Best Energy Tech Companies in Scotland, United Kingdom
The 125 best Energy Tech companies in Scotland, United Kingdom in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Fidra Energy.
Our analysis of 58 Energy Tech companies
$7.3b in tracked funding; 82% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Energy Tech companies in Scotland
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Fidra Energy Developer and operator of battery energy storage projects 29Funding top 18%Talent bottom 49%Tech bottom 47%Global bottom 45% All 5 signals ▾Fundingtop 18% Talentbottom 49% Techbottom 47% Globalbottom 45% Marketbottom 25% Funding: Raised $603M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Talent: 1 named leader on record · 1 C-suite/founder profile curated rank vs industry peers · Fliar Intelligence Index 29/100 | $603M | 9 mo ago | — | 2024 | Chris Elder CEO | WordPress Site EditorWordPressApple iCloud Mail+24 | — | 4 job openings |
| 2 | Intelligent Energy Manufacturer of hydrogen fuel cell systems for various industrial applications | $213M | 146 mo ago | 175 175 → 226 (+29%) · sector median +30% | 2001 | David Woolhouse CEO | WordPressApple iCloud MailMicrosoft 365+22 | 1,727 patents Fuel cell stack thermal, water, and airflow management for PEM power systems | — |
| 3 | Pelamis Wave Power Operator of digital platforms providing online card and slot games | $44M | 211 mo ago | 51 | 1998 | Richard Yemm Founder & CEO | — | 29 patents Wave energy conversion devices and marine power transmission/mooring systems. | — |
| 4 | Heliex Power Waste heat and steam to clean electricity | $42M | 43 mo ago | 25 | 2010 | Carol Daniel | — | — | — |
| 5 | Trojan Energy Manufacturer of batteries | $36M | 30 mo ago | 11 | 2016 | Ashley Thomson Co-Founder | WordPressApple iCloud MailMicrosoft 365+29 | 17 patents Smart electric vehicle charging systems and integrated parking space monitoring solutions. | — |
| 6 | HVS Developer of hydrogen fuel cell powertrain systems for heavy goods vehicles 29Growth top 35%Funding top 36%Moat top 39%Talent bottom 49% All 8 signals ▾Growthtop 35% Fundingtop 36% Moattop 39% Talentbottom 49% Techbottom 47% Globalbottom 37% Newsbottom 36% Marketbottom 15% Growth: Fresh capital in last 24 mo Funding: Raised $34.2M across 5 rounds · 5 rounds over 6 yrs (0.8/yr) rank vs industry peers · Fliar Intelligence Index 29/100 | $34M | 16 mo ago | 6 | 2017 | Abdul Waheed Founder & CEO | Cart FunctionalitySquarespace CommerceSquarespace+17 | — | — |
| 7 | Faraday Grid Offering autonomous and responsive transformer like solution | $33M | 88 mo ago | 6 | 2016 | — | — | 27 patents Patents concentrated in computing, sensing & instrumentation | — |
| 8 | Enoda Developer of integrated platform solutions for electricity system stability | $31M | 38 mo ago | 59 | 2021 | — | Cart FunctionalitySquarespace CommerceSquarespace+17 | 39 patents Power electronics converters and magnetic core components for high‑voltage/ current control | 1 internship · 2 partnerships · 1 award |
| 9 | Sunamp Manufacturer of thermal energy storage solutions for homes and buildings | $30M | 42 mo ago | 54 54 → 68 (+26%) · sector median +30% | 2006 | Susan Lang-bissell Co-Founder & COO | WordPressMySQLPHP+32 | 199 patents Thermal energy storage using advanced phase‑change materials and nucleation additives. | — |
| 10 | MicroEmissive Displays Group Polymer organic light emitting diode technology provider | $23M | 225 mo ago | 38 | 1999 | Bill Campbell ex-CEO | — | 34 patents Pixel driving circuits and manufacturing processes for micro‑emissive OLED displays. | — |
| 11 | Logan Energy Provider of integrated solutions for hydrogen refuelling, production, and energy applications 22Growth top 35%Funding top 46%Global bottom 36%Tech bottom 35% All 5 signals ▾Growthtop 35% Fundingtop 46% Globalbottom 36% Techbottom 35% Marketbottom 22% Growth: Fresh capital in last 24 mo Funding: Raised $15.9M across 5 rounds · 5 rounds over 18 yrs (0.3/yr) rank vs industry peers · Fliar Intelligence Index 22/100 | $16M | 10 mo ago | 22 | 2005 | — | WordPressBugHerdMySQL+19 | — | 2 job openings · 2 partnerships |
| 12 | Utopi Provider of SaaS platform to manage smart buildings 35Funding top 36%Tech bottom 49%Talent bottom 49%Market bottom 42% All 7 signals ▾Fundingtop 36% Techbottom 49% Talentbottom 49% Marketbottom 42% Productbottom 40% Newsbottom 32% Globalbottom 32% Funding: Raised $13.0M across 2 rounds · 2 rounds over 4 yrs (0.5/yr) Tech: 23 technologies across 3/8 capability areas · Cloud: Cloudflare rank vs industry peers · Fliar Intelligence Index 35/100 | $13M | 11 mo ago | 52 | 2019 | Jonathan Burridge Founder & CEO | WordPressZohoMySQL+20 | — | 2 launchs |
| 13 | Synaptec ODeveloper of optical fiber-based sensors to measure voltage and current | $12M | 28 mo ago | 26 26 → 42 (+62%) · sector median +30% | 2014 | Paweł Niewczas Founder And R&D Director | WordPressMySQLPHP+22 | 30 patents Synchronized multi-phase sensor modules and signal conditioning for precise phasor measurement. | 1 job opening |
| 14 | Dukosi Developer of cell monitoring systems for electric vehicles and energy storage | $12M | 79 mo ago | 63 63 → 110 (+75%) · sector median +30% | 2003 | — | SentryUmamiHSTS+2 | 170 patents Battery management, monitoring, and communication systems for electric battery cells | 1 partnership |
| 15 | Integrated Graphene Provider of 3D graphene foam | $12M | 47 mo ago | 25 25 → 55 (+120%) · sector median +30% | 2020 | Marco Caffio Co-Founder & CSO | — | 30 patents Graphene and laser‑induced carbon nanostructures for energy‑harvesting and heating devices | 1 job opening · 1 launch |
| 16 | Orbital Marine Power Manufacturer of floating tidal stream turbines for generating renewable electricity 24Moat top 32%Talent top 38%Patents top 39%Tech top 42% All 11 signals ▾Moattop 32% Talenttop 38% Patentstop 39% Techtop 42% Innovationtop 45% Newstop 45% Fundingtop 48% Globalbottom 40% Growthbottom 38% Marketbottom 29% Fin. healthbottom 15% Moat: Editorial + unicorn rating 7/10 · IP moat: 40 patents Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 24/100 | $11M | 6 mo ago | 41 | 2002 | Barry Johnston Founder | WordPressPleskMySQL+29 | 40 patents Tidal energy conversion devices and marine mooring/anchor systems for offshore power generation | — |
| 17 | LUX Assure Chemical monitoring technology for oil and gas industry | $9M | 119 mo ago | 16 | 2001 | — | — | 17 patents Chemical analysis and detection of biocides and additives in oilfield production fluids | — |
| 18 | ISN Solutions Platform that provides that delivers premium support and solutions to corporate businesses, offering… | $8M | 147 mo ago | 16 | 1999 | — | SilverstripePHPApache HTTP Server+13 | — | — |
| 19 | FreeFlow Technologies Developer of powertrain system for electric bicycles | $7M | 50 mo ago | 9 | 2012 | — | — | 7 patents Dual-powered bicycle and vehicle gearing mechanisms for integrated motor-assist systems. | — |
| 20 | Kite Power Solutions Airborne wind turbine manufacturer | $6M | 114 mo ago | 29 | 2011 | Simon Heyes CEO | — | 24 patents Airborne wind power generation using tethered kites and winch-driven energy conversion. | — |
| 21 | Novosound Provider of ultra-sound sensors for pipeline monitoring | $6M | 78 mo ago | 35 35 → 34 (-3%) · sector median +30% | 2018 | Dave Hughes Co-Founder & CTO | WordPressMySQLPHP+22 | 63 patents Patents concentrated in transport & manufacturing processes | 1 expansion |
| 22 | StorTera Provider of solutions for single liquid flow battery | $5M | 42 mo ago | 4 | 2013 | — | ShopifyZohoPhotoSwipe+13 | 3 patents Patents concentrated in electrical & electronics | 1 launch |
| 23 | Gravitricity Provider of gravity-based energy storage system | $5M | 24 mo ago | 15 | 2011 | Peter Fraenkel Co-Founder | WordPress Block EditorWordPressMySQL+20 | 39 patents Patents concentrated in mechanical & energy engineering | — |
| 24 | Smarter Grid Solutions Provider of DERMS software to utilities | $5M | 127 mo ago | 67 67 → 96 (+43%) · sector median +30% | 2008 | — | HubSpot CMS HubYouTubeBrightEdge+17 | 23 patents Patents concentrated in electrical & electronics | 1 launch |
| 25 | Nova Innovation Provider of submerged turbine systems that are used in tidal energy conversion | $4M | 53 mo ago | 36 36 → 47 (+31%) · sector median +30% | 2010 | — | Squarespace CommerceSquarespaceTypeScript+15 | 21 patents Modular tidal turbine structures and blade designs for marine renewable energy | 1 partnership |
| 26 | Forev Operator of electric vehicle charging solutions for fleets and public sites | $3M | 58 mo ago | 6 | 2018 | Lindsay Wallace Founder | WordPressMySQLPHP+25 | — | 1 expansion |
| 27 | Cognitive Geology Geological property modelling software for oil exploration activities | $3M | 104 mo ago | 20 | 2014 | Luke Johnson Founder & CEO | — | 9 patents Geological data processing and predictive analytics for subsurface resource modeling | — |
| 28 | Munro Developer of all-terrain electric-utility vehicle 35News top 24%Growth top 25%Partners top 40%Talent top 43% All 11 signals ▾Newstop 24% Growthtop 25% Partnerstop 40% Talenttop 43% Techtop 45% Moattop 45% Fundingbottom 43% Innovationbottom 39% Globalbottom 36% Patentsbottom 32% Marketbottom 20% News: 8 BI events in 12 mo (of 23 tracked, 7 types) · +100% YoY Growth: Web rank 50,000,000 → 10,000,000 YoY · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 35/100 | $2M | 8 mo ago | 2 | 2020 | Russell Peterson Co-Founder | Cart FunctionalityShopifyVisa+15 | 4 patents Manufacturing and processing of nanometre-scale fibers for advanced material applications | — |
| 29 | QD Light Production of colloidal quantum dots | $2M | 192 mo ago | — | — | — | — | 22 patents Patents concentrated in electrical & electronics | — |
| 30 | AWS Ocean Energy Pressure differential point absorber and bulge wave attenuator | $2M | 180 mo ago | 3 | 2004 | — | WordPressMySQLPHP+18 | 45 patents Marine wave energy conversion systems and offshore power extraction technologies | — |
| 31 | Denchi Manufacturer of custom battery packs and chargers for various sectors | $2M | 101 mo ago | 63 63 → 43 (-32%) · sector median +30% | 1865 | Nigel Scott CEO | Apple iCloud MailMicrosoft 365PHP+17 | — | — |
| 32 | Snugg Provider of home energy efficiency solutions | $1M | 25 mo ago | 7 | 2022 | Robin Peters Co-Founder & CEO | WebflowAmazon Web ServicesSlick+15 | — | — |
| 33 | AI Exploration Developer of sensors and analytics for the energy sector | $1M | 26 mo ago | 6 | 2018 | — | — | — | — |
| 34 | Heero Technologies Online platform offering energy management solutions | $1M | 24 mo ago | 5 | 2021 | Nicola Kennedy CEO | — | — | — |
| 35 | NetThings Developer of energy management platform | $1M | 126 mo ago | 30 30 → 30 (+0%) · sector median +30% | 2007 | — | — | 7 patents Building automation and HVAC resource monitoring and control systems | 1 launch |
| 36 | Reflex Marine Provider of offshore crew transfer carriers for the oil and gas industry | $1M | 52 mo ago | 17 | 1992 | — | ExpressionEnginePythonPHP+17 | 53 patents Marine anchoring hardware and seabed connection systems for offshore structures | — |
| 37 | Innovatium Developer of compressor integrated energy storage systems for industrial applications. | $1M | 11 mo ago | 4 | 2017 | Simon Branch Ceo | — | 5 patents High-pressure gas storage systems for energy applications | 3 launchs |
| 38 | LIND Provider of energy storage solurions for green energy | $1M | 30 mo ago | — | 2019 | Jamie Lindsay Founder & CEO | — | — | — |
| 39 | SMS Provider of solutions to the energy and industrial sectors | $826K | 115 mo ago | — | 1995 | Alan Foy CEO | WordPressMySQLPHP+19 | — | — |
| 40 | Sciencesoft Reservoir engineering simulation software | $823K | 80 mo ago | 17 | 1995 | Lindsay Wood Co-Founder | — | — | — |
| 41 | Autonomous Provider of IoT-enabled smart street lighting systems | $674K | 53 mo ago | 19 19 → 14 (-26%) · sector median +30% | 2019 | Bobby Kane CEO | — | — | 1 partnership |
| 42 | Flexitricity Provider of demand response services to National Grid in Britain | $649K | 93 mo ago | 48 48 → 105 (+119%) · sector median +30% | 2004 | Alastair Martin Chief Strategy Officer | Node.jsYouTubeReact+12 | 4 patents Software platform for aggregating and managing energy market data and trading operations. | 1 job opening · 1 launch · 2 partnerships |
| 43 | Albatern WEC based on point absorbers with array structure | $616K | 135 mo ago | 5 | 2007 | David Findlay Founder & CTO | — | 13 patents Wave energy conversion systems and modular arrays for extracting power from ocean waves | — |
| 44 | Asap Water Crafts Electric powered water crafts for recreational and rescue applications | $586K | 74 mo ago | 4 | 2012 | — | — | 4 patents Design and propulsion of small powered watercraft, focusing on hull and engine integration. | — |
| 45 | Current2Current Vertial axis turbine provider | $459K | 108 mo ago | — | 2007 | Brian Barnard Co-Founder & MD | — | — | — |
| 46 | AMTE Power Developer of lithium-ion and sodium-ion battery cells | $413K | 60 mo ago | 75 | 1997 | — | — | — | — |
| 47 | Freedom One Life Provider of financial products and services focused on long-term security 35Innovation top 32%Growth top 35%Tech top 44%Product bottom 47% All 7 signals ▾Innovationtop 32% Growthtop 35% Techtop 44% Productbottom 47% Fundingbottom 40% Globalbottom 32% Marketbottom 12% Innovation: 2 product lines · Deep-tech classification: Tech Hardware Growth: Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 35/100 | $390K | 7 mo ago | 2 | 2013 | — | WordPressMySQLPHP+27 | — | — |
| 48 | OnGen Online tool to assess solar assets for organizations and small businesses | $356K | 120 mo ago | 4 | 2014 | — | — | — | 1 launch · 2 awards |
| 49 | Cheevc Battery management systems to provide immunity against cell failures | $252K | 165 mo ago | — | 2010 | Kenneth Hamilton Norton CEO | — | 14 patents Patents concentrated in electrical & electronics | — |
| 50 | SolOLED Provider of emitter materials for solution-processed OLED products | $246K | 49 mo ago | 7 | 2021 | Eli Colman Co-Founder & CEO | — | — | — |
Top 12 Energy Tech companies in Scotland
#1
Series D · Edinburgh, Scotland · founded 2024$602.7Mraised▾
Developer and operator of battery energy storage projects. These systems support the transition toward renewable energy generation by providing capacity to balance electricity systems. The business focuses on the development, construction, and operation of large scale storage infrastructure to enable the integration of renewable power sources into the grid.
- Sep 2025Series D$602.7M
#2
Series A · Orkney, Scotland · founded 2002 · 41 employees$11.4Mraised▾
Manufacturer of floating tidal stream turbines for generating renewable electricity. These systems utilize underwater rotors to capture energy from moving water currents. The technology converts kinetic energy from tides into electrical power for integration into energy grids. The floating platforms are secured to the seabed using mooring systems to maintain position within high-velocity currents. This equipment provides a consistent supply of power by harnessing predictable tidal movements.
- Dec 2025Series A$9.3M
- Jul 2022Series A$8.3M
- Sep 2021Grant (prize money)$12.5M
- Dec 2020Seed$3.1M
#3
Series A · Edinburgh, Scotland · founded 2005 · 22 employees$15.9Mraised▾
Provider of integrated solutions for hydrogen refuelling, production, and energy applications. The company engineers, designs, builds, and maintains hydrogen and energy projects. It delivers hydrogen fuelling systems, energy solutions, and hydrogen hubs across multiple industries. These installations help decarbonise transport, industry, agriculture, buildings, and the energy sector.
- Jul 2025Series A$2.8M
- Oct 2024Series A$4M
- Oct 2023Series A$6.3M
- Nov 2019Seed$1.3M
#4
Series C · Glasgow, Scotland · founded 2017 · 6 employees$34.2Mraised▾
Developer of hydrogen fuel cell powertrain systems for heavy goods vehicles. The company focuses on designing and manufacturing hydrogen-powered trucks. These vehicles incorporate hydrogen storage, electric drive, and fuel cell systems. The technology includes thermal management and power electronics for efficient operation. The company aims to provide zero-emission transportation solutions for heavy-duty fleets.
- Jan 2025Series C—
- Feb 2023Grant (prize money)$8.1M
- Dec 2022Grant (prize money)$18.3M
- Sep 2022Series B$27.3M
#5
Seed · Hamilton, Scotland · founded 2019 · 52 employees$13Mraised▾
Provider of SaaS platform to manage smart buildings. It offers a data integration platform that aggregates operational and environmental data of buildings from IoT sensors and other digital systems, analyses and compares with benchmark performance to measure asset performance. Its features include remote monitoring and real-time analytics.
- Jun 2025Conventional Debt$6.8M
- Mar 2023Conventional Debt$6.2M
- May 2022Seed—
#6
Series A · Ayr, Scotland · founded 2020 · 2 employees$2.3Mraised▾
Developer of all-terrain electric-utility vehicle. The company develops Munro Mark 1 all-terrain utility vehicles with features like 150 miles battery range, permanent-magnet AC motor, onboard AC charging, 1000kg payload capacity, 5-seater capacity, and more.
- Oct 2025Series A$2.7M
- Dec 2023Seed$1.3M
- Apr 2022Seed$977.5K
#7
Seed · Glasgow, Scotland · founded 2013 · 2 employees$390.3Kraised▾
Provider of financial products and services focused on long-term security. It offers various solutions designed to help individuals manage their finances. These solutions include options for retirement planning and wealth accumulation. The company aims to provide resources that support financial well-being.
- Nov 2025Conventional Debt$653.6K
- Feb 2018Seed$390.3K
#8
Series A · Glasgow, Scotland · founded 2017 · 4 employees$1.2Mraised▾
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- Jul 2025Series A$4M
- Mar 2022Seed$1.2M
#9
Series B · Aberdeen, Scotland · founded 2016 · 11 employees$36.1Mraised▾
Manufacturer of batteries
- Dec 2023Series B$33.1M
- Sep 2022Conventional Debt$10.4M
- Aug 2021Series A$3.3M
- Jun 2020Seed$1.3M
#10
Seed · Edinburgh, Scotland · founded 2011 · 15 employees$5Mraised▾
Provider of gravity-based energy storage system. It uses the power of gravity to store energy for network-constrained users and operators, in distribution networks. It also provides grid services and hydrogen-based energy storage.
- Jun 2024Seed$820.8K
- May 2023Seed$1M
- Nov 2022Grant (prize money)$232K
- Feb 2022Grant (prize money)$1.2M
#11
Series A · Glasgow, Scotland · founded 2014 · 26 employees$12.4Mraised▾
ODeveloper of optical fiber-based sensors to measure voltage and current. Its sensors use existing fiber-optic infrastructure. It enables the measurement of voltage, current, temperature, and vibration via remote non-powered sensors, all interrogated via optical fibers connected to the interrogator, and sending the data to a point that reduces the need for data communication systems.
- Feb 2024Series A$8.2M
- Sep 2022Series A—
- Jul 2019Series A—
- May 2019Series A$3.8M
#12
Deadpooled · East Kilbride, Scotland · founded 2010 · 25 employees$42.1Mraised▾
Heliex Power has developed a patented technology that can generate power, re-energise low-pressure steam and drive machinery and air compressors by utilising existing steam system in the plant. It is a rotary device that converts expansion energy from steam into useable clean electricity via a wet steam cycle. The company is backed by British Petroleum.
- Oct 2022Series D$1M
- Sep 2021Series D$4.8M
- Dec 2019Series D$468.8K
- May 2018Series D$1.8M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Energy Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
What Scotland researches in energy storage
University of the West of Scotland and Scotland's Rural College lead Scotland's predominantly optimistic (mean stance 0.34) energy-storage research, focusing on supercapacitor materials and advanced battery technologies across 15 recent papers.
- University of the West of Scotland11
- Scotland\'s Rural College4
- Children in Scotland1