Kristo Käärmann & Taavet Hinrikus

Founded 2011 (as TransferWise), the cross-border payments and multi-currency account leader. Direct-listed on the LSE in 2021; moved its primary listing toward the US in 2025 while remaining London-HQ'd. Mov...

Steven Hunter & Huss El-Sheikh

Founded 2016, an AI-powered analytics platform for debt capital markets (bonds, leveraged loans, distressed debt, CLOs). Became a unicorn in 2026 with a $170M Series C led by Redalpine and Seedcamp at a $1.3...

Richard Davies (CEO)

Founded 2019, a digital bank for established SMEs (lending, business accounts, savings). Raised a ~$155M Series D led by TCV and Ventura Capital in early 2026 at a $1.2B valuation — a newly minted unicorn. A...

London digital-first home-healthcare company using an AI platform to predict deterioration and deliver care in people's homes at scale, easing NHS/hospital strain. Raised $150m (debt+equity) in January 2025 ...

Guillaume Pousaz

Founded 2012, enterprise payments processing for global merchants (bootstrapped until a record $230M Series A in 2019). Processed $300B+ in total volume in 2025 (+64% YoY); ran a Sept 2025 employee buyback a...

Hiroki Takeuchi, Matt Robinson & Tom Blomfield

Founded 2011, global leader in bank-to-bank (direct debit / account-to-account) payments and open-banking-based collections. Grew FY2024 revenue 41% to £132M and targeted full-year profitability by 2026. In ...

Tom Blomfield & co-founders

Founded 2015, one of the UK's leading digital challenger banks with 12M+ personal customers. Valued at $5.9B in an Oct 2024 secondary sale (GIC, StepStone). Reached full-year profitability and crossed 12M cu...

London edtech founded 2016 by Euan Blair and Sophie Adelman, delivering apprenticeship-based training and AI upskilling as an alternative to university. Became the UK's first edtech unicorn (2022) and reache...

London AI-infrastructure and GPU-cloud provider that closed a $1.1bn Series B in September 2025 — reported as the largest Series B in European history — backed by Aker, Microsoft, OpenAI, NVIDIA, Dell, Nokia...

Rishi Khosla & Joel Perlman

Founded 2015, an SME-focused digital bank using data analytics for fast, flexible business lending (£1M–£100M turnover clients). INDIAN-ORIGIN FOUNDER: Rishi Khosla, who previously built and sold Copal Amba ...

London deeptech applying AI/ML to physics simulation for advanced engineering (aerospace, automotive, materials, semiconductors). Closed a $135m Series B (Atomico, Siemens, Applied Materials, Temasek) in 202...

London decision-intelligence platform using entity resolution and network analytics for financial crime, fraud, KYC and risk. Raised a $175m Series F in 2025 at a $2.6bn valuation (led by Ontario Teachers' V...

Nik Storonsky & Vlad Yatsenko

Founded 2015, Europe's most valuable fintech and a global super-app spanning banking, FX, cards, trading and crypto. A November 2025 secondary share sale set a ~$75B valuation (up from $45B in Aug 2024). FY2...

Anne Boden

Founded 2014, a fully licensed digital bank profitable for four consecutive years with ~£870M revenue and 3.6M+ accounts. Monetises its cloud core-banking stack via the Engine SaaS platform sold to banks wor...

Daniel Klein, Marc-Alexander Christ & Stefan Jeschonnek

Founded 2012, card readers and merchant tools for millions of small businesses across 30+ countries. Raised €1.5B led by Goldman Sachs in May 2024 at an ~$8.5B valuation; weighing a listing that could value ...

London genAI company that turns text into studio-quality videos using realistic AI avatars and voices, widely used for enterprise training and comms. Raised ~$180m Series D in January 2025, cementing unicorn...

Paul Taylor

Founded 2014 by an ex-Google engineer, cloud-native core-banking (Vault Core) and payments (Vault Payments) software licensed to banks worldwide. A unicorn backed by Nium/Temasek/JPMorgan-type investors; par...

George Bevis (Oliver Prill, CEO)

Founded 2015, a business financial platform (accounts, invoicing, credit, admin) for SMEs. Became a UK fintech unicorn in Sept 2025 at a $1.5B valuation in a round led by TPG. Large member bases in the UK an...

Francesco Simoneschi & Luca Martinetti

Founded 2016, Europe's leading open-banking payments/data infrastructure enabling instant pay-by-bank and account verification. A unicorn (backed by Stripe, Tiger, Temasek) powering variable recurring paymen...

Philip Belamant & Sean O'Connor

Founded 2018, an ad-subsidised buy-now-pay-later and payments network (a unicorn since 2021). Raised $176.7M in a mixed debt/equity round led by KKCG in Nov 2025 to fund expansion and possible acquisitions. ...

BNPL / payments)

London 'buy now, pay later' and ad-subsidised payments company headquartered in the City, valued at $2bn+ after a $110m Series C and $125m debt facility (Deutsche Bank) in 2024, with stated IPO ambitions. Po...

Giles Andrews & co-founders

Founded 2005 as a P2P pioneer, now a licensed digital bank offering personal loans, credit cards, savings and car finance. Raised ~€80M ($84.6M) equity led by A.P. Moller Holding to fund a flagship current a...

Jesse Hemson-Struthers & Chris Harmse

Founded 2021, stablecoin payments infrastructure bridging fiat and on-chain rails across 130+ countries. Mastercard agreed to acquire BVNK for up to $1.8B in March 2026 — the largest stablecoin deal to date,...

David Luck & George Karibian

Founded 2012, business credit cards and working-capital funding for small businesses across the UK and US. Has funded billions in lending to 200,000+ SMEs, backed by large securitisation/debt facilities. Pro...

Dmitry Tokarev

Founded 2018, institutional digital-asset custody, prime services and off-exchange settlement (ClearLoop). Backed by Barclays, Tiger Global and others; a leading name in London's institutional crypto-fintech...

Shachar Bialick

Founded 2016, an app that consolidates multiple cards into one smart card/wallet with rewards, and now offers pay-later and its own flexible payments. Has raised hundreds of millions and expanded to the US; ...

Michael Mueller & Dave Scola

Founded 2016, cloud-native payments-as-a-service and account-to-account processing for banks and PSPs. Partnered with Thought Machine in 2025 to deliver end-to-end real-time payments (FedNow, TCH RTP, SEPA I...

Adam Dodds & Viktor Nebehaj

Founded 2016, a commission-free share-dealing / investing app (a UK 'Robinhood' rival) with 1M+ users and ISA/SIPP products. Acquired by London-listed IG Group for £160M in 2025 (a ~29% discount to its prior...

Ben Stanway & Charlie Mortimer

Founded 2016, a saving-and-investing app (round-ups, ISAs, pensions, home-buying) with 1M+ customers. Assets under administration grew 62% YoY with £6.4B annual net inflows; raised a Series D in April 2025. ...

Victor Trokoudes & Alex Michael

Founded 2016, an AI-driven automatic-savings and investing app across the UK and Europe with millions of users. Launched an AI money-guidance assistant used by 150,000+ customers in 2025. Continues to raise ...

Gabriel Le Roux & Paul Anthony

Founded 2020 by two ex-Braintree/PayPal alumni, a unified payments-orchestration infrastructure that routes near-100% of clients' payment volume across processors, acquirers and fraud tools. Raised a $100M S...

Peter Briffett & Portman Wills

Founded 2018, a financial-wellbeing platform offering earned-wage access, savings, coaching and loans via employers. Secured a €352M ($400M+) debt facility from Citi in 2025 to expand; equity backers include...

Stefano Vaccino

Founded 2017, an enterprise open-banking API platform for payments and financial data across Europe. Powers use cases from account aggregation to A2A payments; partnered with Alipay+ in 2025 to enable Europe...

Vivek Madlani & Mike Curtis

Founded 2016, an AI-powered financial-advice / holistic financial-planning platform for consumers and advisers. INDIAN-ORIGIN FOUNDER: Vivek Madlani (CEO). Backed by Portfolio Ventures and others as it autom...

Kamran Hedjri & Manpreet Singh Haer

Founded 2019, payments infrastructure connecting global merchants to local/alternative payment methods across emerging markets (India, Africa, LATAM, SE Asia). SOUTH-ASIAN-ORIGIN CO-FOUNDER: Manpreet Singh H...

Jinesh Vohra

Founded 2019, an app that helps homeowners overpay and pay off their mortgage faster (round-ups, cashback, smart payments, live mortgage comparison). INDIAN-ORIGIN FOUNDER: Jinesh Vohra (ex-Goldman Sachs). C...

Chri Besenbruch, Arsalan Zafar"

"Founded 2018 by two Imperial College London grads (co-founder Arsalan Zafar is of South-Asian / Pakistani origin); builds an AI-based video/image codec that compresses files up to 5x smaller than standard c...

Piotr Dąbkowski, Mati Staniszewski"

"Founded 2022 by two Polish engineers (ex-Google ML / ex-Palantir), London-HQ'd AI voice company — text-to-speech, dubbing, speech-to-text, music and conversational voice agents. Raised $500M Series D in Feb...

Marc Warner, Angie Ma, Andy Brookes"

"Founded 2014 (originally 'Advanced Skills Initiative'), London-based applied-AI software & consulting firm, prominent in UK government / public-sector AI. In Jan 2026 Accenture agreed to acquire Faculty for...

Gary Wu, Cesar Maklary"

"Founded 2017, London-based AI 'neocloud' — started as an idle-GPU marketplace, now builds gigawatt-scale AI data centres / GPU clusters. Signed an $11B French 'AI factory' deal and Anthropic/Google-backed c...

Ben Fielding, Harry Grieve"

"Founded 2020 (Entrepreneur First), London-based decentralised machine-learning compute protocol connecting global GPU networks (data centres, gaming PCs) for on-demand AI training. Raised a $43M Series A in...

Demis Hassabis, Shane Legg, Mustafa Suleyman"

"Founded in London in 2010 (as DeepMind; acquired by Google 2014), the world's most influential AI research lab and the anchor of London's AI ecosystem. Now the unified home of Google's AI, shipping the Gemi...

Chris Pedregal, Sam Stephenson"

"Founded in London 2023; AI meeting-notes app beloved by the tech/VC crowd, expanding into an enterprise 'AI memory' context layer. Raised a $43M Series B (May 2025, NFDG) at $250M, then a $125M Series C (Ma...

Raza Habib, Peter Hayes, Jordan Burgess"

"Founded 2020 as a UCL spinout (YC-backed), London-based LLM evaluation, prompt-management and observability platform for enterprises (clients incl. Duolingo, Vanta). In Aug 2025 Anthropic acqui-hired the th...

Joshua Payne, Nathan Townsend"

"Founded 2024, London-HQ'd 'British hyperscaler' building AI-ready data centres and GPU cloud infrastructure. Raised a $1.1B Series B in Sep 2025 (Aker, Nvidia, Nokia, Dell) and a $2B Series C in Mar 2026 at...

Robin Tuluie, Jacomo Corbo, Nicolas Haag"

"London-HQ'd 'physical AI' company building large physics models (deep-learning surrogates for CFD/FEA) for aerospace, automotive, semiconductors and energy. Founders are ex-F1 (Mercedes/Renault) and ex-Quan...

Nikola Mrkšić, Pei-Hao Su, Tsung-Hsien Wen"

"Founded in London 2017 by three Cambridge Machine Intelligence Lab researchers; builds enterprise voice AI agents that handle complex customer-service calls (auth, bookings, payments). Raised $86M (€73.2M) ...

Emad Mostaque (founder); Prem Akkaraju (CEO)"

"Founded 2019, London-based generative-AI company behind the open Stable Diffusion image models. After founder Emad Mostaque stepped down in Mar 2024, ex-Weta Digital CEO Prem Akkaraju took over (Jun 2024) w...

William Tunstall-Pedoe"

"Founded by the creator of Evi (the tech behind Amazon Alexa, acquired 2013); London-based neurosymbolic-AI company combining LLMs with symbolic reasoning for trustworthy, explainable, auditable outputs (pil...

Alberto Rizzoli, Simon Edwardsson"

"Founded 2018, London-based AI data / knowledge-work platform: V7 Darwin automates training-data labelling for computer vision, and V7 Go uses foundation models as AI agents for document-heavy workflows (con...

Alex Kendall, Amar Shah"

"Founded 2017, London-based embodied-AI company building a self-learning 'AI driver' (camera-first, no HD maps or hand-coded rules) for autonomous vehicles. Raised a $1.05B Series C in May 2024 led by SoftBa...

Christian Hernandez, Jacob Bro & Nicole LeBlanc (founding partners)

Founded 2019; climate VC investing in the 'urban stack' — energy, industrial decarbonisation, advanced manufacturing, mobility and urban systems. Closed a €210M Fund II in Jan 2026, bringing AUM to €500M; an...

Matthew O'Riordan, Paddy Byers

Founded 2016; realtime experience/pub-sub infrastructure powering live chat, notifications and data sync — serving over a billion devices monthly and powering more WebSocket connections than any other pub/su...

consumer growth VC

London consumer-growth investor founded 2004, backing food & hospitality, wellbeing, sport/fitness, travel and e-commerce brands. Portfolio spans Rapha, Soho House, LEON, Honest Burgers, Finisterre, Vinterio...

Jane Osbourne, Young Kwon

Founded 2019, identifies and develops naturally occurring protective antibodies from resilient individuals who avoid or survive disease, with a lead programme in ALS/neurodegeneration. Co-founder Jane Osbour...

Jeremy King

Founded 2015; consumer-research SaaS letting brands survey 110M+ consumers across 45+ countries in minutes for market insight. Raised a $60M round and ~$147M total (NEA, Oxford Capital, Episode 1). A martech...

Ali Parsa

Founded 2013; pioneered AI symptom-checking and the NHS 'GP at Hand' digital-first service, and went public on the NYSE via SPAC in 2021 at a $4.2B valuation. Collapsed into administration in September 2023 ...

London social-impact tech company that started by crowdfunding training and support for homeless people and has grown into a caseworker platform (MAGIC) helping councils and charities move people into homes ...

Abakar Saidov, Sultan Saidov, Michael Paterson

Founded 2013 in a London garage by the Saidov brothers (children of immigrants) and Michael Paterson. 'Talent lifecycle management' / talent-intelligence SaaS matching people to roles by skills. Reached unic...

Marcia Kilgore

Membership 'buyers club' beauty brand founded 2017 by serial entrepreneur Marcia Kilgore (Bliss, Soap & Glory, FitFlop). Members pay a subscription to buy luxury-grade cosmetics near manufacturing cost, with...

Ken Mulvany

Founded 2013, one of the earliest AI-first drug-discovery companies, using its Benevolent Platform to mine biomedical data for novel targets. Listed on Euronext Amsterdam via SPAC in 2022 at ~€1.5B; cut staf...

Jevan Nagarajah

Founded 2019; uses precision fermentation to make animal-free dairy proteins molecularly identical to conventional dairy, focused on hard aged cheeses. Raised a ~$22M Series A in 2022 to scale its East Londo...

Aron Gelbard & Ben Stanway

Founded 2013 by Aron Gelbard and Ben Stanway, Bloom & Wild pioneered letterbox flower delivery and 'thoughtful' gifting via app. In 2021 it acquired bloomon (Netherlands) and Bergamotte (France) to become Eu...

Sachin Dev Duggal

Founded 2016 by Indian-origin founder Sachin Dev Duggal; London-HQ'd 'AI-assisted' app-development platform. Hit a $1.5B unicorn valuation in 2023 (Microsoft, QIA backing) but collapsed into insolvency in 20...

Hayden Wood & Amit Gudka

Founded 2015; fast-growing 100% renewable-electricity supplier that reached ~1.7M customers and the UK's 7th-largest supplier before collapsing into special administration in Nov 2021 amid the gas-price cris...

Kevin Glynn & David Nolan

Fresh, human-grade dog-food subscription (a 'HelloFresh for dogs') founded 2016 by Kevin Glynn and David Nolan. Has raised $560m+ total, including a £280m ($354m) round in 2023 from General Atlantic and L Ca...

Dominic Joseph & Adam Ludwin" **venue:** London **la:** 51.5170 **ln:** -0.0980 **desc:** Founded 2011 (as Forward Digital), a London search-intelligence adtech company that targets audiences based on real-time onsite search behavior rather than sites — positioned for the cookieless era. Backed by Panoramic Growth Equity; works with hundreds of global brands. **link:** https://www.captifytechnologies.com/ **vertical:** ["AdTech"] **stage:** Growth / PE-backed 15.

Founded 2011 (as Forward Digital), a London search-intelligence adtech company that targets audiences based on real-time onsite search behavior rather than sites — positioned for the cookieless era. Backed b...

Adam Hearne & Roheet Shah

Founded 2019 (Y Combinator S20); AI-driven carbon accounting for carbon-intensive supply chains — manufacturing, commodities and heavy industry. Raised a $10M Series A in April 2023 co-led by Union Square Ve...

Alex Chesterman (legacy)

Online used-car retailer founded 2019 by Zoopla/LoveFilm founder Alex Chesterman. Listed on NYSE via SPAC in 2021 at a ~$8bn valuation, then collapsed ~99% and fell into administration in May 2024. The Cazoo...

Ben Maruthappu, Mahiben Maruthappu

Founded 2016, a tech-enabled home healthcare provider delivering millions of in-home care visits and using AI to predict patient deterioration and cut hospital admissions. Raised $150M in January 2025 to sca...

Ben Gateley & Rob O'Donovan

Founded 2015; an HR software platform purpose-built for startups and small businesses covering personnel records, onboarding, time-off tracking and document management. Raised ~$3.2m (Connect Ventures) and g...

Brad Van Leeuwen, Cristina Vila Vives

Founded 2018; SaaS spend-management platform combining virtual cards, subscription tracking and renewal control so finance teams can eliminate SaaS sprawl. Raised a $20M Series A (2022); ~$27M total. Reached...

Barnaby Hussey-Yeo

Founded 2016; generative-AI personal-finance assistant (chat-based budgeting, saving and credit) named a Forbes 'Next Billion-Dollar Startup'. A consumer-facing AI SaaS with strong data/ML core; borders fint...

London fintech (~$138m raised; EQT Ventures, Balderton, LocalGlobe) offering an AI chat-based money assistant aimed at Gen Z, with most users in the US and ~$150m ARR. Reportedly eyeing a fresh raise and a U...

Dan Salmons, John Reynolds & Sanj Bulsara

Founded 2018; a distributed-ledger (blockchain) network that connects the parties and software in a UK property transaction to speed up house buying/selling. ~£23m raised total; a 2024 £10m round was backed ...

James Isilay, Stjepan Buljat

Founded 2015; global B2B sales-intelligence and prospecting SaaS providing compliant contact and company data for go-to-market teams. Scaled to ~$70–83M ARR and 6,400+ customers by 2024 with $120M+ raised. A...

Ben Gleisner

FLAG — HQ Wellington, NZ. Founded 2010; carbon-footprint tracking embedded in banking apps (NatWest, ING, CommBank, Westpac). Raised a ~$20M Series A ahead of COP26 and operates across 12 countries with a si...

Charles Delingpole

Founded 2014; RegTech SaaS using AI/AML technology to screen millions of data points daily for financial-crime risk, serving 500+ enterprises. CEO is Vatsa Narasimha (Indian-origin, ex-OANDA). A pillar of Lo...

Chris Pateman-Jones

Founded 2017; on-street/community EV charging infrastructure built with local councils to serve drivers without off-street parking. Secured up to £110M from Aviva Investors and a further £65M (with the Natio...

Nina Briance" **venue:** London **la:** 51.5074 **ln:** -0.1400 **desc:** Founded 2019, a London online marketplace for conscious/independent luxury fashion, spotlighting regional designer brands over mega-labels. Raised ~$5M seed (2023–24) with H&M Group Ventures, Fuel Ventures and Morgan Stanley; named a Sifted 100 UK & Ireland fastest-growing startup. **link:** https://www.cultmia.com/ **vertical:** ["Media & entertainment"] **stage:** Seed 19.

Founded 2019, a London online marketplace for conscious/independent luxury fashion, spotlighting regional designer brands over mega-labels. Raised ~$5M seed (2023–24) with H&M Group Ventures, Fuel Ventures a...

Marta Krupinska, Gabrielle Walker & Mark Stevenson

Founded 2022 by Azimo co-founder Marta Krupinska with climate scientist Dr Gabrielle Walker; a market-making platform building diversified, high-quality carbon-removal portfolios for corporate buyers. Raised...

Will Shu & Greg Orlowski

Founded 2013 by American-British ex-banker Will Shu and childhood friend Greg Orlowski, Deliveroo is the UK's flagship on-demand food (and now grocery) delivery platform operating across 200+ cities in ~10 c...

Simon Beckerman

Gen-Z resale/social-commerce marketplace for secondhand fashion, founded 2011 by Simon Beckerman (moved HQ from Italy to London in 2012). Etsy acquired Depop for $1.6bn in 2021 — its most expensive acquisiti...

Phil Hutcheon" **venue:** De Beauvoir / Dalston, London **la:** 51.5410 **ln:** -0.0760 **desc:** Founded 2014, a live-events discovery and ticketing platform (concerts, festivals, comedy). The highest-funded London music-tech company (~$238M raised). Raised a $122M Series C (2021, SoftBank Vision Fund) at a ~$400M valuation and $65M in 2023. Early backers include DeepMind founders Suleyman and Hassabis. **link:** https://dice.fm/ **vertical:** ["Media & entertainment"] **stage:** Late-stage (Series C+) 11.

Founded 2014, a live-events discovery and ticketing platform (concerts, festivals, comedy). The highest-funded London music-tech company (~$238M raised). Raised a $122M Series C (2021, SoftBank Vision Fund) ...

Tania Boler, Alexander Asseily

Femtech/consumer-health hardware founded 2013 (as Chiaro), maker of the silent wearable Elvie Pump breast pump and Elvie Trainer pelvic-floor device. Raised a £70.7M Series C in 2021 (a landmark femtech roun...

Michelle Teng

TechBio founded 2020 using its EMLy generative-AI immune-intelligence platform (LLM-style models on the world's largest ML immune dataset) to design T-cell receptor (TCR) therapeutics. Positioned as one of t...

Marc Warner, Angie Ma, Andy Brookes

Founded 2014 (as ASI); applied-AI software, consulting and decision-intelligence for enterprise and government (NHS, national security). Agreed to be acquired by Accenture for £600M+ in Jan 2026 — cited as e...

Frederic Court (consumer VC)

Consumer-focused venture and growth firm founded 2015 by Frederic Court (ex-Advent Ventures), investing at the intersection of technology and creativity in digital consumer brands and platforms. Manages $1.2...

Amit Gudka

Founded 2021 by Bulb co-founder Amit Gudka; develops and operates grid-scale battery energy storage across the UK and Western Europe. Secured £77M in 2022 (Plural, Triple Point, LocalGlobe) and a £200M inves...

Dmitry Gurski, Yuri Gurski

Femtech founded 2015; the world's most-downloaded period, cycle and pregnancy tracking app with 70M+ monthly users. In 2024 raised a $200M Series C led by General Atlantic at a $1B+ valuation, making it Euro...

Agustin Guilisasti

Founded 2020 by ex-Cabify co-founder Agustin Guilisasti; London's dockless, ad-supported shared e-bike scheme offering free daily minutes. Raised a £12M Series A in 2023 (£7M equity + £5M Triodos debt) to do...

Andrew Yates & Justin Fitzpatrick

Formed 2021 from the merger of Artesian Solutions and DueDil (rebranded FullCircl in 2022); a 'customer lifecycle intelligence' platform for regulated firms covering onboarding, verification, KYB and ongoing...

Henry Harrison, David Garfield

Founded 2014; hardware-based remote browser isolation ('hardsec') that lets users access the web while eradicating malware, ransomware and phishing at the silicon level. Raised £39M+ including a £22.9M 2018 ...

Rafie Faruq & Nitish Mutha

Founded 2017 by two UCL-trained generative-AI researchers; an AI contract editor / 'agentic lawyer' with a large open library of legal templates. Raised a £13.3m Series A in Oct 2024 led by Google Ventures (...

Richard White, Philip Mundy & Tom Mundy

Founded 2014; cloud software that digitises the lettings process (referencing, contracts, payments, insurance) for letting agents, landlords and tenants. Raised ~£70m across rounds (Rocket Internet/GFC, High...

Timo Boldt & James Carter

Recipe-box / meal-kit retailer founded 2012 by ex-Rothschild banker Timo Boldt and James Carter, delivering pre-measured fresh ingredients and recipes. Reached unicorn valuation in 2020 and annual revenues n...

London-headquartered fintech that secured a full UK banking licence and runs an API-driven banking-as-a-service platform — providing regulated accounts, payments and embedded-finance/compliance infrastructur...

Victoria Peppiatt, Angela Vinci & Sarah Daniel" **venue:** London **la:** 51.5074 **ln:** -0.1300 **desc:** Founded 2023, a London AI-powered fashion search and recommendation platform (snap, search and buy an outfit in ~60 seconds). Raised £2.2M / €2.6M pre-seed in July 2024 — one of the largest pre-seed rounds by an all-female-founded UK tech startup. Founder Victoria Peppiatt previously exited AI copy startup Phrasee. **link:** https://www.heysavi.com/ **vertical:** ["Media & entertainment"] **stage:** Pre-seed --- ## Creative & gaming VCs (London-HQ'd) 20.

Founded 2023, a London AI-powered fashion search and recommendation platform (snap, search and buy an outfit in ~60 seconds). Raised £2.2M / €2.6M pre-seed in July 2024 — one of the largest pre-seed rounds b...

Javier Cavada (CEO)

Long-duration energy storage pioneer commercialising liquid air energy storage (LAES). Raised £300M in June 2024 (UK Infrastructure Bank, Centrica, Rio Tinto, Goldman Sachs, KIRKBI, Mosaic) to build a 300MWh...

Sir Ian Livingstone, Luke Alvarez & Cherry Freeman" **venue:** Cannon Street, City of London **la:** 51.5115 **ln:** -0.0918 **desc:** A UK/Luxembourg VC (London office) investing in Games, Esports, Digital Sports, Creative AI, Spatial Computing and Metaverse. Co-founded by Games Workshop's Sir Ian Livingstone; Sir Nick Clegg joined the Hiro III fund. Raised $110M (2019) and $340M (2022) funds. **link:** https://hiro.capital/ **vertical:** ["Gaming"] **stage:** VC (investor) 21.

A UK/Luxembourg VC (London office) investing in Games, Esports, Digital Sports, Creative AI, Spatial Computing and Metaverse. Co-founded by Games Workshop's Sir Ian Livingstone; Sir Nick Clegg joined the Hir...

Johnny Boufarhat

Founded 2019; virtual/hybrid-events platform that became Europe's fastest company to unicorn status (2020) and peaked at a $7.8B valuation in Aug 2021 after raising ~$1B and acquiring StreamYard. Sold its co...

Dan Vahdat

Founded 2011 as Medopad, rebranded Huma; a remote patient monitoring and 'digital-first' care platform used by the NHS, pharma and hospitals. Raised $80M in July 2024 as it opened its platform for third-part...

London deeptech building 'behaviour AI' that predicts pedestrian and road-user intent for automotive, fleet and smart-infrastructure safety systems. Works with OEMs and camera/ADAS providers globally. A repr...

Shaun Rutland, Sean Turner & Will Whitaker" **venue:** Shoreditch, London **la:** 51.5265 **ln:** -0.0780 **desc:** Founded 2011, a free-to-play mobile racing specialist with F1 Manager, Top Drives and Rebel Racing — 300M+ downloads. Secured brand licenses with F1, Forza and NASCAR (NASCAR Manager launched Feb 2024). Acquired by Modern Times Group (MTG) in Dec 2020 at a $275M–$375M valuation. NOTE: London-HQ'd but MTG-owned. **link:** https://www.hutch.io/ **vertical:** ["Gaming"] **stage:** Acquired (MTG, 2020) 4.

Founded 2011, a free-to-play mobile racing specialist with F1 Manager, Top Drives and Rebel Racing — 300M+ downloads. Secured brand licenses with F1, Forza and NASCAR (NASCAR Manager launched Feb 2024). Acqu...

Herman Narula & Rob Whitehead" **venue:** Farringdon, London **la:** 51.5205 **ln:** -0.1050 **desc:** Founded 2012 by two Cambridge computer-science grads, Improbable builds large-scale simulation and metaverse infrastructure (originally SpatialOS). It is the highest-funded gaming company in London, having raised roughly $932M+. Now focused on metaverse/"MSquared" web3 worlds and large multiplayer events. **link:** https://www.improbable.io/ **vertical:** ["Gaming"] **stage:** Late-stage / growth (raised ~$900M+) 2.

Founded 2012 by two Cambridge computer-science grads, Improbable builds large-scale simulation and metaverse infrastructure (originally SpatialOS). It is the highest-funded gaming company in London, having r...

Eamon Jubbawy

Founded 2022 by Onfido co-founder Eamon Jubbawy; independent registry and open science platform for durable carbon dioxide removal. Raised a $25M seed in July 2023 (Lowercarbon Capital, Plural) — one of the ...

Demis Hassabis

Founded 2021 as an Alphabet company spun out of Google DeepMind, applying AlphaFold-derived AI to rational drug design. In 2024 struck research collaborations with Eli Lilly and Novartis; in April 2025 raise...

London AI-drug-discovery company spun out of Google DeepMind (led by Demis Hassabis), applying AlphaFold-derived models to design new medicines with pharma partners. Raised its first external round of $600m ...

Richard Reed, Adam Balon, Jon Wright & Katie Marraché (consumer VC)

Early-stage consumer-brand and FMCG venture fund founded 2012 by the Innocent Drinks founders after their $700m+ Coca-Cola exit. Raised a £100m fund in 2022; backers of challenger brands including Deliveroo,...

Richard Mabey & Pavel Kovalevich

Founded 2016 by ex-Freshfields M&A lawyer Richard Mabey; a browser-based, AI-native contract automation platform aimed at replacing Word for legal agreements. Raised a $23m Series B in 2022 (Eight Roads; ~$3...

spun out of OVO (Stephen Fitzpatrick)

Energy intelligence & flexibility software platform spun out of OVO; optimises smart charging, heat and grid balancing for utilities including OVO, AGL, ENGIE and OEMs (Volvo, VW). AGL invested $100M in 2024...

Peter Kecskemethy, Tobias Rijken

Founded 2016 at 207 Old Street; developed Mia, deep-learning software that reads mammograms to catch breast cancer earlier. Raised a €20M/$22M+ Series A led by Atomico. Acquired in October 2024 by DeepHealth...

Rob Trezona (Founding Partner)

Evergreen cleantech investment platform (~$450M / £375M) backed by IP Group, funding hard-tech climate companies from research breakthrough through scale — able to invest very early and keep backing companie...

Riccardo Zacconi, Sebastian Knutsson, Toby Rowland & others" **venue:** Soho, London (dual with Stockholm) **la:** 51.5152 **ln:** -0.1436 **desc:** Founded 2003; creator of Candy Crush Saga (2012). Major London studio presence (Ampersand Building, Soho) alongside Stockholm. Acquired by Activision Blizzard in 2016 for $5.9B; now under Microsoft. NOTE: HQ is dual Stockholm/London and Microsoft-owned — include as London creative-gaming anchor with flag, not an independent London HQ. **link:** https://www.king.com/ **vertical:** ["Gaming"] **stage:** Acquired (Microsoft/Activision) --- ## Creative AI, media & content 7.

Founded 2003; creator of Candy Crush Saga (2012). Major London studio presence (Ampersand Building, Soho) alongside Stockholm. Acquired by Activision Blizzard in 2016 for $5.9B; now under Microsoft. NOTE: HQ...

Natalia Dorfman, Paul Young & Thomas Merriman

FLAG — HQ Cambridge, not London. Founded Dec 2021 via the Carbon13 climate venture builder; a specialist carbon-credit insurer de-risking carbon purchases. Raised a £4M seed in early 2023 led by Octopus Vent...

James Field

Founded 2012, uses its EVA closed-loop platform (ML + robotic automation + synthetic biology) to design next-generation therapeutic antibodies for solid tumours. Raised a £35M Series B in May 2024 led by M V...

Jonny Britton & Andrew Moist

Founded 2014; its flagship LandInsight platform centralises land/site-sourcing and off-market development data for property developers. Raised a £42m ($49.4m) Series A in 2021 led by Updata Partners (with JL...

Pierre Proner, Jaime van Oers & Flinn Dolman

Founded 2019; started selling AI tooling to law firms then became a regulated AI-powered law firm for consumers and SMEs. Raised a $40m Series A (Dec 2024, GV & TQ Ventures) and a $60m Series B (Feb 2026, ba...

Anthony Seale

Founded 2015 by former project-finance lawyer Anthony Seale; a legal transaction- and project-management platform used by firms including Allen & Overy, DLA Piper and Hogan Lovells. Raised a £3m round (2021,...

Lucas London & Sam Bradley

Direct-to-consumer sustainable home-decor brand (low-VOC water-based paints, FSC wallpapers, blinds) co-founded 2019–20 by Lucas London and Sam Bradley. Raised a £15.6m ($22m) Series A led by OMERS Ventures ...

Ross Harper, Sebastiaan de Vries

Founded 2017, clinical AI for mental healthcare; its assistant and chatbot triage and support patients within NHS Talking Therapies (IAPT) services, addressing the therapy supply-demand gap. Raised a $14M Se...

Meri Beckwith, Michael Young

Founded 2021, the self-styled 'anti-CRO' offering a tech-enabled platform to run clinical trials faster and cheaper end-to-end. Raised a $55M Series B in 2025 led by Balderton, bringing total funding to ~$81...

David Gardner, David Lau-Kee & Paul Heydon" **venue:** London **la:** 51.5074 **ln:** -0.1400 **desc:** One of the earliest games-only seed VCs, HQ'd in London, backing game-ecosystem companies (early investors in Supercell, Unity, Playfish and others). A cornerstone of London's games-financing scene. **link:** https://www.londonvp.com/ **vertical:** ["Gaming"] **stage:** VC (seed investor) --- ## HQ flags / exclusions - **nDreams** (VR studio, Fall of the Machines / Ghostbusters VR) — HQ is **Farnborough, Hampshire** (studios also Brighton), NOT London. EXCLUDED. - **Nexxen** (formerly Tremor International) — NYC-HQ'd, publicly traded. Excluded from London list. - **King / Mediatonic / Hutch / Space Ape** — retained as London creative-gaming anchors but flagged: acquired-away / non-independent HQ (Microsoft, Epic, MTG, Supercell respectively). - **ROLI** — flagged: original entity entered administration 2024; relaunched by founder, still London-based.

One of the earliest games-only seed VCs, HQ'd in London, backing game-ecosystem companies (early investors in Supercell, Unity, Playfish and others). A cornerstone of London's games-financing scene. **li...

Stephen Upstone & Marco van de Bergh" **venue:** London **la:** 51.5150 **ln:** -0.0850 **desc:** Founded 2012, an AI-powered brand-advertising/ad-optimization platform across mobile, CTV, digital audio and DOOH. Raised ~$58M total; acquired by Mayfair Equity Partners in 2022 (£87M for a majority stake, ~£150M valuation). NOTE: London-HQ'd, PE-owned; explored IPO. **link:** https://loopme.com/ **vertical:** ["AdTech"] **stage:** Acquired / PE-backed (Mayfair, 2022) 16.

Founded 2012, an AI-powered brand-advertising/ad-optimization platform across mobile, CTV, digital audio and DOOH. Raised ~$58M total; acquired by Mayfair Equity Partners in 2022 (£87M for a majority stake, ...

Adam Guthrie & Graham Sills

Founded 2015; 'legal-grade' AI for contract review, negotiation and analysis, seed-funded by the late Autonomy founder Mike Lynch. Raised a $75m Series C in Feb 2025 led by Point72 (~$165m total). HQ FLAG: C...

Steven Mendel & Guy Farley

Founded 2012 as Bought By Many; pivoted to pet insurance and rebranded ManyPets, becoming a UK online-claims pioneer with cover for pre-existing conditions. Raised a $350m Series D in 2021 at a ~$2bn valuati...

Steven Mendel & Guy Farley

Digital-first pet insurance brand; parent ManyGroup founded 2012 by Steven Mendel and Guy Farley, with the ManyPets consumer brand launched 2017. Reached unicorn status in 2021 after a £267.9m Series D at a ...

Oliver & Alexander Kent-Braham and David Goate

Founded 2017; a digital-first, data-driven car insurer that originally targeted expats/migrants underserved by incumbents. Reached unicorn status in 2021 and roughly doubled its valuation to ~$2bn in a later...

Dave Bailey & Paul Croft" **venue:** Southwark, London **la:** 51.5035 **ln:** -0.0905 **desc:** Founded 2005 by two Brunel University students; became a London flagship studio behind the 2020 breakout hit Fall Guys: Ultimate Knockout (~$130M revenue in month one). Acquired by Epic Games (via parent Tonic Games Group) in March 2021. NOTE: London studio but now Epic-owned, not independently HQ'd. **link:** https://mediatonicgames.com/ **vertical:** ["Gaming"] **stage:** Acquired (Epic Games, 2021) 3.

Founded 2005 by two Brunel University students; became a London flagship studio behind the 2020 breakout hit Fall Guys: Ultimate Knockout (~$130M revenue in month one). Acquired by Epic Games (via parent Ton...

Nicholas Chadwick, Shiladitya Ghosh & Gaël Gobaille-Shaw

Founded 2020; energy-efficient, modular direct air capture using electrochemical CO2 separation. Raised a £21.8M Series A in March 2024 (2150, World Fund, Fortescue, Siemens Financial Services, Breakthrough ...

Quentin Draper-Scrimshire & Tim Overton

Founded 2019; market-intelligence and benchmarking platform for battery energy storage and grid flexibility assets. Raised ~$15M Series A in late 2023 (MMC Ventures, Triple Point, Molten) and a Series B in D...

Tom Leathes, Alex Buttle & Harry Jones

Used-car marketplace founded July 2017 by the Top10.com team (Tom Leathes, Alex Buttle, Harry Jones), connecting private sellers to dealers via daily online auctions. Reached unicorn status in November 2021 ...

Euan Blair, Sophie Adelman

Founded 2016 (as WhiteHat) by Euan Blair. Apprenticeship and applied-skills SaaS platform delivering tech/data/AI training as an alternative to university. Became the UK's first ed/HR-tech unicorn in 2022 ($...

Matt Robinson, Phil Cowans & James Turford

Launched 2016 by GoCardless co-founder Matt Robinson as a tech-enabled 'modern estate agent'. Originally offered a guaranteed home-sale/cash-advance model before pivoting to a data-led agency. Raised ~£50m (...

Stefano Buono

FLAG — HQ MOVED OUT OF LONDON. Founded 2021 by Italian physicist Stefano Buono to develop MOX-fuelled, lead-cooled fast reactors; Europe's only nuclear unicorn, having raised €500M+ from 700+ investors. Relo...

Pierre Paslier & Rodrigo Garcia Gonzalez

Founded 2014 (Imperial/RCA spinout); seaweed-and-plant-based packaging (the 'Ooho' edible bubble, coatings, films) that is biodegradable and recognised as plastic-free under the EU Single-Use Plastics Direct...

Sokratis Papafloratos

Founded 2018, a direct-to-consumer men's and preventative-health platform spanning weight/obesity management (GLP-1), men's health, and at-home diagnostics. Reported ~$90M (£66.6M) revenue in 2024 and raised...

Greg Jackson

Founded 2016; UK's largest domestic energy supplier (14M+ accounts across 8M households, active in 27 countries) built on its in-house Kraken customer/operations platform. Valued at over $9B by 2024 after ra...

David Watson & Derry Guy

Founded 2017; smart EV home-charging hardware and software that shifts charging to off-peak/low-carbon windows using live grid signals (an early Octopus integration partner). One of the UK's leading smart ch...

Tessa Clarke & Saasha Celestial-One

Food-sharing and reuse marketplace/social network founded 2015 by Tessa Clarke and Saasha Celestial-One to cut household food waste. Grown to millions of users across 50+ countries and 120m+ meals rescued by...

Husayn Kassai, Eamon Jubbawy, Ruhul Amin

Founded 2012 by University of Oxford students; HQ'd in London. AI identity-verification / KYC platform matching a user's photo ID to their face. Acquired by Entrust for ~$650M in April 2024 — one of the larg...

London fintech using AI and behavioural science to make debt collection more empathetic and effective for lenders, utilities and the public sector, replacing aggressive legacy collections. Acquired by Intrum...

Christian Owens, Harrison Rose

Founded 2012; merchant-of-record platform handling payments, sales tax/VAT compliance and billing for software and app businesses. Became a UK unicorn in 2022 (£162M raise, ~$1.4B valuation); raised a furthe...

Barney Gilbert, Lydia Yarlott, Philip Mundy

Founded 2016 as Forward Health, rebranded Pando in 2020; a secure clinical-messaging and collaboration platform (the 'clinical WhatsApp') used by tens of thousands of NHS professionals for image and patient-...

Jesse Shemen & Jiameng Gao" **venue:** London **la:** 51.5230 **ln:** -0.0810 **desc:** Founded 2017, an AI dubbing/voice-localization company that translates video into other languages with natural synthetic speech. Clients include Sky News, Bloomberg Media and Insider. Raised $20M Series A (2022; Octopus Ventures) for $30M+ total, backed by Sky and Guardian Media Ventures. **link:** https://www.papercup.com/ **vertical:** ["Media & entertainment"] **stage:** Series A / growth --- ## Music-tech 10.

Founded 2017, an AI dubbing/voice-localization company that translates video into other languages with natural synthetic speech. Clients include Sky News, Bloomberg Media and Insider. Raised $20M Series A (2...

Taymoor Atighetchi

Design-led personalised stationery e-commerce brand founded May 2015 by Taymoor Atighetchi, selling customised notebooks, diaries, cards and wedding stationery on demand. Has sold 15m+ pieces, with diaries a...

Mridula Pore, Evan Harris, Max Landry

Founded 2018 at 13 Southampton Place; a B2B employee-benefit platform giving staff expert support in menopause, fertility, men's health and early parenthood. Raised a £37.1M (~$45M) Series B in January 2023 ...

Kamil Tamiola

Pre-clinical 'protein intelligence' TechBio founded 2017/2018 combining AI and experimental biophysics to drug intrinsically disordered proteins that AlphaFold cannot model. Backed by F-Prime and others; ~$4...

Marisa Poster, Teddie Levenfiche & Levi Levenfiche

Matcha-powered natural energy-drink D2C brand launched 2021 by housemates Marisa Poster and brothers Teddie and Levi Levenfiche. Secured a Dragons' Den deal with Steven Bartlett and Peter Jones, then scaled ...

Joe Root & Tim Spratt" **venue:** London **la:** 51.5250 **ln:** -0.0870 **desc:** Founded 2013, a London privacy-first audience/data platform for publishers and advertisers — first-party data collection, predictive insights and activation without third-party cookies. Raised ~$116M total, including a $75M round backed by SoftBank. **link:** https://permutive.com/ **vertical:** ["AdTech"] **stage:** Series C / growth --- ## Fashion-tech 17.

Founded 2013, a London privacy-first audience/data platform for publishers and advertisers — first-party data collection, predictive insights and activation without third-party cookies. Raised ~$116M total, ...

Harvey Elliott (CEO)" **venue:** Soho, London **la:** 51.5145 **ln:** -0.1350 **desc:** Founded 2016, a London indie games label/publisher. Started in mobile, pivoted to PC/console publishing from 2020, and had a 2024–25 breakout with the horror hit and casual titles like Text Express. Invested €1.5M into French studio 8SEC. Independent London-HQ'd publisher. **link:** https://www.playstack.com/ **vertical:** ["Gaming"] **stage:** Independent / growth 6.

Founded 2016, a London indie games label/publisher. Started in mobile, pivoted to PC/console publishing from 2020, and had a 2024–25 breakout with the horror hit and casual titles like Text Express. Invested...

Cem Savas & Emre Kazan

Founded 2013; a real-time property-operations SaaS and marketplace connecting landlords, property/facilities managers, contractors and residents. Closed a $100m Series C in 2021 (Highland Europe, Brookfield ...

London enterprise voice-AI company (University of Cambridge spinout, founded 2017) building lifelike AI agents that answer customer-service calls. Raised an $86m Series D in December 2025 (Georgian, Hedosoph...

Syncona-backed team

AAV gene-therapy company (Syncona portfolio) targeting kidney disease. In 2024 raised £80M (~$105M) in a Series B to take its lead candidate PS-002, an AAV gene therapy for IgA nephropathy (IgAN), into Phase...

Vishal Marria

Founded 2016 by London-born, Indian-descent Vishal Marria. Decision-intelligence platform using contextual data + AI/entity resolution to fight financial crime, AML and fraud for banks and government. Raised...

foundational team (UCL/King's spinout)

Cell-therapy biotech founded 2019 engineering regulatory T-cell (Treg) therapies for transplant rejection and autoimmune disease. Raised a ~£48.9M round in 2024 and secured a licensing deal with AstraZeneca ...

Martin Sweeney, Nick Lally, Leonard Austin, Mairtin O'Riada

Founded 2014; AI-native fraud-detection and payments platform for e-commerce and marketplaces, using machine learning and graph networks to block payment fraud. Raised a $20M Series C (2020); acquired by Wor...

Victor Dewulf & Peter Hedley

Founded 2019 (Imperial spinout); AI-powered computer vision and robotics for waste sorting in material recovery facilities. Raised a $17M Series A in Feb 2023 led by DCVC (Promus, Playfair, MMC, Creator Fund...

Lindsay Edwards, David Roblin, Charles Roberts

TechBio founded 2019 combining graph machine learning with functional genomics ('Lab-in-the-Loop') to find disease drivers, initially in osteoporosis and fibrosis. In late 2024 signed a strategic collaborati...

Richard Robinson, James Clough

Founded 2019 by an ex-Clifford Chance lawyer and an ML researcher. LLM-powered legal 'copilot' for contract drafting, review and negotiation, serving UBS, GE, Pfizer, PwC and others. Raised a $26M Series B (...

flag]

London legal-AI startup (founded 2019) building LLM-powered contract review and drafting tools, which raised ~$61.5m to date (incl. a 2024 'Series B Plus'). FLAG: fell into distress in late 2025 — cut staff,...

Roland Lamb" **venue:** Dalston, London **la:** 51.5460 **ln:** -0.0750 **desc:** Founded 2009, a London music-tech maker of expressive instruments (the Seaboard) and music-learning hardware/software. Raised ~$79M total (Balderton, Sony Innovation Fund, Universal Music). NOTE: The original ROLI Ltd. entered administration in 2024; founder Roland Lamb relaunched the business (Luminary/ROLI). Still London-based. **link:** https://roli.com/ **vertical:** ["Media & entertainment"] **stage:** Restructured (post-administration 2024) 12.

Founded 2009, a London music-tech maker of expressive instruments (the Seaboard) and music-learning hardware/software. Raised ~$79M total (Balderton, Sony Innovation Fund, Universal Music). NOTE: The origina...

thermal imaging)

London spacetech (founded 2016) building a constellation of high-resolution thermal-infrared satellites to monitor heat, energy efficiency and industrial activity day and night. Raised ~£30m in 2025/26 (tota...

Guy Podjarny, Assaf Hefetz, Danny Grander

Founded 2015 out of London and Tel Aviv; developer-first security platform that finds and fixes vulnerabilities in open-source code, containers and IaC. ~$1.32B raised, ~$7.4B valuation, frequently cited as ...

John Earner, Simon Hade & others" **venue:** Kentish Town, London **la:** 51.5416 **ln:** -0.1430 **desc:** Founded 2012, a London mobile-games studio (Fastlane, Beatstar, Transformers: Earth Wars). Supercell took a majority stake in 2017 and fully acquired the studio thereafter. NOTE: London studio, now Supercell-owned. **link:** https://www.spaceapegames.com/ **vertical:** ["Gaming"] **stage:** Acquired (Supercell) 5.

Founded 2012, a London mobile-games studio (Fastlane, Beatstar, Transformers: Earth Wars). Supercell took a majority stake in 2017 and fully acquired the studio thereafter. NOTE: London studio, now Supercell...

Emad Mostaque (founder; departed 2024)" **venue:** London **la:** 51.5074 **ln:** -0.1350 **desc:** Founded 2019 (formally 2020), the London-based company behind the open text-to-image model Stable Diffusion (2022), a foundational tool across the creative industries. Reached a ~$1B valuation on a $100M+ round led by Coatue and Lightspeed. Founder/CEO Emad Mostaque resigned March 2024; company continues under new leadership. **link:** https://stability.ai/ **vertical:** ["Media & entertainment"] **stage:** Growth (~$1B valuation) 9.

Founded 2019 (formally 2020), the London-based company behind the open text-to-image model Stable Diffusion (2022), a foundational tool across the creative industries. Reached a ~$1B valuation on a $100M+ ro...

Michelle You & Aaron Randall

Founded 2021 by Songkick co-founder Michelle You; a vetted carbon-removal marketplace helping tech firms reach net zero. Raised a $13M Series A in June 2023 led by Lightspeed (RTP Global, Greencode, MMC, Loc...

Cameron Shearer & Ben Rose

Founded 2015 (originally Digital Risks); subscription-based, flexible insurance for SMEs, sole traders and landlords, plus an advised broking arm (SuperscriptQ). Raised a $54m Series B in Jan 2023; first UK ...

Allister Furey & Sam Gill

Founded 2020; carbon-credit ratings, pricing data and market intelligence for corporates with net-zero targets. Raised a $57M Series B in July 2023 (Balderton, Bain, Fidelity Strategic Ventures, Index, Insig...

Victor Riparbelli, Steffen Tjerrild, Lourdes Agapito & Matthias Niessner" **venue:** Regent's Place, London **la:** 51.5255 **ln:** -0.1400 **desc:** Founded 2017, Britain's largest generative-AI firm — an AI video platform with cloned avatars used by 70% of the FTSE 100. Opened its global HQ at Regent's Place in July 2025. Raised a $180M Series D (Jan 2025) then a $200M Series E (Oct 2025) at a $4B valuation; reportedly rejected a $3B Adobe acquisition. **link:** https://www.synthesia.io/ **vertical:** ["Media & entertainment"] **stage:** Late-stage ($4B valuation, Series E) 8.

Founded 2017, Britain's largest generative-AI firm — an AI video platform with cloned avatars used by 70% of the FTSE 100. Opened its global HQ at Regent's Place in July 2025. Raised a $180M Series D (Jan 20...

Victor Riparbelli, Steffen Tjerrild, Matthias Niessner, Lourdes Agapito

Founded 2017; enterprise AI-video platform generating studio-quality video from text with AI avatars, used for corporate training and comms. Raised $180M Series D (Jan 2025, NEA-led) then a ~$200M round in O...

Jeremy Oppenheim, Paul Polman & Irena Spazzapan

Early-stage climate-tech VC spun out of advisory firm SYSTEMIQ. Reached a $70M first close of Fund II in 2022 (targeting $200M), investing across sustainable food & materials, climate intelligence & finance,...

Grace Beverley

Sustainable activewear D2C brand founded 2019 by fitness entrepreneur Grace Beverley (Forbes 30U30), using upcycled and recycled materials at accessible price points. Backed by consumer VC Active Partners an...

Tim Sadler, Ed Bishop, Tom Adams

Founded 2013; AI-powered email-security platform using behavioural/content analysis to stop advanced phishing and prevent accidental data loss on email. Raised a $65M Series C (2021, ~$500M valuation) before...

Guy Podjarny

Founded 2023 by Snyk co-founder Guy Podjarny. 'AI-native', spec-centric software-development / agent-enablement platform where AI builds and maintains applications from specs. Emerged from stealth in Nov 202...

Emilia Molimpakis, Stefano Goria

Founded 2020, builds video-game-inspired, AI-driven tools that analyse speech, facial and behavioural biomarkers to make mental-health assessment (e.g. depression) more objective and continuous. Raised a €2....

Neil Shah & Abhi Thanendran" **venue:** London **la:** 51.5074 **ln:** -0.0850 **desc:** Founded ~2022 by ex-Revolut alumni, a live/social-commerce shopping app focused on fashion and resale (Europe's answer to Whatnot). Raised an $18M Series A led by Balderton (Aug 2024) and a later $26M round with Vinted Ventures joining — $50M+ total. Grown 8x post-Series A across the UK, Italy, Spain and Poland. **link:** https://tilt.app/ **vertical:** ["Media & entertainment"] **stage:** Series A/B ($50M+ total) 18.

Founded ~2022 by ex-Revolut alumni, a live/social-commerce shopping app focused on fashion and resale (Europe's answer to Whatnot). Raised an $18M Series A led by Balderton (Aug 2024) and a later $26M round ...

Dominic Pimenta

Founded 2023, builds regulated 'ambient' clinical-AI; its O.S.L.E.R. assistant listens to consultations and drafts documentation into EHRs. Raised a $4.2M seed led by Khosla Ventures (Feb 2024); the first UK...

Alexandre Dalyac, Razvan Ranca, Adrien Cohen

Founded 2014 (Entrepreneur First alumnus). Computer-vision + deep-learning SaaS that appraises accident and disaster damage (vehicles, property) from photos to speed insurance claims. Became the UK's first c...

London AI company (founded 2014) using computer vision to assess vehicle and property damage from photos for insurers, enabling instant repair/claims estimates. An earlier UK AI unicorn and a pioneer of appl...

Virgin Group (founding)

Digital rail and coach ticketing platform launched 1997 by Virgin Group as thetrainline.com, now selling tickets and railcards across Europe via app and web. IPO'd on the London Stock Exchange in June 2019. ...

Martin Buhr

Founded 2015; open-source API management platform — gateway, analytics, dashboard and developer portal for maintaining, securing and monetising APIs. Has raised ~$41M, the highest among London API-management...

Alex Brees" **venue:** London **la:** 51.5074 **ln:** -0.0900 **desc:** London music-marketing platform (founded ~2020) that turns music and social data into AI-driven promotional campaigns for independent artists and labels — an all-in-one create/analyze/promote toolkit. Raised a six-figure strategic round in 2024 (backers incl. Kobalt founder Willard Ahdritz, Mr Eazi, Sam Feldt); a Grow Music (BPI/London & Partners) cohort company. **link:** https://unhurdmusic.com/ **vertical:** ["Media & entertainment"] **stage:** Seed / early-stage 13.

London music-marketing platform (founded ~2020) that turns music and social data into AI-driven promotional campaigns for independent artists and labels — an all-in-one create/analyze/promote toolkit. Raised...

Nick Taylor

Founded 2016 at 140 Borough High Street; a workplace mental-health platform used by enterprises for clinically-backed therapy, coaching and measurement. Raised a $47M Series B and later a Series C (€30.6M, 2...

Sandrine Zhang Ferron

Online marketplace for pre-owned vintage and antique furniture, lighting and homeware, founded 2015 by Sandrine Zhang Ferron. Grown to 1,850+ vintage sellers across 30+ countries, positioning as the UK's lea...

DJ Fresh (Daniel Stein), Nico Pellerin (Ausrine Skarnulyte, CEO)" **venue:** London **la:** 51.5074 **ln:** -0.0910 **desc:** London AI voice-transformation platform for musicians and creators — licensed, high-quality singing/voice AI models with voice-to-voice and text-to-speech tools and artist monetization. Raised its first significant round (Oct 2025) led by Twin Path Ventures. A Grow Music cohort graduate focused on ethical, consented artist AI voices. **link:** https://www.voice-swap.ai/ **vertical:** ["Media & entertainment"] **stage:** Seed / early-stage --- ## AdTech / MarTech 14.

London AI voice-transformation platform for musicians and creators — licensed, high-quality singing/voice AI models with voice-to-voice and text-to-speech tools and artist monetization. Raised its first sign...

London workplace-finance platform (founded 2018, rebranding to Stream) offering earned-wage access, savings, and financial-wellbeing tools to ~3m frontline workers via their employers. Backed by Balderton, N...

Freddy Ward & Charlie Bowes-Lyon

D2C refillable natural deodorant brand launched August 2019 by Freddy Ward and Charlie Bowes-Lyon, built on plastic-free paper refill cartridges. Hit £1m sales in its first three months and became the UK's N...

Asi Sharabi, David Cadji-Newby, Pedro Serapicos & Tal Oron

Personalised children's-book publisher and tech business founded 2013 as Lost My Name (rebranded Wonderbly 2017). Has sold 8m+ books in 169 countries across 11 languages via a print-on-demand D2C model. Acqu...

Sammy Rubin

Founded 2016; gamified life/health/wellbeing group insurance for employers, rewarding healthy activity with its 'YuCoin' virtual currency and brand vouchers. Raised a $120m Series C in 2022 (Dai-ichi Life-ba...

Ben Lane & Melanie Shufflebotham

FLAG — HQ Bristol, not London. Founded 2014; the UK's leading EV charge-point mapping and payment app, and a UK-government data supplier on chargepoint pricing/use. Registered office and operations are in Br...

Joe Falter & Navid Hadzaad

Premium quick-commerce convenience retailer founded 2020 by Joe Falter and ex-Amazon/Rocket Internet's Navid Hadzaad, delivering snacks, drinks and essentials in ~20 minutes 24/7 from dark stores. Raised a $...

Sten Saar, Harry Franks & Stuart Kelly

Founded 2016 by ex-Deliveroo staff to insure gig-economy and commercial drivers/fleets with flexible, usage-based cover. A $150m Series C in March 2021 made it the UK's first insurtech unicorn ($1.1bn). Lond...

James Basden, Nicholas Beatty & Steven Meersman

Founded 2017; EV fleet electrification specialist and grid-scale battery operator. Largest owner/operator of electric buses in the UK, Australia and NZ (~25% UK e-bus share) with 735MW+ of storage operating ...

Dan Saunders & Dan Bass

Founded 2020 by former Octopus investment director Dan Saunders; a pay-per-mile ('pence per mile') fleet-financing platform connecting EV fleet operators with institutional lenders via its telematics-driven ...

Tim Spector, Jonathan Wolf, George Hadjigeorgiou

Founded 2017, a personalised-nutrition company pairing at-home microbiome and blood-glucose/lipid testing with an app that scores foods and coaches diet. Grew out of the COVID Symptom Study; raised ~£90M to ...

Alex Chesterman & Simon Kain

Founded 2007 as a property search portal; floated on the LSE in 2014 as ZPG at a ~£919m valuation. One of the UK's two dominant property marketplaces alongside Rightmove. HQ FLAG: independent London startup ...