| # | Company | Employees |
|---|---|---|
| 1 |
Google DeepMinddeepmind.google
Advances artificial intelligence with breakthrough research. Solves complex problems like disease diagnosis, energy saving, and protein folding with safe, ethical AI. |
9,665 |
| 2 |
Travel AIgudens.com
A leading travel & tourism marketing firm offering digital expertise, PR, content creation, design, data analysis, and brand strategy for various clients in the industry |
6,279 |
| 3 | 5,501 | |
| 4 |
Fitness AIguden.org
Fitness AI is a mobile app using artificial intelligence to personalize workout plans, track progress, and motivate users towards achieving health and fitness goals |
5,137 |
| 5 |
Simulation AImarketizon.com
Aviation Marketing is a specialized agency offering strategic marketing solutions to help aviation companies achieve their business goals through digital marketing strategies |
4,007 |
| 6 |
Trip AIagency.org.uk
Creates customized itineraries, suggests activities and accommodations based on preferences, and adapts to changes in real-time for stress-free travel. |
3,515 |
| 7 |
Healthcare AIthehealthmarketing.com
Uses machine learning and software to analyze medical data, improving diagnosis, treatment, and disease prevention for better patient care and professional decision-making. |
3,377 |
| 8 |
Stats Performstatsperform.com
Global leader in sports technology providing unrivaled AI-powered sports data for media, tech, betting, and team performance solutions |
3,359 |
| 9 | 3,161 | |
| 10 |
Darktracedarktrace.com
AI cybersecurity platform learns unique data, detects threats, and intervenes against attacks, protecting organizations worldwide from cyber-threats. |
2,632 |
| 11 |
Hack The Boxhackthebox.com
Leading platform enhancing organizational cyber resilience, battle-testing and upskilling humans and AI agents through real-world scenarios and gamified labs. |
2,309 |
| 12 |
Krakenkraken.tech
AI-powered operating system enhancing customer satisfaction, product innovation, revenue generation, and operational savings for energy, water, and telco utilities. |
2,125 |
| 13 |
SEOoutlook.office365.com
Leading provider of AI-powered SEO solutions to improve website rankings and visibility, driving more traffic, leads, and sales through advanced technology and user-friendly interface |
1,953 |
| 14 |
Image AIthehealthmarketing.com
Revolutionizing image interaction with AI solutions for accessibility, usability, and enjoyment Offering image classification, generation, search, analysis services for various industries |
1,950 |
| 15 |
Entertainment AIorg.uk
The company specializes in entertainment marketing, creating authentic connections, engaging storytelling, and strategic partnerships with influencers, celebrities, and opinion leaders |
1,693 |
| 16 |
Lifestyle AIorg.uk
A sophisticated brand inspiring fashion, art, photography, music, beauty lovers to try new things, stay informed, and be their best selves |
1,472 |
| 17 |
Builder.aibuilder.ai
The company offers customizable, fast, and cost-effective apps that fall between low-code and custom software categories |
1,351 |
| 18 |
Godel Technologies Europegodeltech.com
A leading technology partner in Europe, Godel offers agile software engineering services to bridge UK tech skills gap for clients |
1,330 |
| 19 |
ElevenLabselevenlabs.io
It develops AI audio models for speech and sound effects, enabling content creation, localization, and accessibility for various industries. |
1,291 |
| 20 |
G-Researchgresearch.com
A leading quantitative research and technology firm tackling big questions in finance using machine learning and big data for predicting market movements |
1,153 |
| 21 |
Facultyfaculty.ai
The company develops and implements safe AI systems integrating human and artificial intelligence for optimized performance |
1,073 |
| 22 |
Apparel AIguden.org
This company creates magical digital experiences akin to visiting a brick-and-mortar store to attract and retain lifetime customers through partnership and success-driven strategies |
1,063 |
| 23 | 1,028 | |
| 24 |
Hotels AIgudens.com
A mobile app using AI to help users find, compare, and book hotels easily, with features like price comparison, room booking, reviews, and ratings |
918 |
| 25 |
Quantexaquantexa.com
Global platform connecting siloed systems to visualize complex relationships, providing single views of data for risk mitigation and strategic organizational decision making. |
895 |
| 26 |
Anything Worldanything.world
The company brings 3D models to life quickly and easily using AI, with tools to animate, access assets, and build worlds |
833 |
| 27 |
SAIsaigroups.co.uk
Overlays machine vision AI on existing CCTV feeds for retailers, preventing theft, recapturing lost sales, and improving operations and safety for customers and employees. |
857 |
| 28 |
Synthesiasynthesia.io
AI-powered video creation platform enabling companies to produce videos in 140 languages, saving significant time and budget costs. |
800 |
| 29 |
HNhn-company.co.uk
UK-based healthcare company delivering AI-guided case-finding, clinical coaching, remote monitoring, and virtual ward solutions to the NHS for improved patient outcomes and reduced care consumption |
757 |
| 30 |
Graphcoregraphcore.ai
A company specializing in AI technology with a unique processor designed to accelerate machine learning models and drive breakthroughs in general machine intelligence |
697 |
| 31 |
Cleoweb.meetcleo.com
AI-powered platform providing personalized financial insights and tools through a chat assistant to improve users' money management and saving habits. |
686 |
| 32 |
Landscapelandscape.vc
Providing products and communities for entrepreneurs creating the future, and investors supporting them |
669 |
| 33 |
Construction AImarketizon.com
A construction marketing agency specializing in increasing sales, raising enquiry levels, and connecting clients with key decision-makers in the industry worldwide |
665 |
| 34 | 659 | |
| 35 |
Yoga AImedia7.net
Revolutionary AI tool enhancing yoga practice, personalized journey created by passionate yogis and tech experts Empower your practice like never before |
593 |
| 36 |
Creator AIme.uk
Revolutionary image generation tool using AI to bring artistic visions to life Helps artists create high-quality images quickly and easily Join the creative community now! |
583 |
| 37 |
Rezolve Airezolve.com
Provides generative AI tools for retail and ecommerce, enhancing customer discovery, engagement, and secure personalized shopping experiences. |
579 |
| 38 |
Medical Clinic Marketingthehealthmarketing.com
Specializing in healthcare marketing, our experts provide unmatched services to attract new patients, improve online presence, and grow healthcare practices effectively |
558 |
| 39 | 540 | |
| 40 | 520 | |
| 41 |
Holy Bible Communityedu.ec
Provider of AI solutions for consultants, automating research, generating insights, enhancing communication, and delivering personalized reports to improve client services and outcomes |
491 |
| 42 |
ComplyAdvantagecomplyadvantage.com
Empowers businesses to eliminate financial crime using AI, a unified platform, and risk intelligence for KYC, AML, and sanctions reviews. |
485 |
| 43 |
Investor AIorg.uk
Global community empowering educators and administrators to leverage Microsoft technology in education through collaboration, resources, and events Join us now! |
483 |
| 44 |
Luminanceluminance.com
AI-powered legal technology automating contract generation, negotiation, and analysis with advanced tools like chatbot, risk identification, and process automation for legal teams worldwide |
466 |
| 45 |
Connectdconnectd.com
Platform connecting startups with fractional executives using AI, facilitating strategic partnerships, progress tracking, and networking for growth and investment opportunities. |
466 |
| 46 |
Payhawkpayhawk.com
AI-native spend management platform. Orchestrates global money across bills, cards, expenses, travel, procurement for control, automation, savings. Provides global money account. |
465 |
| 47 | 461 | |
| 48 |
Policy AIzuchon.com
Empowering governments with digital transformation solutions to enhance citizen engagement, streamline operations, and reinvent services for a resilient and sustainable future |
449 |
| 49 |
LoopMeloopme.com
A technology company leveraging artificial intelligence to enhance brand advertising performance and outcomes |
440 |
| 50 |
Busuubusiness.busuu.com
Online platform providing internationally recognized professional language courses to corporations, enhancing employee skills and workplace inclusivity worldwide. |
421 |
| 51 |
InstaDeepinstadeep.com
It specializes in decision-making AI, applying machine learning across various sectors, and focuses on knowledge sharing and nurturing talent. |
405 |
| 52 |
RedCloudredcloudtechnology.com
Building AI-native digital trading platform connecting fragmented FMCG supply chains to close inventory gaps and unlock business opportunities. |
392 |
| 53 | 384 | |
| 54 |
Isomorphic Labsisomorphiclabs.com
Innovative biotech company using AI to revolutionize drug discovery and understand fundamental mechanisms of life for increased research efficacy and breakthroughs |
381 |
| 55 | 372 | |
| 56 |
Pen AIgudens.com
AI-powered writing tool with features like idea generation, content expansion, research assistance, overcoming writer's block, style control, grammar checking, and plagiarism detection Join the writing community |
363 |
| 57 | 340 | |
| 58 |
Pinewood.AIpinewood.ai
Provides dealer management software and support services to motor retailers and fleet providers, focusing on profitability and customer experience. |
326 |
| 59 |
Onfidoentrust.com
This company simplifies digital identity verification through a platform that combines document, biometric, and data verifications with AI-powered analysis |
318 |
| 60 | 304 | |
| 61 |
Librairie
This company specializes in Generative AI technology and media, offering innovative solutions to create unique and engaging content Visit wwwlibrairieai for more information |
302 |
| 62 |
TechTreetechtree.dev
TechTree helps users build powerful connections, enhance value creation, gain insights, and seamlessly integrate CRM for efficient networking and success |
288 |
| 63 |
Featurespacefeaturespace.com
Global leader in Enterprise Financial Crime prevention with real-time machine learning software to prevent fraud and Anti-Money Laundering for financial institutions worldwide |
279 |
| 64 | 278 | |
| 65 |
Flawlessflawlessai.com
This company develops AI Power Tools tailored for filmmakers, enabling efficient AI Reshoots, Performance Transfer, and Visual Translations for global storytelling |
277 |
| 66 | 275 | |
| 67 |
Service AIoutlook.office365.com
Platform offering various freelance and work-from-home opportunities, including illustrator jobs, connecting freelancers with authentic employers for online earnings |
274 |
| 68 |
Lawhivelawhive.co.uk
Innovative UK-based legal platform combining technology with a licensed law firm, supported by leading investors and executives Bringing joy back to practicing law |
272 |
| 69 |
Klarityklarity.health
A company offering AI-led personalized disease risk predictions, insights, and recommendations for individuals and employees to manage their health proactively |
271 |
| 70 |
Interlinkweareinterlink.com
AI-powered tool identifies quality leads using digital signals, customizes approaches, and creates campaigns for effective lead conversion. |
265 |
| 71 |
hyperexponentialhyperexponential.com
This company transforms the insurance industry by using decision intelligence, combining actuarial expertise with technology to enable quicker, smarter decision-making and improve productivity |
254 |
| 72 |
Leahleahai.com
Empowering enterprises with AI agents across legal, procurement, and finance to automate workflows, connect data, and drive measurable ROI, elevating human judgment, not replacing it. |
252 |
| 73 |
Agriculture AIoutlook.office365.com
Harnessing AI to empower farmers with precision farming, disease control, and data-driven decisions for optimal crop yields and sustainable agriculture practices |
247 |
| 74 |
Humanoidthehumanoid.ai
Developing general-purpose humanoid robots to perform hazardous or monotonous tasks, addressing labor shortages in manufacturing, construction, and logistics for human well-being. |
246 |
| 75 |
Signal AIsignal-ai.com
AI-powered platform delivering real-time reputation and risk insights by analyzing global external data to help leaders identify trends and opportunities. |
240 |
| 76 |
Penciltrypencil.com
An AI-powered company revolutionizing ad creation, making it faster, cheaper, and more effective, while emphasizing AI as a tool for creative minds |
238 |
| 77 | 236 | |
| 78 | 231 | |
| 79 |
Thrivethrivelearning.com
Thrive is a fast-growing learning technology company creating modern learning experiences, replacing traditional LMS's for global brands with top customer support |
230 |
| 80 |
Dexorydexory.com
This company develops robotics and AI logistics solutions to optimize warehouse operations and drive better business decisions through automation and real-time data analysis |
223 |
| 81 |
Acin (acquired by CUBE)acin.com
Industry utility solution for non-financial risk, utilizing AI and subject matter expertise to enhance risk control quality, compliance, and cost efficiency |
209 |
| 82 |
Behavoxbehavox.com
A market leader in AI-driven communication surveillance software, protecting companies from internal risks by monitoring text and voice communications for malicious activities |
206 |
| 83 |
Chattermillchattermill.com
Helping businesses understand customer needs by analyzing feedback data from multiple sources using AI, driving growth and transforming customer experiences Headquarters in London |
200 |
| 84 |
ANNA Moneyanna.money
This AI-powered fintech company offers small businesses in the UK business accounts, invoicing software, receipt scanning app, and tax services for better financial management |
199 |
| 85 |
Lepidelepide.com
Delivers effective, affordable data security and governance solutions, simplifying implementation while powerfully protecting file servers and Active Directory with AI-driven reports and real-time threat remediation. |
198 |
| 86 |
BioMind AI
Specializing in integrating "omics" data, developing bioinformatics software, and advancing precision medicine through data science for biomedical research and patient outcomes |
193 |
| 87 | 191 | |
| 88 |
Tractabletractable.ai
Incorporating AI technology, the company accelerates visual assessment processes, particularly in damage appraisal for faster accident recovery and improved efficiency in various industries |
190 |
| 89 | 188 | |
| 90 |
Zerocoder | All top AI models in one place l AI Academy l AI Expertszerocoder.com
A no-code | low-code development platform enabling businesses to easily launch apps and websites, optimize processes, and create tech products for the future |
183 |
| 91 | 182 | |
| 92 |
Pelican.aipelican.ai
Pelican offers AI-powered payment and financial crime compliance solutions for banks and corporates globally, enhancing efficiency and enabling growth through innovative technologies |
179 |
| 93 | 177 | |
| 94 |
VERVEvervevero.com
A global insights consultancy specializing in Human, Cultural, and Artificial Intelligence to provide dynamic solutions for any business challenge |
176 |
| 95 |
Photo AIlondonsocial.net
A network of experienced photographers in the UK, connecting clients with the right creatives for their projects Committed to diversity and professionalism |
174 |
| 96 |
iRMirmcloud.app
AI-powered ERP security and controls automation platform with out-of-the-box risk library for major ERPs, GRC/ERM modules, and explainable AI on a cloud platform |
173 |
| 97 |
Automataautomata.tech
provides intelligent lab automation combining robotics and software to optimize and scale complex workflows in life sciences laboratories |
171 |
| 98 |
Prevalent AIprevalent.ai
Continuously cleans, connects, and contextualizes data from across the enterprise into a sovereign knowledge graph, creating an always-current operational picture for various uses. |
170 |
| 99 | 169 |
Turn this list into pipeline
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 9, 2026.
More company lists in the United Kingdom
- The largest companies in the United Kingdom 30,947
- Financial Services companies in the United Kingdom 3,370
- Software Development companies in the United Kingdom 2,448
- IT Services and IT Consulting companies in the United Kingdom 1,436
- Retail companies in the United Kingdom 1,310
- Wellness and Fitness Services companies in the United Kingdom 1,044
- Hospitality companies in the United Kingdom 998
- Retail Apparel and Fashion companies in the United Kingdom 738
- Advertising Services companies in the United Kingdom 713
- Food and Beverage Manufacturing companies in the United Kingdom 713
- Hospitals and Health Care companies in the United Kingdom 710
- Insurance companies in the United Kingdom 679
- Construction companies in the United Kingdom 632
- Investment Management companies in the United Kingdom 600
- Food and Beverage Services companies in the United Kingdom 537
- Restaurants companies in the United Kingdom 534
- Non-profit Organizations companies in the United Kingdom 490
- Staffing and Recruiting companies in the United Kingdom 464
- Technology, Information and Internet companies in the United Kingdom 439
- Business Consulting and Services companies in the United Kingdom 438
- Entertainment Providers companies in the United Kingdom 432
- Government Administration companies in the United Kingdom 395
- Higher Education companies in the United Kingdom 379
- Real Estate companies in the United Kingdom 369