Empowering early stage entrepreneurs with expert capital to tackle the climate crisis
A return on capital, and a return on carbon. Our 2025/26 Sustainability Report sets out what it looks like to back the UK’s most promising early-stage climate technologies – and the impact taking shape across carbon abated, companies scaled and place-based impact in communities from Merseyside to Belfast. Inside you’ll find: “The transition to a clean economy is the largest economic opportunity of our … Our NEW Sustainability Report is here!
Clean Growth Fund has won the GP (below £1bn AUM) category at the UK Private Capital’s Excellence in Impact Awards 2026 — a prestigious award judged by senior figures from across UK private equity and venture capital. The awards are designed to spotlight firms driving responsible investment and real-world impact. Judges praised Clean Growth Fund … CGF Wins UK Private Capital Award
Gigaton raises $26M to build fully autonomous plants in energy-intensive industries Gigaton, the AI company replacing control software that runs energy-intensive industries, has raised $26 million in Series A funding.
Founded in 2021, Mykor is a biotechnology company developing scalable low-carbon construction systems from industrial and agricultural waste. The company combines engineered mycelium, green chemistry and industrial manufacturing processes to enable contractors and manufacturers to integrate biomaterials directly into mainstream construction systems.
Clean Growth Fund has backed Bristol-based, Mykor, a biotechnology company transforming industrial and agricultural waste into scalable low-carbon construction products.
Rendesco Limited, the UK’s leading clean heat network developer and operator, announces a £100 million commitment from Pioneer Point Partners LLP (“Pioneer”), the sustainable infrastructure investment firm.
Meatly produces ethical and sustainable cultivated meat products without compromising on nutritional benefits, becoming the first company to sell cultivated meat in Europe – predominantly focused on the pet food market.
Meatly has secured £10.4m Series A funding to develop a 20,000L bioreactor pilot facility in London as the industry moves towards commercial-scale production.
Clean Growth Fund is delighted to have invested in AmpliSi, a deep-tech University of Sheffield spinout developing a novel, highly scalable, low temperature process for producing porous silicon anode materials.
Clean Growth Fund (CGF) is delighted to announce the first investment from its second fund (Fund II). The specialist climate tech investor has backed AmpliSi, a University of Sheffield spin-out developing next-generation silicon anode materials for lithium-ion batteries, in a £2 million pre-seed round.
University of Sheffield spin out, AmpliSi, develops and manufactures advanced porous silicon materials for next-generation battery anodes, addressing key limitations of conventional silicon anodes – enabling higher energy density and improved battery performance.
By Lauren Juliff, Head of Investor Relations and Sustainability Our latest thought piece was published in Environmental Finance on 23 February 2026. In this article, Lauren explores: Read the article:https://www.environmental-finance.com/content/analysis/planting-the-seeds-for-a-sustainable-future.html Important Information This commentary relating to the Clean Growth Fund is issued by Clean Growth Investment Management LLP (“CGIM”), of Pennine Place, 2a Charing Cross … Planting the seeds for a sustainable future
Clean Growth Fund the UK’s leading specialist climate‑tech venture capital firm, is delighted to announce the appointment of Lauren Juliff as Head of Investor Relations and Sustainability.
Clean Growth Fund has been named ‘Private Equity House of the Year: Small Cap (EV on entry <€25m)’ at the 2025 Real Deals Sustainable Investment Awards. The award recognises private equity and venture capital investors across Europe who are making a meaningful difference on environmental and social issues — championing sustainability, innovation, and measurable impact. … CGF Wins Real Deals Sustainable Investment Award
We are delighted to share that Clean Growth Fund’s Managing Partner, Beverley Gower-Jones, has been appointed as Non-Executive Director and chair of the Investment Committee at Great British Energy’s (GBE).
Introduction to the UK Power System The UK electricity system is undergoing structural change, with 2024 marking the first year that renewable energy supplied over 50% of total generation.[1] At the same time, the phase-out of coal and rise of renewables have driven a sharp fall in power sector emissions. Between 2010 and 2024 emissions … Emerging Opportunities for UK Long Duration Energy Storage
Glasgow is fast emerging as one of the UK’s most dynamic hubs for climate innovation and that energy was on full display this week at the Clean Growth Fund Glasgow Roadshow and Networking Reception. Hosted at the University of Strathclyde’s Technology & Innovation Centre, the event brought together investors, founders, government, accelerators and partners in … Glasgow’s Net Zero Vision Meets Climate Tech Innovation
London, UK – Clean Growth Fund (CGF), the UK’s leading specialist climate tech venture capital firm, today announced the first close (£49m) of its second fund, targeting £150 million to accelerate the next generation of net zero innovation. This milestone reflects growing investor confidence in both CGF’s track record and strength of the climate tech … Clean Growth Fund Secures £49m First Close of £150m Fund II to accelerate UK Climate Tech
Join us at The University of Strathclyde for an exciting pitch and networking event. Innovative cleantech startups will pitch their ideas to the CGF investment team (behind closed doors) in the day and in the evening, the wider ecosystem comes together to network, learn about cutting-edge sustainable technologies, and discover new investment opportunities.
We’re incredibly proud to share that our CFO, Gemma Fong, has been recognised as a 2025 Pioneer in Private Markets. A collaboration between THE LINE_, March Consultants, Corvus Group and Woodman Morgan, The Pioneer Award recognises the top 32 finance leaders across the private capital ecosystem who are redefining what the finance function can and … Our CFO Gemma Fong named 2025 Pioneer in Private Markets
We’ve just published this report and policy, view or download below to: Discover our commitment to transparency and responsible growth—read our newly published Impact Report and Sustainable Investment Policy. Impact Report Responsible Investment Policy
Sunswap has deployed its electric refrigeration technology with Tesco, marking the start of a shift away from diesel-powered cooling systems that have dominated food transport for decades. To date, keeping food chilled and frozen during delivery has meant running diesel engines on the back of trucks – generating emissions and burning fuel even when vehicles … Sunswap’s Zero-Emission Transport Refrigeration Units In Operation with Tesco
On Tuesday 13th May, we brought the Clean Growth Fund Roadshow to Bristol for the very first time — and we couldn’t have asked for a better launch in the South West.
Leading climate and deep-tech investors are backing Arda with a new round of investments to decarbonise material supply chains and significantly reduce reliance on animal-derived products and petrochemicals across sectors including fashion, footwear, automotive, and furniture.
Insights from Melody Chiu, Carbon Limiting Technologies, and Chris Rapley, University College London. Here we focus on plastic-related carbon emissions, noting that actions to reduce plastic consumption and enhance recycling yield dual benefits.
Written by Jonathan TudorInvestment Partner at Clean Growth Fund As the global population grows, so does the demand for food. However, traditional farming practices are depleting soil health, reducing crop yields, and increasing reliance on synthetic fertilisers and pesticides. This dependence on petrochemical-based inputs is not only costly but also a major contributor to greenhouse … Agriculture has to change: The case for FA-Bio
Earlier this week, the CGF CLT Climate Tech Reception brought together an outstanding group of visionaries shaping the future; investors, policymakers, and climate tech innovators in a celebration of progress, collaboration, and ambition. With a strong turnout and a palpable sense of optimism, the event underscored the immense opportunity that lies in climate technology and … CGF CLT Climate Tech Reception: A Night of Optimism and Opportunity
Clean Growth Fund held its seventh portfolio day on 27 November 2025 hosted by KPMG in their Canary Wharf offices. The day provided a valuable opportunity for founders and senior management from across Clean Growth Fund’s portfolio of 19 cleantech companies to come together. We’re glad so many could make it and stay to network … CGF’s brings together founders and senior management for its seventh Portfolio Day
Clean Growth Fund held its third Roadshow event in Leeds this week as part of its mission to grow local economies through investment in cleantech startups across the country. Leeds city has achieved an ‘A’ grade from the Carbon Disclosure Project (CDP) for the second year running. Only 13% of the 900 global cities that … Lord Mayor of Leeds opens CGF Roadshow networking reception
Clean Growth Fund’s Beverley Gower-Jones was invited to speak at the Net Zero Annual Investor’s Conference recently. The event aimed at institutional investors committed to transitioning their portfolios towards net zero, provided the perfect platform for Beverley to share insights. During her session, “Decarbonising the Economy for Growth,” Beverley delivered an insightful presentation on how … CGF speaks on decarbonising the economy at Net Zero Annual Investor’s Conference
measurable.energy banks £4m of new investment to accelerate business expansion in the UK & global markets. measurable.energy, the UK tech company that designs and manufactures AI-powered plug sockets that reduce electricity costs and carbon emissions in offices by up to 50%, has secured a £4m Sterling tranche of new investment. The investment will accelerate the … The power of wasted energy – measurable.energy banks £4m of new investment
Clean Growth Fund’s Managing Partner, Beverley Gower-Jones, and Gershon Cohen, CGF Advisory Board member, recently hosted an insightful roundtable with Pensions for Purpose focused on the challenges of decarbonising Scope 3 emissions. It was encouraging to see such active engagement from the investor community, sparking valuable discussions with a lot of thought-provoking questions. Key topics … Pensions for Purpose Webinar
Credit: This article was published in the Autumn 2024 edition of The Parliamentary & Scientific Committee’s quarterly journal, Science in Parliament. The full edition is currently available to Members only, but we have received permission from the Committee to repost the standalone article. Authors: Jackson Kuzmik, Climate-tech Analyst at Carbon Limiting Technologies and Prof Chris Rapley … Concrete steps to a greener planet: UK’s pioneering role in cement innovation
We are thrilled to announce that our Managing Partner, Beverley Gower-Jones OBE, has been named ‘Leader of the Year’ at this year’s Business Green Awards. This prestigious award is a highly-deserved recognition of Beverley’s decades of commitment to scaling early-stage cleantech companies and her tireless efforts to overcome the barriers to financing climate tech solutions. … Celebrating Success at the Business Green Awards
Rendesco is the UK’s leading independent clean heat network developer and operator. It finances, designs, installs and operates low-carbon heat networks using ground source heat pump technology for new build developments. The company brought its geothermal drilling capability in-house in 2024, supporting its position as the UK’s only fully integrated clean heat operator. Rendesco operates across the UK, providing heating and hot water to more than 10,000 homes and generating over 28GWh of sustainable energy annually. Clean Growth Fund exited the investment in 2026.
Clean Growth Fund co-leads £6 million raise to replace gas grids with low-carbon heat Clean Growth Fund has invested in Rendesco, a leading clean heat network developer and owner-operator, as part of a £6m raise to rapidly expand its operations and further develop its solutions in the UK and European energy markets. Clean Growth Fund … CGF invests in Rendesco’s low-carbon heat technology
In June, we hosted our 6th Portfolio Day, bringing together the founders and management teams of our 19 portfolio companies for a day focused on networking, learning, and exchanging best practices. The event was held at Shoosmiths’ London offices, where we enjoyed not only their wonderful hospitality but also the beautiful sunshine on their … CGF holds its sixth portfolio day
The fund’s B-Corp score of 133.8 significantly exceeds sector average. The B-Corp assessment measures a company’s entire social and environmental impact, considering factors such as impact on an organisation’s people, community and environment, and customers, as well as a company’s governance structure and accountability. The certification process is rigorous, with applicants required to provide evidence … CGF achieves certified B Corporation (B Corp) status
Clean Growth Fund held its second Roadshow event, this time taking place in Newport, South Wales. Building on the success of its inaugural event in Newcastle last year, the fund continues its commitment to investing in Seed to Series A clean technologies from right across all corners the UK through the event series. These events … CGF holds roadshow event in South Wales
April 22nd, Earth Day, is a global initiative to diversify, educate and activate the environmental movement worldwide. In particular, it is committed to ending plastics “for the sake of human and planetary health”, demanding a 60% reduction in the production of all plastics by 2040. As a Venture Capital fund investing in the UK’s most … Earth Day – shining a light on Arda Biomaterials
It is common practice among start-up founders to invest significant time and effort into crafting compelling financial models and presentations, aiming to impress potential investors. However, as investors delve deeper into understanding these companies, two additional critical issues often surface: • Over-reliance on a single banking institution • A lack of robust control procedures Over-reliance on a … Finance 101 for Founders
Oriole Networks will revolutionise the performance of AI systems and speed up data centres, whilst dramatically reducing energy consumption for a sustainable future.
Clean Growth Fund has invested in the £10m seed round of Oriole Networks, a new company that revolutionises the performance of AI systems and data centres. The investment was made alongside UCL Technology Fund, XTX Ventures and Dorilton Ventures, and with support from the Innovate UK Investor Partnership. UCL spinout Oriole Networks was created in … CGF invests in £10m seed round of Oriole Networks
Clean Food Group is a UK-based food-tech business delivering sustainable oils and fats solutions to the world’s food and cosmetics manufacturers, with the mission to deliver scalable, healthier, competitively priced ingredients that have a positive impact on the economic, environmental, and social health of the planet.
Clean Growth Fund has invested £2.5m in pioneering UK-based bio-tech business Clean Food Group. The funding will be used to accelerate the commercialisation of Clean Food Group’s sustainable oils and fats technology. The proprietary technology platform uses proven, scalable yeast strains and fermentation technology and utilises food waste as its food source to deliver sustainable … CGF invests £2.5m in UK food-tech business Clean Food Group
The need for concrete innovation Concrete forms humanity’s very foundations and it comes with a carbon problem that can feel insurmountable. As the second most used substance on earth behind water, concrete accounts for 8% of global CO2 emissions, with a staggering 0.93 kilograms of CO2 produced for every kilogram of concrete. This is roughly … Landscape Map: Concrete
London, 4th January 2024 – Piclo and National Grid Electricity Distribution have announced a strategic partnership aimed at simplifying access for Flexibility Service Providers (FSP) into local distribution Flexibility Markets. From January 2024, more than 150 flex sellers with more than 60,000 assets registered on Piclo will have direct access to National Grid’s Low Voltage Flexibility … National Grid and Piclo announce strategic partnership to enhance local flexibility markets
After a successful and busy year of UK trials and orders in 2023, Sunswap is excited to continue 2024 in the same vein by sharing news of a partnership with international leasing company TIP Group. As a leading equipment services provider operating across 18 countries, TIP recognises the importance of industry leadership in sustainability and is … Sunswap goes pan-European following a major deal with Netherlands-based TIP Group
HutanBio exists to make the world we live in a better and more equitable place. They are on a mission to disrupt the biofuel industry; scaling up their HBx technology platform to make low carbon biofuels to meet the challenge of transitioning to net zero in the marine and heavy transport sectors.
After a decade of research and development in the UK and around the world, HutanBio, a bio-tech company founded by scientists from Cambridge University, based in Cambridge (UK) and in Malaysia, has secured investment from Clean Growth Fund to accelerate the commercial use of its HBx bio-fuel oil to reduce greenhouse gas emissions. HutanBio is … Clean Growth Fund invests £2.25m in HutanBio
FA Bio is revolutionising sustainable agriculture with the discovery and development of superior microbial bioproducts, including biocontrols, biostimulants and biofertilisers, that can replace chemical inputs, improve soil health and significantly reduce greenhouse gas emissions.
FA Bio is revolutionising sustainable agriculture with the discovery of superior microbes for game-changing bio-products which can increase crop yields, protect biodiversity and replace chemical inputs, minimising the environmental impacts of agriculture and reducing GHG emissions. FA Bio, the British bio-tech company with a vision to protect natural ecosystems by identifying superior microbial bio-products that … CGF co-leads £5.3m investment in FA Bio
The Clean Growth Fund held its first ever Roadshow event which took place at Tuspark, Newcastle, a thriving tech incubator hub for the North East. Clean Growth Fund is committed to investing in Seed to Series A clean technologies from right across the UK and so has embarked on a series of regional roadshows which … CGF Holds First Roadshow Event in Newcastle
London, UK, 8th December – Piclo, the world’s leading flexibility marketplace provider, will be extending their partnership with National Grid in New York State to manage the procurement of their Vintage Year 2025 Term Dynamic Load Management (Term-DLM) and Auto Dynamic Load Management (Auto-DLM) Programme on Piclo Flex. Piclo will continue to deliver the existing Non-Wires Alternatives … Piclo deepens relationship with National Grid New York to manage the procurement of their Dynamic Load Management Programmes
Holiferm Limited, a spin out from the University of Manchester that manufactures sustainable biosurfactants has recently closed our Series B funding round. This has seen further funds invested by Rhapsody Venture Partners, a leading Boston based deeptech VC and Clean Growth Fund, a leading UK cleantech VC, both previous Series A investors. The funds raised … Holiferm secures £18.5 million to scale up to 15kta production capacity from Rhapsody Venture Partners and Clean Growth Fund
Nuada partners with Holcim, SCG, Cementos Argos and Cementos Molins to accelerate its efforts to decarbonise the cement industry. Carbon capture is a critical technology to help the cement industry achieve net zero by reducing unavoidable emissions from the heating of limestone during cement manufacturing. While carbon capture is expected to account for more than … Nuada Announces New Partnerships With Four Cement Companies
On the 14th November 2023, Clean Growth Fund held its fifth ‘Portfolio Day’, taking place at HSBC Innovation Banking, Finsbury Square, London. Founders and management from across the fund’s 14 portfolio companies came together for a day of networking and best practise sharing. These important days are held twice a year and give our portfolio … CGF hosts its fifth portfolio day
Marketing is an essential tool for any climate tech startup. You can have the most ground-breaking technology on the planet but, if no one knows about it, then you’re missing a trick! Marketing can help to build a strong foundation for your business and assist with attracting investors and new customers. Marketing forces you to … Marketing 101 for Founders
It is no secret that the world has a CO2 problem. Our addiction to fossil fuels has led to a dependency that is hard to shake and our efforts to wean ourselves to more sustainable alternatives have not gone fast or far enough. To try and mitigate further damage, and perhaps even ambitiously reverse the … Landscape Map: CO2 Utilisation
Clean Growth Fund has led a £3.6m investment in Kamma, a UK property data and analytics business. The investment will fund the expansion of Kamma’s market-leading property data engine that acquires, integrates and calibrates thousands of property data points in order to deliver optimal routes to achieve Net Zero in the UK property sector – … CGF leads £3.6m investment in Kamma to tackle Net Zero in UK homes and commercial property
By using the very latest geospatial technology, Kamma combines data collection and address-matching technology with insightful analysis to articulate the fastest routes to net zero. Kamma’s data powers climate change solutions ranging from ESG risk management and reporting to retrofit optimisation solutions.
Nuada, formerly known as MOF Technologies, is an innovative cleantech company on a mission to redefine the capture of carbon dioxide from foundational and hard-to-abate industries. Clean Growth Fund co-invested £4.5m in Nuada in October last year and the company has now extended this Series A round, receiving an additional £3.4m investment from growth capital … Clean Growth Fund portfolio company, Nuada, closes £8m investment round
An Introduction to a ‘Hotter’ Topic As we tentatively progress on several fronts towards a greener future, it is imperative that we continually reassess the prioritisation of our efforts. Returning to sectors previously dismissed as ‘hard to abate’ armed with new, innovative solutions can present large opportunities for CO2 emission reductions. Whilst current global events … Landscape Map: Industrial Process Heat
Clean Growth Fund had the honour of introducing His Majesty The King (Charles III) to its portfolio of investee companies during the Climate Innovation Forum at the Guildhall, London. CGF has fourteen portfolio companies covering a wide range of sectors but each is commercialising disruptive technology with the potential to significantly reduce Green house gas … CGF introduces King Charles III to its portfolio
On the 5th June 2023, Clean Growth Fund held its fourth ‘Portfolio Day’ at the Royal Society for Arts, an organisation committed to finding practical solutions to social challenges. Founders and management from across the fund’s 13 portfolio companies came together for a day of networking and best practice sharing. These important days are held … CGF hosts its fourth portfolio day
Arda Biomaterials is on a mission to transform waste into a valuable leather-alternative material that is entirely animal and plastic-free. Leveraging chemistry and materials science, Arda’s first transformation is turning the waste grain from the beer brewing industry into a leather alternative for use in the fashion industry, as well as for home goods, upholstery, and more.
“Leather made from beer”: Arda Biomaterials transforms brewery waste into leather alternatives for fashion & retail use Arda Biomaterials’ mission to transform waste into valuable, animal and plastic-free leather alternatives has just received a major boost with £1.1m of new investment, led by Clean Growth Fund. Leveraging chemistry and materials science, Arda’s first transformation is … Clean Growth Fund backs Arda Biomaterials
[BELFAST, Northern Ireland] – MOF Technologies, a UK-based company whose technology efficiently captures CO2 directly from industrial sources, is rebranding to Nuada. Nuada’s next-generation “heatless” technology is redefining carbon (CO2) capture, slashing the energy penalty and costs associated with CO2 capture. The new name is an ode to the company’s Celtic origins and is inspired … Redefining Carbon Capture: MOF Technologies Rebrands to Nuada, Heralding its Bold New Direction in Carbon Capture
Revolutionary Oxford biotechnology company pursues a huge growth opportunity to decarbonise the global chemical manufacturing and pharmaceutical industries HydRegen, the Oxford-based biotechnology company enabling sustainable chemical manufacturing, has secured a £2.6 million investment as part of its latest fundraise, led by Clean Growth Fund. Following HydRegen’s spin out from the University of Oxford in … CGF leads £2.6m investment in HydRegen
HydRegen is pioneering the production of bio-based catalysts that enable cleaner, safer and more energy-efficient manufacturing processes for the global pharmaceutical and chemicals industries. Their innovative biotechnology aims to deliver huge CO₂ savings and operating costs by replacing toxic metal catalysts with environmentally and economically friendly bio-based alternatives.
Have you ever wondered what a cleantech investor looks for in a pitch or pitch deck? Clean Growth Fund Investment Partner, Jonathan Tudor, shares the formula that he feels engages climate VCs the most. I heard a quote that summed up pitching to a VC perfectly by Joseph Campbell: “If you’re going to have a … Pitching tips from an expert clean tech investor
London-based clean heat technology start-up, Futraheat, has closed a £1.5 million seed round led by Clean Growth Fund. The new investment, Futraheat’s first equity raise, will be used to accelerate product development and commercialisation of its heat pump technology as well as to grow Futraheat’s team. Founded in 2021, Futraheat is pioneering the development of … CGF leads £1.5m seed round investment in Futraheat
Founded in 2021, Futraheat is pioneering the development of a high temperature heat pump for industry that will target applications in 100°C-200°C process heating. This hard-to-decarbonise temperature range is currently responsible for over 3% of total global emissions – more than the entire aviation industry.
Clean Growth Fund picked up two awards at the prestigious Edie Awards held 30 March, 2023. The team were awarded first prize in category ‘ESG Investor of the Year’ before the fund’s Managing Partner, Beverley Gower-Jones, took home Net Zero Leader of the Year. Our sister-company, Carbon Limiting Technologies, also attended as finalists in ‘Consultancy … Clean Growth Fund Wins Two Edie Awards
Clean Growth Fund has provided further investment into Piclo, the world’s leading flexibility services marketplace provider, as part of its Series B funding round. Piclo has raised £8.3 million to further strengthen its market leading position in the UK and Europe, as well as grow its international presence in the US, and Asia-Pacific. The funds … CGF provides further investment for Piclo as part of £8.3m raise
The climate technology sector is booming globally, particularly in the UK where $4.3b has been invested into climate tech startups in the last five years. Defining your value proposition is an incredibly powerful way of helping your green tech business to standout from the crowd. As a climate tech venture capital fund that invests in … Defining Value Propositions
