Top list · United Kingdom
Cloud startups in the United Kingdom
62 cloud startups in the United Kingdom have raised money in rounds we track. These are the 50 that have raised the most, $11B between them, with London the most common home.
- 1NscaleFounded 2025United Kingdom$6.9Blast round Sept 2026
- 2
AtlasEdgeAtlasEdge is an edge platform delivering digital infrastructure to customers.AtlasEdge is an edge platform delivering digital infrastructure to customers.
Founded 2021London, United Kingdom$1.4Blast round May 2026 - 3
Oxford Quantum CircuitsOxford Quantum Circuits develops quantum computers designed for breakthrough discoveries.Oxford Quantum Circuits develops quantum computers designed for breakthrough discoveries.
Founded 2017United Kingdom$453Mlast round Jun 2026 - 4
KAO DataKao Data is a UK-based developer and operator of advanced data centers focused on Artificial Intelligence (AI) and High-Performance Computing (HPC).Kao Data is a UK-based developer and operator of advanced data centers focused on Artificial Intelligence (AI) and High-Performance Computing (HPC).
Founded 2014Harlow, United Kingdom$262Mlast round Jan 2024 - 5
Nexgen CloudNexGen Cloud offers sustainable cloud IaaS with a focus on HPC and GPU infrastructure, including GPUaaS via Hyperstack.NexGen Cloud offers sustainable cloud IaaS with a focus on HPC and GPU infrastructure, including GPUaaS via Hyperstack.
Founded 2020London, United Kingdom$179Mlast round Oct 2026 - 6
Salience LabsSalience Labs is a deep-tech semiconductor company based in Oxford, United Kingdom, specializing in all-optical silicon photonic solutions.Salience Labs is a deep-tech semiconductor company based in Oxford, United Kingdom, specializing in all-optical silicon photonic solutions.
Founded 2020Oxford, United Kingdom$169Mlast round Oct 2026 - 7
BlackwallBlackwall is an AI-enabled security infrastructure company based in Tallinn, Estonia.Blackwall is an AI-enabled security infrastructure company based in Tallinn, Estonia.
Founded 2019Tallinn, United Kingdom$162Mlast round Oct 2026 - 8
NyoboltNyobolt is an energy storage technology company based in Cambridge, UK, founded in 2019.Nyobolt is an energy storage technology company based in Cambridge, UK, founded in 2019.
Founded 2019Impington, United Kingdom$155Mlast round Aug 2026 - 9
FINBOURNE TechnologyFINBOURNE Technology is a cloud-native data management platform provider based in London, specializing in investment management solutions for the financial servFINBOURNE Technology is a cloud-native data management platform provider based in London, specializing in investment management solutions for the financial serv
Founded 2016London, United Kingdom$84Mlast round May 2026 - 10
CloudSenseCloudSense specializes in electronics manufacturing and product engineering.CloudSense specializes in electronics manufacturing and product engineering.
Founded 2009London, United Kingdom$77Mlast round Nov 2017 - 11
Epos NowEpos Now is a privately held company that provides cloud software for any business.Epos Now is a privately held company that provides cloud software for any business.
Founded 2011Norwich, United Kingdom$74Mlast round Jun 2026 - 12
OrbitalOrbital is an automated data platform that connects, secures, and manages data.Orbital is an automated data platform that connects, secures, and manages data.
Founded 2022London, United Kingdom$71Mlast round Jun 2026 - 13
VKE GroupVKE Group is a construction company that specializes in groundwork and drainage, RC frames, and structural alterations.VKE Group is a construction company that specializes in groundwork and drainage, RC frames, and structural alterations.
Founded 2013United Kingdom$56Mlast round Oct 2026 - 14
Orbital IndustriesOrbital Industries is an AI industrial company founded in 2022, specializing in the integration of artificial intelligence into the discovery of advanced materiOrbital Industries is an AI industrial company founded in 2022, specializing in the integration of artificial intelligence into the discovery of advanced materi
Founded 2022London, United Kingdom$50Mlast round May 2026 - 15
ValarianValarian is a UK-based sovereign infrastructure company headquartered in London.Valarian is a UK-based sovereign infrastructure company headquartered in London.
Founded 2020London, United Kingdom$50Mlast round Jul 2026 - 16
Cloud DecisionsCloud Decisions is a talent acquisition and cloud consultant company.Cloud Decisions is a talent acquisition and cloud consultant company.
Founded 2019United Kingdom$48Mlast round Jul 2025 - 17
SurrealDBSurrealDB is a private technology company based in London, founded in 2021 by Tobie Morgan Hitchcock and Jaime Morgan Hitchcock.SurrealDB is a private technology company based in London, founded in 2021 by Tobie Morgan Hitchcock and Jaime Morgan Hitchcock.
Founded 2022London, United Kingdom$44Mlast round Feb 2026 - 18
Connex OneConnex One is an England-based customer engagement platform that offers solutions such as workforce optimization, analytics and contact center operations for businesses.Connex One is an England-based customer engagement platform that offers solutions such as workforce optimization, analytics and contact center operations for businesses.
Founded 2013Manchester, United Kingdom$36Mlast round Jun 2024 - 19
Console ConnectConsole Connect is a global provider of Software-Defined Interconnection (SDI) solutions, enabling enterprises to create secure, high-performance connections beConsole Connect is a global provider of Software-Defined Interconnection (SDI) solutions, enabling enterprises to create secure, high-performance connections be
Founded 2015London, United Kingdom$26Mlast round Nov 2015 - 20
YellowDogFounded 2015United Kingdom$22Mlast round Dec 2024 - 21
SynthesizedSynthesized is an AI-native enterprise software company based in London, with an additional office in New York City and virtual operations in Japan.Synthesized is an AI-native enterprise software company based in London, with an additional office in New York City and virtual operations in Japan.
Founded 2020London, United Kingdom$20Mlast round Sept 2025 - 22
LeglLawtech solutions for consumers, attorneys, affiliate marketers, and legal marketing agencies.Lawtech solutions for consumers, attorneys, affiliate marketers, and legal marketing agencies.
Founded 2014United Kingdom$18Mlast round May 2022 - 23
NorthflankNorthflank is a London-based developer platform that simplifies the deployment of applications, databases, AI workloads, and scheduled jobs across various cloudNorthflank is a London-based developer platform that simplifies the deployment of applications, databases, AI workloads, and scheduled jobs across various cloud
Founded 2019London, United Kingdom$16Mlast round Nov 2024 - 24
Bamboo SystemsBamboo Systems is a Cambridge, UK-based provider of an ARM server architecture designed to power sustainable data centers.Bamboo Systems is a Cambridge, UK-based provider of an ARM server architecture designed to power sustainable data centers.
Founded 2015Cambridge, United Kingdom$12Mlast round Sept 2020 - 25
AND DigitalAND Digital is a digital product and engineering consultancy founded in 2014, headquartered in Maidenhead, England.AND Digital is a digital product and engineering consultancy founded in 2014, headquartered in Maidenhead, England.
Founded 2014London, United Kingdom$11Mlast round Apr 2021 - 26
ecosyncEcoSync is a cleantech company founded in 2018 by a team of engineers from Oxford University.EcoSync is a cleantech company founded in 2018 by a team of engineers from Oxford University.
Founded 2018London, United Kingdom$11Mlast round Jun 2026 - 27
CCm TechnologiesCCm Technologies is a UK-based cleantech company founded in 2011, specializing in carbon capture and utilization (CCU).CCm Technologies is a UK-based cleantech company founded in 2011, specializing in carbon capture and utilization (CCU).
Founded 2011Swindon, United Kingdom$10Mlast round Jun 2024 - 28
VRAM AIThe aim of VRAM AI is to transfer power from data centers to a worldwide, permissionless network through safe, decentralized LLM training.The aim of VRAM AI is to transfer power from data centers to a worldwide, permissionless network through safe, decentralized LLM training.
Founded -London, United Kingdom$10Mlast round May 2026 - 29
ArkivumArkivum is a UK-based provider of digital archiving and long-term data preservation solutions, established in 2011.Arkivum is a UK-based provider of digital archiving and long-term data preservation solutions, established in 2011.
Founded 2011Mall, United Kingdom$9.5Mlast round Mar 2024 - 30
BleconBlecon is a technology company based in Cambridge, UK, founded in 2020.Blecon is a technology company based in Cambridge, UK, founded in 2020.
Founded 2021Cambridge, United Kingdom$9.0Mlast round Oct 2024 - 31
GreenpixieGreenpixie is a London-based energy and sustainability technology startup founded in 2021 by John Ridd and William Tinney.Greenpixie is a London-based energy and sustainability technology startup founded in 2021 by John Ridd and William Tinney.
Founded 2021London, United Kingdom$8.4Mlast round May 2026 - 32
CyclrCyclr is an independent Embedded Integration Platform (iPaaS) based in the UK, established in 2013.Cyclr is an independent Embedded Integration Platform (iPaaS) based in the UK, established in 2013.
Founded 2013Croydon, United Kingdom$7.2Mlast round Apr 2022 - 33
A Cloud GuruA Cloud Guru is a social learning platform for cloud computing.A Cloud Guru is a social learning platform for cloud computing.
Founded 2015United Kingdom$7.0Mlast round Dec 2019 - 34
ThingtraxThingtrax is a London-based company that specializes in Agentic Manufacturing Operations.Thingtrax is a London-based company that specializes in Agentic Manufacturing Operations.
Founded 2015Staines-upon-Thames, United Kingdom$6.5Mlast round Jan 2025 - 35
HeleCloudHeleCloud provides strategic technology consultancy, engineering and managed cloud services on the AWS PlatformHeleCloud provides strategic technology consultancy, engineering and managed cloud services on the AWS Platform
Founded 2016Sofia, United Kingdom$5.6Mlast round Nov 2018 - 36
ScreenCloudWe're helping companies to realize the potential of the screens around them.We're helping companies to realize the potential of the screens around them.
Founded 2015London, United Kingdom$4.5Mlast round Apr 2025 - 37
Atlas CloudAtlas Cloud is a prominent managed IT service provider based in Newcastle upon Tyne, UK.Atlas Cloud is a prominent managed IT service provider based in Newcastle upon Tyne, UK.
Founded 2010Newcastle upon Tyne, United Kingdom$4.3Mlast round Jul 2025 - 38VeridueFounded -United Kingdom$4.0Mlast round Sept 2026
- 39
Gameplan TechnologyGameplan Technology provides digital video analysis and networked communications systems.Gameplan Technology provides digital video analysis and networked communications systems.
Founded 2009Atlanta, United Kingdom$3.5Mlast round Aug 2021 - 40MysticConsumer Technology Company.
Consumer Technology Company.
Founded 2023United Kingdom$3.0Mlast round Apr 2022 - 41
EkkosenseEkkosense specialises in developing and delivering expert software analytics, low cost innovative sensors.Ekkosense specialises in developing and delivering expert software analytics, low cost innovative sensors.
Founded 2013Triumph Road, United Kingdom$2.7Mlast round Aug 2026 - 42
Cloud8At Cloud8 It provides an intuitive cloud platform to corporate advisors.At Cloud8 It provides an intuitive cloud platform to corporate advisors.
Founded 2018Bristol, United Kingdom$2.5Mlast round Aug 2022 - 43Zendo EnergyFounded -United Kingdom$2.3Mlast round May 2025
- 44
BookingLiveBookingLive is the leading Online Booking and Reservation Solution on the market.BookingLive is the leading Online Booking and Reservation Solution on the market.
Founded 2014Cardiff, United Kingdom$1.7Mlast round Jan 2020 - 45
DediServeDediServe is an SSD-backed cloud platform that enables its users to build Linux, BSD, and Windows servers in the cloud.DediServe is an SSD-backed cloud platform that enables its users to build Linux, BSD, and Windows servers in the cloud.
Founded 2009United Kingdom$1.3Mlast round Mar 2010 - 46
SenaptSenapt is an energy-as-a-service platform.Senapt is an energy-as-a-service platform.
Founded 2016United Kingdom$1.1Mlast round Jul 2021 - 47
Communicate TechnologyCommunicate Technology specializes in offering network infrastructure, cyber security, cloud management, and IT support solutions.Communicate Technology specializes in offering network infrastructure, cyber security, cloud management, and IT support solutions.
Founded 2011Stockton, United Kingdom$1.1Mlast round Jun 2024 - 48
AppLayerAppLayer is a blockchain infrastructure company based in Panama City, Panama, founded in 2022.AppLayer is a blockchain infrastructure company based in Panama City, Panama, founded in 2022.
Founded 2022Panama City, United Kingdom$800Klast round Jul 2011 - 49
Allinea SoftwareGCD Systeme offers professional radio and telematics for industrial and governmental clients.GCD Systeme offers professional radio and telematics for industrial and governmental clients.
Founded 2009United Kingdom$643Klast round Oct 2009 - 50
PekamaPekama is a London-based legal tech and intellectual property software company founded in 2014.Pekama is a London-based legal tech and intellectual property software company founded in 2014.
Founded 2014London, United Kingdom$570Klast round Apr 2018
United KingdomCompanies whose funding rounds we classed in this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.
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