Top list · London
3,521 startups in London have raised money in rounds we track. These are the 50 that have raised the most, $51B between them.
Finastra provides the broadest portfolio of financial services software.
Founded 1970London, United Kingdom$5.3Blast round Aug 2023Isomorphic Labs is a London-based artificial intelligence company focused on transforming the drug discovery process.
Founded 2021London, United Kingdom$3.1Blast round May 2026Pure specialises in the design, build and operation of ‘White Label’ data centres for global clients.
Founded 2013London, United Kingdom$2.7Blast round May 2026Trident Royalties is a mining royalty company.
Founded 2018London, United Kingdom$2.3Blast round Mar 2024Kore Potash is an advanced stage mineral exploration and development company.
Founded 2010London, United Kingdom$2.2Blast round Jun 2025Wayve Technologies Ltd is a British company focused on developing self-driving vehicle systems.
Founded 2017London, United Kingdom$1.8Blast round Apr 2026From food to flowers, gifts to groceries, we bring the best of your neighbourhood to your door.
Founded 2013London, United Kingdom$1.5Blast round Dec 2021EXA Infrastructure is the largest dedicated digital infrastructure platform in Europe, linking North America and Asia via the Middle East.
Founded 2021London, United Kingdom$1.5Blast round Oct 2025Funding Circle is a lending platform for small businesses.
Founded 2009London, United Kingdom$1.5Blast round Feb 2026UFORCE is a Ukrainian defense technology company focused on developing and manufacturing advanced military technologies, particularly unmanned platforms for air
Founded -London, United Kingdom$1.4Blast round Nov 2026AtlasEdge is an edge platform delivering digital infrastructure to customers.
Founded 2021London, United Kingdom$1.4Blast round May 2026CityFibre operates as an independent provider of fiber infrastructure in secondary cities.
Founded 2011London, United Kingdom$1.4Blast round Jul 2025Revolut is a financial technology company that offers banking services, money transfers, foreign exchange, and spending analytics.
Founded 2015London, United Kingdom$1.3Blast round Oct 2026Generation Home is a new mortgage lender dedicated to making homeownership work better for everyone.
Founded 2019London, United Kingdom$1.3Blast round Jan 2022Checkout.com is a global provider of payment solutions that help businesses and communities thrive in the digital economy.
Founded -London, United Kingdom$1.2Blast round Jan 2025Ineffable Intelligence develops machine learning systems that learn through interaction and experience.
Founded 2025London, United Kingdom$1.1Blast round Apr 2026Fractile is a UK-based technology company and semiconductor startup founded in 2022 by Dr.
Founded 2022London, United Kingdom$960Mlast round Oct 2026Tabeo is a payments and contact management system for the healthcare sector.
Founded 2017London, United Kingdom$960Mlast round Jun 2024Renewable Power Capital is a renewable energy investment platform that focuses on energy industries.
Founded 2020London, United Kingdom$915Mlast round Sept 2026Greensill Capital is a provider of structured working capital financing to businesses globally.
Founded 2011London, United Kingdom$800Mlast round May 2019Low Carbon develops, owns, and operates renewable energy projects to fight climate change, aiming for a net-zero future.
Founded 2011London, United Kingdom$683Mlast round Jan 2026Eelpower is a battery storage developer that operates energy storage solutions.
Founded 2017London, United Kingdom$682Mlast round Aug 2025Octopus Energy Group is an England-based holding company that operates businesses in areas such as energy generation and electric vehicle sales.
Founded 2016London, United Kingdom$681Mlast round Dec 2025Venture into new worlds: improbable.io Improbable is a British start-up that has been at the forefront of building virtual worlds for over a decade.
Founded 2012London, United Kingdom$674Mlast round Oct 2022Octopus Electric Vehicles is an electric vehicle specialist that provides electric vehicle leasing, advice and best vehicle quotes.
Founded 2018London, United Kingdom$658Mlast round Nov 2025Capital on Tap is a fintech company that provides small businesses with credit cards and a spend management platform.
Founded 2012London, United Kingdom$654Mlast round Nov 2025Recursive self-improving superintelligence to automate knowledge discovery.
Founded -London, United Kingdom$650Mlast round Apr 2026Netomnia is a full-fibre network company.
Founded 2019London, United Kingdom$607Mlast round Apr 2026Verdiva Bio is a clinical-stage biopharmaceutical company based in Guildford, United Kingdom, founded in 2024.
Founded 2024London, United Kingdom$601Mlast round May 2026Hyperoptic is a prominent British telecommunications company that specializes in high-speed, full-fibre broadband internet and digital telephony services.
Founded 2010London, United Kingdom$588Mlast round Jul 2025Ferovinum is a fintech platform providing working capital and stock management software built specifically for the wine and spirits industry
Founded 2018London, United Kingdom$573Mlast round Jun 2025Ebury is a global fintech providing international business accounts, multi-currency payments, FX hedging, trade finance, and business APIs to 25,000+ businesses
Founded 2009London, United Kingdom$570Mlast round Nov 2019OnlyFans provides a social media platform where creators share and monetize content and develop connections with fans.
Founded 2016London, United Kingdom$535Mlast round May 2026OLIX is an AI company focused on developing advanced hardware solutions for AI inference workloads.
Founded 2024London, United Kingdom$532Mlast round Aug 2026Community Fibre is a broadband company that exclusively serves London's residents and businesses.
Founded 2013London, United Kingdom$519Mlast round Dec 2025Zenobe Energy manufactures battery storage assets for electric bus operators, utilities, and industrial and commercial businesses.
Founded 2016London, United Kingdom$515Mlast round Jun 2026Agrata's aim is to build world-class teams and provide best-in-class technologies.
Founded -London, United Kingdom$509Mlast round Apr 2026Synthesia is a British multinational AI company based in London, founded in 2017.
Founded 2017London, United Kingdom$506Mlast round Jan 2026PhysicsX is a London-based deeptech company that develops an AI-native engineering software platform aimed at transforming how industrial organizations design,
Founded 2019London, United Kingdom$477Mlast round Jun 2026McGill and Partners provides specialty insurance and reinsurance broking services for large and complex risks.
Founded 2019London, United Kingdom$473Mlast round Sept 2026Believ is an electric vehicle charge point operator that installs, operates, and maintains public and private charge points.
Founded 2019London, United Kingdom$473Mlast round Jul 2026Quantexa is a UK-based software company founded in 2016, specializing in Contextual Decision Intelligence (CDI).
Founded 2016London, United Kingdom$471Mlast round Mar 2026WorldRemit is the online service that lets you send money to family and friends using our website or app.
Founded 2010London, United Kingdom$463Mlast round Jan 2021GoCardless helps 75,000+ businesses get paid on time.
Founded 2011London, United Kingdom$442Mlast round Aug 2026Ori Biotech is a biotechnology company based in London and Philadelphia, focused on cell and gene therapy (CGT) manufacturing technology.
Founded 2015London, United Kingdom$435Mlast round Jun 2022Zepz is a global digital cross-border payments platform that enables international money transfers.
Founded -London, United Kingdom$432Mlast round Apr 2025Octopus Renewables Infrastructure Trust is a closed end investment company incorporated in England and Wales.
Founded 2019London, United Kingdom$431Mlast round Feb 2025A global leader in digital connectivity software
Founded 2006London, United Kingdom$425Mlast round Aug 2021Storfund is a London-based fintech company founded in 2018 by George Brintalos and Akbar Ahsan.
Founded 2018London, United Kingdom$413Mlast round Oct 2021Cruise through car finance.
Founded 2021London, United Kingdom$409Mlast round Jun 2025Every startup we hold in London, ranked by the total it has raised in rounds we hold. Nobody pays to be on a list.
Open any company for its rounds and investors, or search the investors who back startups in London in the app, with filters, lists and exports.
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XStartups in the United States42,176 companies · $870B
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FStartups in the United Kingdom8,355 companies · $79B
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TMStartups in San Francisco4,251 companies · $350B
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PStartups in New York3,729 companies · $67B
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APStartups in Canada2,950 companies · $38B
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FStartups in India2,116 companies · $60B
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UAI startups in London479 companies · $18B
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FIT Services startups in London400 companies · $3.0B
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SHealth startups in London300 companies · $9.9B
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RFinancial Services startups in London282 companies · $22B
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MHealthcare startups in London191 companies · $6.9B
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CFintech startups in London166 companies · $15B
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EBig Data & Analytics startups in London164 companies · $3.3B
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OBBiotech startups in London115 companies · $7.6B