69 Energy & Nuclear Startups in UK to Watch in 2024
How do we build this list?
Last update to the database: May 19, 2024. See changelog.
Join 23,000+ founders, operators and investors.
Seedtable Score Learn how we calculate it here
We use raw data and human intuition to understand if a company is likely to outsource services like Hiring, Design, Development, etc.
company | score | funding | investors | employees | industries | biz model | city | contact |
---|---|---|---|---|---|---|---|---|
Data analytics platform for energy and freight markets. |
$34M · Series C | Mosaic Ventures, Notion Capital, Inclusive Ventures Lab | 51 to 100 | Data and Analytics, Energy & Nuclear | B2B, SaaS | London, UK | •••••••••••@vortexa.com | |
Renewable biofuels producer from landfill gases. |
$7M · Series A | Amberside Advisors | 1 to 10 | Climate Tech & Green Tech, Energy & Nuclear | B2B | London, UK | •••••••••••@renovare-fuels.co.uk | |
Integrated energy development and investment platform. |
$18M · Series A | Climate Fund Managers, Microsoft Climate Innovation Fund | 11 to 50 | Energy & Nuclear, Investing | B2B | London, UK | •••••••••••@konexa.io | |
EV charging analytics paltform. |
$2M · Pre Seed | First Look Capital, RitMir Ventures, EQT Ventures | 1 to 10 | Data and Analytics, Energy & Nuclear | B2B, SaaS | London, UK | •••••••••••@camion.energy | |
Battery energy storage developer. |
$250M · Series D | DIF | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear | B2B | London, UK | •••••••••••@field.energy | |
Smart EV charging software platform. |
$33M · Series B | Energy Impact Partners, National Grid Partners (NGP), Future Energy Ventures | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear | B2B | London, UK | •••••••••••@ev.energy | |
Solar subscription platform. |
$6M · Seed | IPGL, Norrsken VC, Plug and Play Spain | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear | B2C, Marketplace | London, UK | •••••••••••@sunsave.energy | |
Green energy producer. |
$146M · Debt Financing | Siemens AG, Santander Bank, NatWest Group | 51 to 200 | Climate Tech & Green Tech, Energy & Nuclear | London, UK | •••••••••••@stateraenergy.co.uk | ||
Electro-methanogenic reactor (EMR) technology developer to transform waste into energy. |
$3M · Debt Financing | Hitachi Ventures, WEPA Ventures, Extantia Capital | 11 to 50 | Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@wase.co.uk | |
Renewable energy producer. |
$86M · Series C | Balderton Capital, Accel, Creandum | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear | B2C | London, UK | •••••••••••@fuseenergy.com | |
OS and data platform for construction. |
$8M · Series A | SYSTEMIQ, Entrepreneur First, Ascension Ventures | 11 to 50 | Proptech & Real Estate, Data and Analytics, Energy & Nuclear, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@qualisflow.com | |
Carbon ratings agency. |
$49M | Molten Ventures, Illuminate Financial, Contrarian Ventures | 101 to 250 | Data and Analytics, Energy & Nuclear, Business Intelligence | B2B | London, UK | •••••••••••@bezerocarbon.com | |
Battery energy storage development firm. |
$31M · Pre Seed | Siemens AG, NatWest Group, CIBC | 51 to 100 | Energy & Nuclear, Manufacturing | London, UK | •••••••••••@zenobe.com | ||
Smart hybrid transformer manufacturer. |
$108k · Pre Seed | IQ Capital Partners, DIANA | 1 to 10 | Hardware, Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@ionate.energy | |
Altruistiq provides a platform that enables enterprises to automate sustainability data measurement, management, and exchange. |
$18M · Seed | Molten Ventures, Norrsken VC | 11 to 50 | Climate Tech & Green Tech, Fintech, Energy & Nuclear, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@altruistiq.com | |
Provider of at-home EV charging solutions. |
$7M · Seed | Beringea | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear | B2C | London, UK | •••••••••••@myevios.com | |
Low-carbon heating system for homes. |
$1M · Pre Seed | SFC Capital, Norrsken VC | 1 to 10 | Climate Tech & Green Tech, Energy & Nuclear | B2C | London, UK | •••••••••••@furbnow.com | |
Bramble Energy is an innovator energy technology company that designs and manufactures high-performance, low-cost, and fuel cell stack |
$6M | Business Growth Fund, Parkwalk Advisors | 1 to 10 | Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@brambleenergy.com | |
Carbon credit procurement platform. |
$13M · Series A | Azora Capital, Global Founders Capital (GFC), Y Combinator | 1 to 10 | Fintech, Data and Analytics, Energy & Nuclear, Manufacturing, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@abatable.com | |
Electricity flexibility and distribution marketplace. |
$4M · Seed | Riverstone Holdings, Nesta | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear | B2B | London, UK | •••••••••••@electron.net | |
Energy optimisation platform for commercial buildings. |
$3M · Seed | Zeno Partners, Y Combinator, Rebel Fund | 1 to 10 | Energy & Nuclear | SaaS, B2B | London, UK | •••••••••••@elyosenergy.com | |
Manufacturer of innovative photonic coatings and electrical materials. |
$2M · Series A | Kero Development Partners, Northern Gritstone | 1 to 10 | Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@assetcool.com | |
Innovations to accelerate the transition to EVs. |
$3M · Seed | Cur8 Capital, Automotive Ventures, Kero Development Partners | 1 to 10 | Mobility & Transportation, Energy & Nuclear | B2B | London, UK | •••••••••••@goeve.co.uk | |
AI-driven platform that matches businesses with clean generators. |
$3M · Seed | AlbionVC | 1 to 10 | Energy & Nuclear | B2B, Marketplace | London, UK | •••••••••••@tem.energy | |
Low-cost, easy-to-install low carbon boiler. |
$12M · Series A | Business Growth Fund | 11 to 50 | Energy & Nuclear | London, UK | •••••••••••@tepeo.com | ||
TrueCircle is building a marketplace to support waste processing facilities in selling the verified material they reclaim. |
$5M · Pre Seed | Lowercarbon Capital, Giant Ventures, Firstminute Capital | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear, Manufacturing, Business Intelligence | B2B, SaaS, Marketplace | London, UK | •••••••••••@truecircle.ai | |
OS for electricity grids. |
$10M · Series B | Clean Growth Fund, Future Energy Ventures | 11 to 50 | Climate Tech & Green Tech, Deep Tech, Energy & Nuclear | B2B, Marketplace | London, UK | •••••••••••@piclo.energy | |
Nous is a software company that deals with household utilities. |
$9M · Seed | Mosaic Ventures | 11 to 50 | Fintech, Energy & Nuclear, Payments, Business Intelligence, Ecommerce | B2B, B2C, SaaS, Marketplace | London, UK | •••••••••••@nous.co | |
Solar energy and battery solutions for residential real estate. |
$1M · Seed | Voyager Ventures, Ada Ventures, Active Partners | Climate Tech & Green Tech, Energy & Nuclear | B2C | London, UK | •••••••••••@glowb.uk | ||
Puraffinity develops precision materials to target chemicals, with an initial focus on PFAS in water |
$3M · Seed | Kindred Capital, Verve Ventures | 11 to 50 | Climate Tech & Green Tech, Health Tech, Biotech, Deep Tech, Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@puraffinity.com | |
Software enable energy storage business. |
$1M · Seed | Elbow Beach Capital | 1 to 10 | Climate Tech & Green Tech, Energy & Nuclear | SaaS | London, UK | •••••••••••@allye.com | |
Energy analytics software for real estate owners and managers |
$1M · Pre Seed | Eka Ventures, Picus Capital | 1 to 10 | Climate Tech & Green Tech, Energy & Nuclear | London, UK | •••••••••••@axle.energy | ||
AI powered Enterprise Net Zero Intelligence Platform - Helping enterprises to digitize and accelerate their net zero journey |
$2M | Sangha Capital | 51 to 100 | Health Tech, Govtech, CPG & Consumer Goods, Proptech & Real Estate, Energy & Nuclear, Manufacturing, Community & Lifestyle, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@faradai.ai | |
Foodsteps is a london-based startup that has developed a platform to help the food sector reduce its carbon footprint. |
$4M | Octopus Ventures, Ascension Ventures, Metaplanet Holdings | 11 to 50 | Climate Tech & Green Tech, Health Tech, Agritech, Foodtech, Biotech, Deep Tech, Energy & Nuclear, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@foodsteps.earth | |
Cervest is building an AI-first platform to help businesses, governments and growers adapt to climate volatility, and protect our planet. |
$4M | Lowercarbon Capital, Molten Ventures, Future Positive Capital | 11 to 50 | Data and Analytics, Energy & Nuclear, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@cervest.earth | |
Intelligent air ventilation units. |
$3M · Series A | Nesta | 1 to 10 | Climate Tech & Green Tech, Hardware, CPG & Consumer Goods, Proptech & Real Estate, Energy & Nuclear, Navigation and Mapping, Developer Tools | B2B | London, UK | •••••••••••@airex.tech | |
OpenSensors is an internet of things company that builds a connected world that puts people first. |
$4M · Seed | Crane Venture Partners | 11 to 50 | CPG & Consumer Goods, AI, Proptech & Real Estate, Data and Analytics, Mobility & Transportation, Energy & Nuclear, Business Intelligence, Internet of Things | B2B, SaaS | London, UK | •••••••••••@opensensors.com | |
EV charge point operator. |
$62M · Series C | Octopus Ventures | 251 to 500 | Mobility & Transportation, Energy & Nuclear | B2B | Belfast, UK | •••••••••••@weev.ie | |
Developer of ‘dual fuel solution’ (H2CED) for commercial vehicles to run off hydrogen. |
$5M · Series A | Mercia Asset Management, Northern Powerhouse Investment Fund, Scottish Investment Bank | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear | B2B | Liverpool, UK | •••••••••••@ulemco.com | |
Rightcharge is the UK’s comparison site for electric car charging |
$928k · Pre Seed | Link Venture Capital | 1 to 10 | Mobility & Transportation, Energy & Nuclear | B2B, B2C, Marketplace | London, UK | •••••••••••@rightcharge.com | |
Home energy management platform. |
$100k · Pre Seed | Ada Ventures, Techstars, FP Solutions | 1 to 10 | Energy & Nuclear, Internet of Things | B2C | London, UK | •••••••••••@shopboldr.com | |
Naked Energy has developed an innovative hybrid solar technology generating combined heat and power. |
$1M | Nesta | 1 to 10 | Climate Tech & Green Tech, Energy & Nuclear, Manufacturing | London, UK | •••••••••••@nakedenergy.co.uk | ||
Breathe Battery Technologies is a developer of electric vehicle battery charging control software for automotive manufacturers. |
$1M · Seed | Speedinvest | 1 to 10 | Climate Tech & Green Tech, Mobility & Transportation, Energy & Nuclear, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@breathe.technology | |
Software for the energy transition |
$100k · Pre Seed | Entrepreneur First, Ascension Ventures | 1 to 10 | Climate Tech & Green Tech, Crypto & web3, Energy & Nuclear | B2B, SaaS | London, UK | •••••••••••@altroleum.com | |
Renewable energy & infrastructure deal origination platform |
$698k | Charlotte Street Capital | 1 to 10 | Climate Tech & Green Tech, Fintech, Energy & Nuclear, Investing, Personal Finance | B2B, Marketplace | London, UK | •••••••••••@pfnexus.com | |
Greenpixie measures and understands cloud emissions and provides the tools to demystify the environmental impact of cloud computing. |
$299k · Pre Seed | Ascension Ventures | 1 to 10 | Climate Tech & Green Tech, Energy & Nuclear, Business Intelligence, Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@greenpixie.com | |
Treepoints is a certified social enterprise company. |
$203k · Pre Seed | Charlotte Street Capital | 1 to 10 | Consumer Social, Energy & Nuclear | B2B | London, UK | •••••••••••@treepoints.green | |
Shellworks is a biotech startup on a mission to make plastic waste a thing of the past. |
$820k · Pre Seed | Local Globe, Atomico, Ascension Ventures | 1 to 10 | Climate Tech & Green Tech, Biotech, Energy & Nuclear, Manufacturing, Supply Chain & Logistics | B2B | London, UK | •••••••••••@theshellworks.com | |
Climate X delivers climate risk-related ratings and asset level financial impacts for extreme weather events linked to climate change. |
$1M · Pre Seed | Pale Blue Dot, A/O PropTech, CommerzVentures | 11 to 50 | Fintech, Agritech, Insuretech, Data and Analytics, Energy & Nuclear, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@climate-x.com | |
A platform enabling concrete providers to manage concrete quality better, reduce waste, save money and slash CO2 emissions. |
$148k · Pre Seed | Antler | 11 to 50 | Hardware, Proptech & Real Estate, Energy & Nuclear, Manufacturing | B2B, SaaS | London, UK | •••••••••••@cloudcycle.com | |
Thermal imaging startup. |
$0k · Pre Seed | Molten Ventures, A/O PropTech, Seraphim Space | 1 to 10 | Space Tech, Data and Analytics, Energy & Nuclear, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@satellitevu.com | |
Britishvolt will deliver sustainable, low-carbon batteries on the roadmap to decarbonisation |
$70M · Series B | 101 to 250 | Mobility & Transportation, Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@britishvolt.com | ||
Modo Energy is an energy asset analysis platform that provides users with data, research and benchmarking tools for energy storage. |
$14M · Series A | MMC Ventures, Catalyst Capital, Fred. Olsen & Co. | 11 to 50 | Climate Tech & Green Tech, Data and Analytics, Energy & Nuclear, Business Intelligence | B2B, SaaS | Birmingham, UK | •••••••••••@modo.energy | |
Newcleo, the futurable energy. |
$118M · Seed | 101 to 250 | Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@newcleo.com | ||
Octopus Energy builds technology that reduces the cost of energy to improve the customer experience. |
$250M | 1001 to 5000 | Climate Tech & Green Tech, Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@octopus.energy | ||
Sustainable jet fuel manufacturer. |
$22M · Series A | Clean Energy Ventures | 1 to 10 | Mobility & Transportation, Energy & Nuclear | Oxford, UK | •••••••••••@oxccu.com | ||
Manufacturer of sustainable electric motors and powertrain systems. |
$28M · Series A | Barclays, Legal & General Capital, Par Equity | 1 to 10 | Hardware, Energy & Nuclear | B2B | Leeds, UK | •••••••••••@advancedelectricmachines.com | |
Manufacture Of Electricity Distribution And Control Apparatus |
$46M | 11 to 50 | Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@highview-power.com | ||
The most user-friendly way to charge your car anywhere |
N/A | GV, Lightspeed Venture Partners, 20VC | 1 to 10 | Climate Tech & Green Tech, Hardware, Mobile, Mobility & Transportation, Energy & Nuclear, Electric Vehicles | B2B, B2C, Marketplace | London, UK | •••••••••••@bonnetelectric.com | |
Electric vehicle suitability, infrastructure recommendations, and charge point procurement for businesses of all shapes and sizes. |
N/A | Haatch, NorthInvest | Climate Tech & Green Tech, Hardware, Mobility & Transportation, Energy & Nuclear, Manufacturing, Electric Vehicles | B2B | London, UK | •••••••••••@diode.energy | ||
Emitwise is an AI-powered carbon management platform that helps businesses in tracking and managing their carbon footprint. |
N/A | Outsized Ventures, True Ventures | 11 to 50 | Climate Tech & Green Tech, AI, Data and Analytics, Energy & Nuclear, Business Intelligence, Supply Chain & Logistics | B2B, SaaS | London, UK | •••••••••••@emitwise.com | |
Hometree exists to make home ownership simple & sustainable |
N/A | Anthemis, DN Capital | 51 to 100 | Fintech, Insuretech, Proptech & Real Estate, Energy & Nuclear, Internet of Things, ElderTech | B2B, B2C, Marketplace | London, UK | •••••••••••@hometree.com.au | |
Seabound is a carbon capture technology company. |
N/A | Lowercarbon Capital, Y Combinator, Rebel Fund | 1 to 10 | Climate Tech & Green Tech, Mobility & Transportation, Energy & Nuclear, Business Intelligence | B2B, SaaS | London, UK | •••••••••••@seabound.co | |
WeVee is a fully integrated electric vehicle price comparison and leasing platform. |
$6M · Seed | 51 to 100 | Climate Tech & Green Tech, Fintech, Hardware, Mobility & Transportation, Energy & Nuclear, Ecommerce, Electric Vehicles | B2C | London, UK | •••••••••••@wevee.uk | ||
Advanced materials development and manufacture for Li-ion Battery electrodes |
$1M · Seed | Wealth Club, Bristol Private Equity Club, Elbow Beach Capital | 11 to 50 | Energy & Nuclear, Robotics, Manufacturing | B2B | Bristol, UK | •••••••••••@anaphite.com | |
Hydrogen-fuelled clean energy producer. |
$45M · Series B | UK Infrastructure Bank, Swen Capital Partners, General Motors Ventures | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear | Nottingham, UK | •••••••••••@geopura.com | ||
Solvent-based carbon capture technology. |
$12M · Series A | bp ventures, IP Group, Northern Gritstone | 11 to 50 | Climate Tech & Green Tech, Energy & Nuclear | Leeds, UK | •••••••••••@c-capture.co.uk | ||
Itero creates profitable waste management solutions. |
$6M | 11 to 50 | Climate Tech & Green Tech, Biotech, Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@itero-tech.com | ||
Polymateria is a London-based startup advancing science to help nature deal with plastic pollution. |
$18M | 11 to 50 | Climate Tech & Green Tech, Health Tech, Biotech, Deep Tech, Energy & Nuclear, Manufacturing | B2B | London, UK | •••••••••••@polymateria.com |
Sign up to access our full database
Enter your email and get access to 17,000+ technology companies you can partner with.