| # | Company | Employees |
|---|---|---|
| 1 |
Revolutrevolut.com
A fintech company on a mission to provide customers with more visibility, control, and freedom over their money through innovative products |
18,462 |
| 2 |
Howdenhowdengroupholdings.com
Employee-owned insurance group specializing in broking, reinsurance, underwriting, risk consultancy, and employee benefits with global expertise. |
15,000 |
| 3 | 11,769 | |
| 4 |
Octopus Energyoctopus.energy
providing affordable, transparent renewable energy solutions with innovative technology and exceptional customer service across multiple countries and sectors |
5,415 |
| 5 |
Moniepoint Groupmoniepoint.com
A leading fintech company offering digital payment solutions, credit access, and business management tools to help businesses worldwide grow and succeed |
5,413 |
| 6 | 5,267 | |
| 7 | 4,473 | |
| 8 |
SumUpsumup.co.uk
A global financial technology company supporting over 4 million small merchants in 36 markets, committed to environmental and social causes |
4,186 |
| 9 |
Infobipinfobip.com
Global leader in omnichannel engagement, providing messaging tools and solutions for customer engagement, authentication, and security with a strong focus on quality engineering |
3,501 |
| 10 | 3,323 | |
| 11 |
Starlingstarlingbank.com
This company is a digital bank offering fast technology, fair service, and honest values, focused on solving customer problems and building sustainable solutions |
3,231 |
| 12 | 2,719 | |
| 13 |
Dr. Martens plcdrmartens.com
Design and manufacture of iconic British air-cushioned boots known for durability, comfort, and association with rebellious subcultures worldwide. |
2,539 |
| 14 |
Checkout.comcheckout.com
A financial technology company providing a high-performance payments platform for enterprise and scaling businesses worldwide, processing payments, payouts, and managing card programs |
2,343 |
| 15 | 2,025 | |
| 16 |
Dojodojo.careers
A scaling fintech company empowering businesses and diners with fast funding, payments, smart integrations, virtual queues, and restaurant bookings through innovative technology |
1,841 |
| 17 |
True Potential LLPtruepotential.co.uk
The company provides technology, services, and administrative support to help financial advisers enhance their businesses and serve their clients effectively |
1,328 |
| 18 |
Selinaselina.com
Designer accommodation blending coworking, wellness, and local recreation for nomadic travelers across urban cities and remote beaches through repurposed buildings in twenty-five countries. |
1,306 |
| 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 | 1,140 | |
| 21 |
BrewDogbrewdog.com
A global craft beer company founded in Scotland, BrewDog is known for its innovative brews, numerous bars, and passionate community of Equity Punks |
1,125 |
| 22 |
Facultyfaculty.ai
The company develops and implements safe AI systems integrating human and artificial intelligence for optimized performance |
1,073 |
| 23 |
Capital on Tapcapitalontap.com
Provides small business credit cards with spend management tools, quick funding access, employee expense control, and cashback rewards. |
1,055 |
| 24 | 1,048 | |
| 25 | 1,028 | |
| 26 | 925 | |
| 27 |
Allica Bankallica.bank
A leading UK fintech company dedicated to supporting small and medium businesses with modern technology, local relationships, and personalized banking services |
910 |
| 28 |
Freshafresha.com
Online marketplace connecting consumers with beauty and wellness businesses, offering appointment booking, payment, and comprehensive business management software. |
903 |
| 29 |
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 |
| 30 |
GoCardlessgocardless.com
Facilitating seamless and efficient payment collections directly from customers' bank accounts, eliminating late payments, chasing customers, and expensive fees for businesses worldwide |
856 |
| 31 | 809 | |
| 32 |
Synthesiasynthesia.io
AI-powered video creation platform enabling companies to produce videos in 140 languages, saving significant time and budget costs. |
800 |
| 33 |
TerraPayterrapay.com
This company headquartered in the UK specializes in simplifying cross-border payments worldwide, providing access to even the most inaccessible markets |
743 |
| 34 |
Kaluzakaluza.com
Energy software company enabling energy suppliers to streamline operations, enhance customer service, and drive decarbonisation through smart technology solutions |
710 |
| 35 |
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 |
| 36 |
Beauty Piebeautypie.com
Premium beauty products manufactured in top labs worldwide, offered directly to members at lower prices than traditional luxury retail. |
686 |
| 37 |
OakNorthoaknorth.co.uk
digital bank offering bespoke credit and banking services to UK and US businesses with Β£1m-Β£100m turnover, supporting growth |
680 |
| 38 |
WINGSTOP UK (Lemon Pepper Holdings Ltd)wingstop.co.uk
The company is the UK master franchisee of Wingstop, an international fast casual restaurant chain, with exclusive rights to operate in the United Kingdom |
666 |
| 39 |
Marshmallowmarshmallow.com
A purpose-driven company using technology to provide fairer insurance prices for marginalized customers, addressing unique problems others overlook |
650 |
| 40 |
iwocaiwoca.co.uk
Providing hassle-free finance solutions for small businesses, with a focus on opportunities rather than problems, using award-winning credit risk engine and API integrations |
588 |
| 41 |
Thought Machinethoughtmachine.net
Development of a cloud-native, microservices-based core banking platform designed to replace legacy systems and modernize banking infrastructure. |
526 |
| 42 | 520 | |
| 43 | 509 | |
| 44 | 492 | |
| 45 |
ComplyAdvantagecomplyadvantage.com
Empowers businesses to eliminate financial crime using AI, a unified platform, and risk intelligence for KYC, AML, and sanctions reviews. |
485 |
| 46 |
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 |
| 47 |
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 |
| 48 | 461 | |
| 49 |
Podpodenergy.com
Leading provider of electric vehicle charging solutions for homes, public spaces, and workplaces, making clean energy easy, affordable, and accessible. |
453 |
| 50 |
Epos Noweposnow.com
Global provider of innovative, customizable payment and till systems, empowering businesses to unleash growth and maximize profits through affordable solutions |
446 |
| 51 |
LoopMeloopme.com
A technology company leveraging artificial intelligence to enhance brand advertising performance and outcomes |
440 |
| 52 |
Benthanksben.com
A global flexible benefits platform reshaping the world of work by connecting the benefits ecosystem for better outcomes and work-life integration |
424 |
| 53 |
Tandem Banktandem.co.uk
Specializes in savings, lending, and green finance products using innovative technology to help customers manage money and support sustainability. |
423 |
| 54 |
InstaDeepinstadeep.com
It specializes in decision-making AI, applying machine learning across various sectors, and focuses on knowledge sharing and nurturing talent. |
405 |
| 55 |
Paddlepaddle.com
Manages global payments complexity for SaaS and digital product companies, handling payments, currencies, fraud, billing support, and sales tax compliance. |
405 |
| 56 | 401 | |
| 57 |
Once For Allonceforall.com
A European provider of supply chain management solutions for the construction industry, helping with sourcing, tracking sales, risk management and compliance, and increasing efficiency |
400 |
| 58 |
Smart Pensionsmart.co
Provide secure, innovative workplace pension schemes with strong governance, digital experience, and global financial backing for employee retirement savings. |
391 |
| 59 |
Zappjustzapp.com
Premium convenience delivery app in London, leveraging technology to provide a hand-picked product range for on-demand delivery 24/7, backed by notable investors and industry experts |
381 |
| 60 | 377 | |
| 61 |
TransferGotransfergo.com
A fast-growing fintech scale-up offering online money transfers to over 160 countries with high speeds, low fees, and no hassle |
371 |
| 62 |
WorldRemitworldremit.com
Simplifies international money transfers. Creates faster, easier, and lower-cost money transfers to 150 countries for over 4 million customers, helping families globally. |
364 |
| 63 |
XYZ Realityxyzreality.com
Provides real-time project controls and augmented reality for construction, helping teams achieve unmatched precision, reduce costs, prevent delays, and deliver high-quality projects faster. |
363 |
| 64 | 347 | |
| 65 |
Immersiveimmersivelabs.com
Focuses on people-centric cyber resilience, aiming for organizations to be threat-ready and capable of demonstrating this readiness to leadership and stakeholders. |
335 |
| 66 |
Liberisliberis.com
Embedded finance platform empowering small businesses with accessible funding solutions, enabling growth and job creation through innovative receivables finance model |
317 |
| 67 |
Ohmeohme-ev.com
An end-to-end electric charging solutions provider for homes, businesses, and on-the-go, supporting the global transition to renewables |
310 |
| 68 |
Wheelywheely.com
Luxury services company combining technology and high standards to offer on-demand chauffeuring, concierge services, and personalized tasks for discerning clients |
310 |
| 69 | 304 | |
| 70 | 290 | |
| 71 |
Evotixevotix.com
It provides smart solutions for managing health and safety activities, ensuring transparency, immediate action on events, and building leadership confidence. |
283 |
| 72 |
Bloom & Wildbloomandwild.com
Direct-to-consumer flower company delivering fresh, carefully packed letterbox flowers and bouquets across Europe with innovative customer experience. |
283 |
| 73 |
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 |
| 74 | 278 | |
| 75 | 278 | |
| 76 | 275 | |
| 77 | 275 | |
| 78 |
Open Cosmosopen-cosmos.com
A company focused on solving global challenges through satellite missions and data collection from space, designing, building, launching, and operating small satellites |
274 |
| 79 |
Shop Circleshopcircle.co
A leading provider of e-commerce tools empowering independent brands to create consumer-friendly experiences and helping sellers scale their businesses |
272 |
| 80 |
Accurxaccurx.com
Accurx facilitates seamless communication and collaboration among patients and healthcare professionals to improve outcomes and enhance the healthcare system |
271 |
| 81 |
Vertovertofx.com
Global B2B payments solution facilitating instant money transfers in over 200 countries for startups, SMEs, and large companies |
261 |
| 82 | 257 | |
| 83 | 256 | |
| 84 |
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 |
| 85 |
Chip β your wealth appgetchip.uk
Provides a single platform for users to save money, invest, and manage their finances to build long-term wealth effectively. |
253 |
| 86 |
10x Banking10xbanking.com
A cloud-based core banking platform transforming banking experiences by enhancing customer satisfaction, operational efficiency, and societal impact |
252 |
| 87 |
INSTANDAinstanda.com
INSTANDA offers a no-code insurance product design platform, integrated with existing systems, enabling quick product launches and cost savings with exceptional customer experience |
243 |
| 88 |
Urbanicurbanic.com
Global fashion company using advanced technology to provide sustainable clothing while balancing creativity and social responsibility in rapidly expanding emerging consumer markets. |
241 |
| 89 | 240 | |
| 90 |
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 |
| 91 |
Form3form3.tech
fully managed cloud-native payment platform offering scalable, efficient, and API-first payment infrastructure services for regulated financial institutions worldwide |
231 |
| 92 |
YuLifeyulife.com
The company delivers innovative group life insurance with a wellness-focused approach that improves lives, engages employees, and benefits businesses and society |
228 |
| 93 |
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 |
| 94 |
Apex Group Ltd (Channel Islands)apexgroup.com
Global financial services provider offering a wide range of services to asset managers, capital markets, private clients, and family offices in over 50 countries |
223 |
| 95 |
Vortexavortexa.com
This company tracks $3 trillion of waterborne energy trades to provide real-time global energy flow insights for energy and shipping companies |
220 |
| 96 |
BCB Groupbcbgroup.com
Leading crypto payment services provider offering payments, FX, liquidity, custody, and instant settlements network to major industry clients worldwide Banking the global crypto industry |
220 |
| 97 |
Aza Financeazafinance.com
An international fintech firm offering foreign exchange, payments, settlement, and treasury services worldwide for moving money, exchanging currencies, and making payments across African and G20 currencies instantly. |
220 |
| 98 |
iProoviproov.com
A global leader in biometric face verification for organizations, preventing identity theft and cybercrime while enhancing online service accessibility and safety |
219 |
| 99 | 213 | |
| 100 |
Genesis Globalgenesis.global
Genesis Global accelerates innovation in financial markets with a software development platform, prepackaged solutions, and expertise in capital markets, enabling rapid application development for leading financial institutions |
204 |
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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.
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