardware.
- Project funding
- Field trials
- Industry partners
Plexal
Queen Elizabeth Olympic Park, LondonWorkspace providers
Innovation company and campus at Here East running government-backed programmes for deep tech, cyber and net zero.
Why it matters: Workspace plus a track record of running publicly funded challenge programmes you can apply into.
- Workspace
- Challenge programmes
- Public-sector introductions
Scottish Enterprise
Glasgow and EdinburghGovernment organisations
Scotland's national economic development agency, with grants and account-managed support for growth companies.
Why it matters: Grant funding and R&D support that is separate from England-only schemes.
- Grant funding
- Account management
- Market advice
SETsquared Bristol
BristolAccelerators
University-backed incubator at Engine Shed supporting technology and climate ventures in the West of England.
Why it matters: Structured incubation plus university research links in one of the UK's strongest green city economies.
- Incubation
- Mentoring
- Investor readiness
Sustainable Ventures
LondonAccelerators
Europe's largest climate-tech workspace and accelerator at County Hall, with a venture arm and the Better Futures+ programme.
Why it matters: Single fastest way to land in London: desks, a peer group of climate founders, corporate pilot partners and early cheques in one place.
- Workspace
- Accelerator programme
- Early-stage capital
- Corporate introductions
Thames Water Innovation
London and Thames ValleyPotential customers
The UK's largest water utility, with an innovation team and open calls for leakage, quality and resilience technologies.
Why it matters: Largest single water buyer in the UK and a reference customer that carries weight across Europe.
- Paid pilots
- Site access
- Framework adoption
Tramshed Tech
CardiffWorkspace providers
Welsh innovation workspace network running startup and cluster programmes with Welsh Government support.
Why it matters: Low-cost Welsh base with grant support and public-sector connections.
- Workspace
- Programmes
- Grant signposting
Tyseley Energy Park (University of Birmingham)
BirminghamTestbeds
Low-carbon energy and transport demonstration site with university-linked research facilities.
Why it matters: Real-world site for energy, hydrogen and waste-to-value demonstrations in the West Midlands.
- Demonstration site
- Research partnerships
UK Department for Business and Trade — Investment Services
United KingdomGovernment organisations
UK government team supporting international companies setting up or expanding in the UK.
Why it matters: Formal front door for UK entry: regulation, visas, site selection and regional options.
- Market advice
- Regulatory guidance
- Regional introductions
UK Power Networks Innovation
London and South East EnglandPotential customers
Distribution network operator for London and the South East, running an open innovation route for trials on its network.
Why it matters: A named UK buyer with a published route for suppliers to propose and run funded network trials.
- Paid trials
- Network access
- Technical validation
Undaunted (Imperial College London)
LondonResearch centres
Imperial's climate innovation centre at White City, running the Greenhouse accelerator and lab space for climate ventures.
Why it matters: Route to Imperial research groups, lab and test facilities, and technical validation that UK buyers and investors recognise.
- Lab access
- Accelerator programme
- Research partnerships
- Technical validation
WebsiteVerified secondary source · last checked 9 September 2026West Midlands Growth Company
BirminghamGovernment organisations
Inward investment agency for the West Midlands, with support for international companies locating in the region.
Why it matters: Access to UK manufacturing and automotive supply chains looking to decarbonise.
- Soft landing
- Site search
- Supply-chain introductions
WebsiteVerified secondary source · last checked 9 September 2026West of England Combined Authority
Bristol and BathLocal authorities
Regional authority funding green business support, retrofit and energy programmes across the Bristol city region.
Why it matters: Regional grant and pilot funding that is far less contested than national competitions.
- Grant funding
- Procurement routes
- Business support
Which of these fit your company?
GreenLaunch scores every organisation, funding call and pitching opportunity against your sector, stage and target markets, and drafts the materials you need to approach them.
See plans