Best MarketingTech Companies in London, United Kingdom
The 1113 best MarketingTech companies in London, United Kingdom in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: GWI.
Ranked: Best MarketingTech companies in London
| # | Company | Disclosed funding | Last round | Stage | Employees | Founder | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | GWI Cloud based platform offering software for generating consumer insights | $220M | 55 mo ago | Series B | 171 | Emily Jepson Co-Founder & CFO | — | — |
| 2 | Attest Cloud based market research and insights platform | $147M | 58 mo ago | Series B | 126 126 → 116 (-8%) · sector median +16% | — | — | — |
| 3 | Pulse AI powered visual data analytics platform 74Growth top 25%Innovation top 27%Tech top 33%AI top 35% All 10 signals ▾Growthtop 25% Innovationtop 27% Techtop 33% AItop 35% Patentstop 36% Fundingtop 37% Fin. healthtop 43% Talentbottom 49% Globalbottom 48% Marketbottom 39% Growth: Revenue +79% YoY · Fresh capital in last 24 mo Innovation: 31 patents (top 16% of patent-holders) rank vs industry peers · Fliar Intelligence Index 74/100 | $131M | 9 mo ago | Funding Raised | — | Chirag Shah Founder & CEO | 29 patents Patents concentrated in mechanical & energy engineering | — |
| 4 | Cognism Platform offering lead generation software | $130M | 55 mo ago | Series C | 356 356 → 453 (+27%) · sector median +16% | James Isilay Co-Founder | 18 patents AI-powered entity disambiguation and profile segmentation for B2B sales intelligence | — |
| 5 | Signal AI Provider of software analyzing media data for risk management insights | $103M | 11 mo ago | Series E | 154 154 → 242 (+57%) · sector median +16% | Miguel Martinez Co-Founder | 6 patents Patents concentrated in electrical & electronics | 1 partnership |
| 6 | 11x Developer of AI-powered digital workers for sales, RevOps, and go-to-market | $76M | 21 mo ago | Series B | 4 | Hasan Sukkar Founder & CEO | — | — |
| 7 | Streetbees Provider of a platform for end-to-end market research solutions | $73M | 24 mo ago | Series B | 139 139 → 82 (-41%) · sector median +16% | Svetlana Solovyeva Co-CEO/Chief Accountant | — | — |
| 8 | Ometria Technologies Provider of a customer data and experience platform for retail | $71M | 35 mo ago | Series C | 97 97 → 151 (+56%) · sector median +16% | James Wood Co-Founder | — | 2 partnerships |
| 9 | Glassbox Provider of digital customer experience analytics platform for regulated industries | $70M | 12 mo ago | Acquired | 34 | Hanan Blumstein Co-Founder & Chief Product & Customer Success Officer | — | — |
| 10 | Datamaran Provider of an AI platform for environmental, social, and governance insights 67Innovation top 13%AI top 20%Funding top 25%Product top 34% All 11 signals ▾Innovationtop 13% AItop 20% Fundingtop 25% Producttop 34% Talenttop 38% Moattop 39% Techtop 47% Newsbottom 48% Growthbottom 47% Globalbottom 37% Marketbottom 32% Innovation: 13 new-product events in 24 mo · Deep-tech classification: Artificial Intelligence AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 67/100 | $54M | 23 mo ago | Series C | 23 | Jerome Basdevant Co-Founder | — | 1 launch |
| 11 | Reachdesk Provider of direct mail marketing platform | $49M | 59 mo ago | Series B | 28 | — | — | — |
| 12 | Snoop App-based platform for expense management of individuals | $42M | 61 mo ago | Acquired | 27 | Paul Lloyd Co-founder and CMO | — | — |
| 13 | Upstream Mobile marketing platform for diverse industries | $42M | 44 mo ago | Acquired | 1 | Marco Veremis Co-Founder | — | — |
| 14 | Mirriad AI powered in-video advertising platform | $37M | 39 mo ago | Public | 100 100 → 58 (-42%) · sector median +16% | — | 15 patents Dynamic in-video product placement and ad insertion using computer vision and metadata | — |
| 15 | Prolific Online platform for finding research participants | $34M | 40 mo ago | Series A | 188 | Phelim Bradley Co-Founder & CEO | — | — |
| 16 | Kyra Offering influencer marketplace solutions | $28M | 24 mo ago | Series A | 118 | Devran Karaca Co-Founder & CEO | — | — |
| 17 | imagino CDP and marketing platform for marketers | $27M | 26 mo ago | Series A | 19 | Thomas Boudalier Co-Founder And Cto | — | 1 partnership |
| 18 | Ziflow Cloud based content proofing platform | $27M | 43 mo ago | Series A | 52 52 → 101 (+94%) · sector median +16% | Mat Atkinson Co-Founder and Non-Executive Director | — | — |
| 19 | Black Swan Data Online data analytics platform | $27M | 50 mo ago | Acquired | 167 | Hugo Amos Co-Founder | — | — |
| 20 | Ethos Provider of AI-driven research platform complemented by human expert consultations 64AI top 23%Funding top 28%Market bottom 49%Talent bottom 49% All 5 signals ▾AItop 23% Fundingtop 28% Marketbottom 49% Talentbottom 49% Globalbottom 45% AI: Classified as an agentic-AI company · Product described with: ai-driven Funding: Raised $26.0M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) rank vs industry peers · Fliar Intelligence Index 64/100 | $26M | 3 mo ago | Series A | — | Daniel Mankowitz Co-Founder & CTO | — | — |
| 21 | proSapient Network of experts providing insights for investment and consulting professionals | $18M | 6 mo ago | Series A | 67 | Aneil Rakity CEO | — | 1 launch · 1 partnership · 1 award |
| 22 | Komi Provider of tools for creators and brands to manage marketing | $17M | 37 mo ago | Series A | 49 | Lewis Crosbie CEO | — | — |
| 23 | MotorK Cloud based digital marketing solutions for the automotive industry | $14M | 39 mo ago | Public | 400 400 → 357 (-11%) · sector median +16% | — | — | — |
| 24 | GoodFit Platform offering data marketing solutions for enterprises | $13M | 11 mo ago | Series A | — | Harrison Rose Co-Founder & CEO | — | — |
| 25 | Opendialog Ai AI-based conversational bots for customer support | $13M | 31 mo ago | Series A | 3 | Ronald Ashri Co-Founder | — | — |
| 26 | The Stack World Online platform for connecting women professionals | $11M | 39 mo ago | Series A | 13 | Sharmadean MBE Founder | — | — |
| 27 | Auddy Audio and podcast solutions for businesses | $9M | 18 mo ago | Series A | 24 | Andrew Craissati Co-Founder | — | — |
| 28 | Irys 48Funding top 36%Tech top 48%Moat top 48%Talent bottom 49% All 7 signals ▾Fundingtop 36% Techtop 48% Moattop 48% Talentbottom 49% Growthbottom 48% Marketbottom 45% Globalbottom 39% Funding: Raised $8.9M across 3 rounds · 3 rounds over 4 yrs (0.8/yr) Tech: 21 technologies across 4/8 capability areas · Cloud: Cloudflare, Vercel rank vs industry peers · Fliar Intelligence Index 48/100 | $9M | 12 mo ago | Series A | — | Josh Benaron Founder & CEO | — | — |
| 29 | GEEIQ Platform offering in game advertising solution 19Funding top 41%Global bottom 37%Market bottom 34% All 3 signals ▾Fundingtop 41% Globalbottom 37% Marketbottom 34% Funding: Raised $8.2M across 2 rounds · 2 rounds over 3 yrs (0.7/yr) Global: Investors from 2 countries beyond United Kingdom rank vs industry peers · Fliar Intelligence Index 19/100 | $8M | 3 mo ago | Series A | 23 23 → 39 (+70%) · sector median +16% | — | — | — |
| 30 | Kleecks Provider of an AI platform optimising eCommerce performance and website health | $7M | 23 mo ago | Series A | — | — | — | — |
| 31 | Sense Street Provider of an NLP-based platform to find liquidity in OTC capital markets | $7M | 29 mo ago | Series A | 7 | Haroon Hassan Founder & CEO | — | — |
| 32 | Checkstep AI-powered content moderation platform that detects and actions harmful user-generated content online 50Tech top 33%Growth top 35%Funding top 39%AI top 45% All 9 signals ▾Techtop 33% Growthtop 35% Fundingtop 39% AItop 45% Talentbottom 49% Globalbottom 39% Moatbottom 38% Marketbottom 24% Newsbottom 22% Tech: 43 technologies across 4/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 Growth: Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 50/100 | $7M | 4 mo ago | Seed | 9 | Guillaume Bouchard Co-Founder & CEO | — | — |
| 33 | Duel Brand advocacy platform for businesses | $6M | 11 mo ago | Series A | 9 | Naio Tsarouchis Co-Founder & CTO | — | — |
| 34 | Earnos Operator of a platform rewarding users for engaging with brands | $5M | 19 mo ago | Seed | — | Tom Riordan Co-Founder & Head of Product | — | — |
| 35 | Arcane Content marketing platform for startups | $5M | 32 mo ago | Seed | — | Jeremy Frenay Co-Founder | — | — |
| 36 | Exactly Developer of AI platform enabling image generation reflecting specific brand styles | $4M | 27 mo ago | Seed | 4 | Tonia Samsonova Founder and CEO | — | — |
| 37 | Geckoboard Provider of real-time key performance indicator dashboards for team performance | $4M | 28 mo ago | Series A | 25 25 → 26 (+4%) · sector median +16% | — | — | — |
| 38 | Levellr Cloud based fan engagement solutions for brands and creators 45Tech top 30%Growth top 35%Talent top 38%Funding top 41% All 7 signals ▾Techtop 30% Growthtop 35% Talenttop 38% Fundingtop 41% Moattop 48% Globalbottom 37% Marketbottom 24% Tech: 49 technologies across 5/8 capability areas · Cloud: Cloudflare, Google Cloud Growth: Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 45/100 | $3M | 7 mo ago | Seed | 1 | Ben Barbersmith Co-Founder & CTO | — | 3 launchs |
| 39 | Distil Cloud based platform offering data management software | $3M | 18 mo ago | Seed | 8 | Gerry McNicol Founder & CEO | — | 1 launch · 1 award |
| 40 | Quin AI-based customer analytics solutions for e-commerce businesses | $2M | 23 mo ago | Seed | 14 | Gonca Gulser Co-Founder | 10 patents Sprayable agrochemical formulations for plant protection and growth regulation | — |
| 41 | KINsome Influencer Marketplace Platform | $2M | 23 mo ago | Seed | — | — | — | — |
| 42 | Retrograde Provider of artificial intelligence platform for creators | $2M | 24 mo ago | Seed | — | Jake Browne Co-Founder & CEO | — | — |
| 43 | Bolt Insight Provider of AI-moderated qualitative and quantitative market research and analysis | $2M | 8 mo ago | Series A | 35 | Kerem Turgay Co-Founder & CTO | — | — |
| 44 | Unbox Provider of social commerce tools for brand safety and growth | $2M | 11 mo ago | Seed | — | Michael Coombs Co-Founder & COO | — | 1 internship |
| 45 | Survey54 Operator of a platform connecting individuals with tasks and surveys | $1M | 21 mo ago | Seed | 2 | Chukwudi Anyiam-Osigwe Co-Founder | — | — |
| 46 | WholeSum AI startup developing qualitative data analysis | $1M | 4 mo ago | Seed | — | Emily Kucharski Co-Founder | — | — |
| 47 | Merx Provider of AI-powered conversational commerce platform | $1M | 17 mo ago | Seed | — | Mohamed Shaer Co-Founder & CTO | — | — |
| 48 | OpenFi Conversational AI platform that enables businesses to provide customer nurturing using WhatsApp | $633K | 12 mo ago | Seed | — | Sam Oliver Founder & CEO | — | — |
| 49 | Atlas Grid Developer of a platform providing contextual data integration and analysis | $500K | 11 mo ago | Seed | — | Aram Aghababyan Co-Founder & CTO | — | — |
| 50 | YAi Platform offering content creation solutions | $323K | 17 mo ago | Seed | — | Jessy Conflon Co-Founder & COO | — | — |
Top 12 MarketingTech companies in London
#1
Series A · London, England · founded 2024$26Mraised▾
Provider of AI-driven research platform complemented by human expert consultations. The company develops autonomous agents that leverage a network of human experts to conduct research. Its initial agent focuses on investment research, analyzing companies and markets, and facilitating expert consultations. The company plans to expand its agent offerings to include market research, competitive analysis, recruitment, business development, and enterprise intelligence. The platform offers subscription-based access to AI insights and expert connections.
- May 2026Series A$22.8M
- Mar 2025Seed$3.2M
#2
Funding Raised · London, England · founded 2016$131.1Mraised▾
AI powered visual data analytics platform. It is a financial analytics platform that provides businesses, advisors, and lenders with AI-driven analytics to identify insights from financial data. The analysis provides insights to support the decision making process. The platform enables users to track KPIs and generate automated monthly reports.
- Nov 2025Conventional Debt$131.1M
#3
Series E · London, England · founded 2013 · 154 employees$102.7Mraised▾
Provider of software analyzing media data for risk management insights. The technology processes information from traditional and social media sources to identify potential threats and monitor reputational trends. The system utilizes generative and discriminative artificial intelligence to extract relevant information from large volumes of text. Users access these findings through a digital platform to track industry developments, regulatory changes, and corporate narratives. The tools facilitate the assessment of external events to support decision-making processes regarding business resilience and communication strategies.
- Sep 2025Series E$165M
- Dec 2021Series D$50M
- Aug 2020Series C—
- Jul 2019Series C$25M
#4
Series A · London, England · founded 2017 · 67 employees$18Mraised▾
Network of experts providing insights for investment and consulting professionals. It is an expert network and primary research platform that connects companies with industry specialists for paid consultations. It helps consulting firms, private equity funds, and corporates quickly access real-world expertise from professionals across industries.
- Jun 2022Series A$1.2M
- Apr 2021Series A$5.1M
- Dec 2020Series A$10M
- Jan 2020Seed$3.1M
#5
Series A · London, England · founded 2018 · 23 employees$8.2Mraised▾
Platform offering in game advertising solution. The platform tracks the campaign performance of branded content. It offers an audience demographic feature that helps to identify the target audience within the global gaming community. It offers ad campaign comparative analysis data to enhance the performance.
- May 2026Series A$6.8M
- Sep 2023Series A$8.2M
#6
Seed · London, England · founded 2020 · 9 employees$6.8Mraised▾
AI-powered content moderation platform that detects and actions harmful user-generated content online. It provides scalable and automated solutions for online platform managers to safeguard their users.
- May 2026Seed$4.1M
- Apr 2022Seed$5M
- Apr 2021Seed$1.9M
- Mar 2021Seed$551.3K
#7
Acquired · London, England · founded 2010 · 34 employees$70Mraised▾
Provider of digital customer experience analytics platform for regulated industries. The platform offers customer journey mapping, mobile application analytics, and session replay capabilities. It also provides performance and product analytics, interaction maps, and accessibility insights. The platform includes funnel analysis, struggle and error analysis, and digital record keeping features.
- Aug 2025Series D—
- Apr 2020Series C$40M
- Oct 2019Series B—
- Oct 2018Series B$25M
#8
Seed · London, England · founded 2021 · 1 employees$3.1Mraised▾
Cloud based fan engagement solutions for brands and creators. The platform allows music labels, artists, creators, and brands to engage with fan communities, gather first party data, create new revenue streams, provide loyalty rewards for fans, and more.
- Jan 2026Seed$2.5M
- Nov 2024Seed$1.8M
- Sep 2023Seed$1M
- Jul 2021Seed$344.9K
#9
Series A · London, England · founded 2020$13Mraised▾
Platform offering data marketing solutions for enterprises. It provides accounts and prospects in addressable markets, identified, tracked, and delivered to CRM. Some of the features of the platform include prioritization, custom models, tracking and recording changes to data points, and more.
- Sep 2025Series A$13M
#10
Series A · London, England · founded 2012 · 9 employees$6Mraised▾
Brand advocacy platform for businesses. It helps consumer and retail brands transform micro influencers into a new channel for customer acquisition. It enables brands to drive organic growth and retention through advocacy.
- Sep 2025Series A$16M
- Apr 2023Seed$25.2K
- Apr 2022Seed$4.1M
- Mar 2021Seed$646.8K
#11
Series B · London, England · founded 2022 · 4 employees$76Mraised▾
Developer of AI-powered digital workers for sales, RevOps, and go-to-market. These digital workers automate tasks, operate around the clock, and offer multilingual capabilities. The digital workers integrate into existing tech ecosystems and learn continuously to improve performance. They identify prospects, engage leads, and aim to convert opportunities.
- Nov 2024Series B$50M
- Sep 2024Series A$24M
- Aug 2023Seed$2M
#12
Seed · London, England · founded 2025$1.3Mraised▾
AI startup developing qualitative data analysis. The platform analyzes relationships within datasets to provide nuanced insights. It identifies patterns and signals from complex human responses. The platform transforms unstructured text like survey responses into statistically robust, auditable insights.
- Apr 2026Seed$335K
- Jan 2026Seed$982.3K
- Jan 2026Grant (prize money)—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of MarketingTech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising