Who are the top 32 AI companies in the UK?

For our latest Top 32 list, we have profiled the UK’s leading artificial intelligence (AI) companies and the senior figures that lead them. Whether they are established, international brands, or disruptive forces about to revolutionise their sector – these are the companies that are making waves within the AI community.

How have the Top 32 been chosen?

For each edition of our print magazine, we ask our readership to provide suggestions for our chosen list. However, if you feel there are others that deserve to be included, please email editor@businessleader.co.uk and we can include them.

This list is in no particular order.

Zia Hayat


Callsign is pioneering digital trust through its proprietary technology that uniquely mimics the way humans identify each other in the real world. Positive identification of genuine users delivers privacy, safety and minimal friction, whilst ensuring that bad actors are blocked. Through a simple ‘Swipe or Type’, users can be personally recognised to a 99.999% accuracy, delivering the highest fidelity AI-based user recognition for the digital world. The company’s globally used platform uses intelligence-driven authentication combined with fraud analytics that use deep learning technology to fight against fraudulent activity, from identity fraud to cyber threats.

Nigel Toon


Bristol-based ‘unicorn’ business Graphcore is a global semiconductor company that develops accelerators for AI and machine learning. Valued at more than $2.8bn, the firm’s Intelligence Processing Unit (IPU) helps tech innovators make new breakthroughs in the machine learning space to help ‘enhance human potential’. The Graphcore IPU is going to be transformative across all industries and sectors, with a real potential for positive societal impact from drug discovery and disaster recovery to decarbonisation.

Mike Tuchen


Onfido is the new identity standard for the internet. Its AI-based technology assesses whether a user’s government-issued ID is genuine or fraudulent, and then compares it against their facial biometrics. That is how Onfido has built its industry-leading reputation and has given companies like Revolut, bunq and Bitstamp the assurance they need to onboard customers remotely and securely. Founded in 2012, Onfido now helps over 800 companies verify their users. The company has over 500 employees across the world, with offices in London, San Francisco, New York, Lisbon, Paris, Amsterdam, New Delhi and Singapore.

Alex Kendall


Wayve is pioneering artificial intelligence and machine learning software for self-driving cars. Its unique end-to-end machine learning approach learns to drive in new places more efficiently than competing technology through the use of optical cameras. The company has been testing autonomous vehicles on public UK roads since early 2018, and now operates a fleet of electric vehicles fitted for autonomous operation and technology development. Earlier this year, Microsoft, Virgin Group, and investment firm Baillie Gifford were a part of its latest $200m investment round.

Abakar Saidov


Leveraging an industry-first AI-powered innovation, Beamery’s Talent Lifecycle Management platform helps organisations realise their business potential. They can identify and prioritise potential employment candidates that are likely to thrive at their organisation, reach diversity targets, unlock career ambition opportunities for existing employees, and understand the skills and capabilities they need to build their workforce of the future. Last summer, the company raised $138m in funding, giving the company a valuation of more than $800m.

Jeffrey Tiong


Founded in 2007, Patsnap has grown into a global provider of R&D analytics for analysing tech trends, driving innovation, and competitor intelligence. As a global leader in connected innovation intelligence, Patsnap uses AI-powered and machine learning technology to comb through billions of datasets and help innovators connect the dots. With a team of more than 800 spanning three continents, more than 10,000 customers in 40 countries, and over $400m in funding, the company is revolutionising the innovation process for companies in a wide range of sectors.

Priya Lakhani OBE


CENTURY is an award-winning teaching and learning platform for primary and secondary schools, colleges, and universities. Using learning science, AI and neuroscience, CENTURY creates constantly-adapting pathways for students and powerful assessment data for teachers. Founded in 2013, the company is currently scaling its AI-powered learning technologies to more schools, colleges, universities, and employers across the world, following an acceleration in the adoption of technology in education in recent years. The company’s vision is ‘for every teacher and learner to have access to intelligent tools that help them succeed’.

Sarvath Misra & Robert Glennie


Created in London in 2012, this LegalTech firm is an international leader in the contract lifecycle management industry, which is known for simplifying processes across the full spectrum of in-house legal teams’ workloads through its AI-driven platform. Harnessing the combined power of the IBM Watson and Microsoft Azure AI engines, and shaped with modern legal design thinking, ContractPodAi are defined by constant innovation. ContractPodAi Cloud, its pioneering platform, sets a new standard for LegalTech user experience with easy-to-use templates and guided workflows. The robust and intuitive system is deployed for legal and non-legal users for end-to-end legal document management. ContractPodAi now has global offices in San Francisco, New York, Chicago, Glasgow, Mumbai and Toronto.

Richard Hartley & Aeneas Wiener


Cytora was founded in 2014 and uses AI to underwrite risk more accurately. It works across large corporates, SMEs, and mid-market firms. Cytora is the configurable platform that enables commercial insurers to create digital workflows by digitising, evaluating, and routing risks. The company is creating new foundations for insurance by providing insurers with the building blocks they need to deliver efficient, accurate underwriting and seamless customer experiences. Powered by AI, Cytora is able to distil the seven-day underwriting process down to 30 seconds via its API.

Charles Delingpole


This UK RegTech firm has built the world’s only global AI-driven database of people and companies to power anti-money laundering and financial crime detection. ComplyAdvantage believes businesses need real-time financial crime insight to put them in control of their future. The company actively identifies tens of thousands of risk events from millions of structured and unstructured data points – every single day. ComplyAdvantage’s hyperscale technology helps to detect suspicious behaviour and uncover hidden risks throughout the customer lifecycle, helping companies maintain the highest level of compliance oversight and integrity.

Lucie Glenday


MySense is a wellbeing analytics platform that is changing the future of healthcare. Its sophisticated AI learns an individual’s wellbeing and behaviour patterns to establish what ‘being well’ looks like for that person. Realtime insight into what is normal and abnormal for an individual allows health and care organisations to prioritise and take preventative action before situations escalate. Working with NHS trusts, local authorities and private organisations, MySense has been proven to help reduce hospital admissions, GP appointments and unnecessary visits.

David Benigson

Signal AI

Signal AI is a global decision augmentation company, turning the world’s data into knowledge and empowering business leaders across a range of industries to make informed and confident decisions. 40% of the Fortune 500 companies, including Deloitte, Bank of America and Google, use the Signal AI decision augmentation solution for real-time market and media intelligence to uncover trends, risks and opportunities and support critical decision-making. The company has attracted investment of more than $100m to build out its decision augmentation solution and transform the way businesses make decisions.

Thomas Graham


Metaphysic, a company that develops artificial intelligence for hyperreal virtual experiences in the metaverse, recently raised $7.5m from leading tech investors and creators, including Section 32, 8VC, TO Ventures, Winklevoss Capital, and Logan Paul. The company rose to prominence following its viral Tom Cruise ‘deepfakes’, and its hyperreal synthetic media is already being used in several ways, sharpening viewers’ ability to suspend disbelief and become more deeply immersed in imaginary worlds.

Paul Newman & Gavin Jackson


Headquartered in Oxfordshire, Oxbotica is an autonomous vehicle software company. Their single, unifying self-driving technology platform is configurable to safely transport people and goods any time, any place and in any vehicle. Self-driving technology is a marvel in cutting-edge robotics, ML, AR, and AI engineering, and Oxbotica’s ‘driver’ is the core of its technology. The Oxbotica ‘cloud’ connects autonomous vehicles to its customers’ existing fleet management platforms, giving them an abundance of autonomous driver supply to meet growing demand.

Lourdes Agapito, Victor Riparbelli, Matthias Niessner, and Steffen Tjerrild


Synthesia is a software company founded in 2017 by a team of researchers and entrepreneurs from UCL, Stanford, TUM, and Cambridge. Its mission is to power the video-first internet: replace cameras with code and make everyone a creator. Through its platform, users can create professional AI videos from text in more than 60 languages. Synthesia allows users to turn text or a slide deck presentation into a video, complete with a talking avatar. They can use avatars or create their own in minutes by uploading some video. Users can also upload a recording of their voice, which can be transformed to say almost anything. The service is used by companies such as Accenture, Nike, BBC, Google, Amazon, and more.

Alex Dalyac


Tractable develops AI for accident and disaster recovery. The aim of the company is to help the world recover faster from accidents and disasters that affect hundreds of millions of lives, from car accidents to full-scale floods and hurricanes. Accident and disaster recovery starts with visual damage appraisal: assess the damage, calculate the cost, unlock the funds, and rebuild. Tractable’s belief is that when disasters hit, the response could be 10-times faster, thanks to AI. Founded in 2014, Tractable has a world-class R&D team with over 30 years of combined research experience, and its solution is built on five years of dedicated work undertaken by a team of Oxford/Cambridge-trained researchers.

Dr Tim Guilliams


Cambridge-based Healx is a mission-driven technology company pioneering the next generation of drug discovery to bring novel, effective treatments to rare disease patients around the world. There are 7,000 known rare diseases that affect 400 million people across the globe, but only 5% of those conditions have an approved treatment. By combining frontier AI technology with deep drug discovery and development expertise, Healx can accelerate the pace, increase the scale, and improve the chance of success of rare disease treatment development in order to meet this huge unmet need and have an unprecedented patient impact.

Jonathan Wolf


ZOE is a nutritional science company that is on a mission to help people reimagine how we eat, paving the future of nutritional science by leveraging AI, scientific research, and software engineering. The company is tackling a range of complex product, engineering, data, logistics, UI/UX challenges that enable its customers to understand their unique biological response to food. Since ZOE’s launch in 2017, the company has grown from five to 60 individuals, and its products, insights and advice have been covered by many household media brands in the UK and internationally.

Dr Maria Chatzou Dunford


Lifebit empowers therapeutic leaders and pioneers in precision medicine on how to access and analyse siloed biomedical data. Generating large amounts of biomedical data has become relatively straightforward. The challenge now is how organisations can access and utilise data stored across thousands of disconnected locations. Lifebit CloudOS is the world’s first federated genomics platform for unified and secure research over distributed big data. From pharmaceutical giants to global research institutes, to genetics companies and more, Lifebit CloudOS leads the way with its outstanding UX/UI, seamless integration to open-source tools, powerful cohort browser, and advanced AI functionality.

Joanna Shields


BenevolentAI is at the forefront of a revolution in drug discovery and development in the UK and around the world. Founded in 2013, the London and Cambridge-based company combines advanced AI and machine learning with cutting-edge science to decipher complex disease biology and discover optimum therapeutic interventions. Its suite of exploratory and predictive AI tools allows scientists to interrogate a range of data and disease networks within a graph, ask biological questions, surface novel insights, and triage hypotheses.

Richard Pursey


Social media and instant messaging have revolutionised the way in which we interact and socialise with each other. While the benefits of the internet are immeasurable, it has opened the door to risks that can affect children’s psychological and physical welfare. SafeToNet has developed pioneering technology that includes AI to tackle key online threats such as cyberbullying, sextortion, grooming, abuse, and aggression. It provides real-time advice and guidance for children and parents about online issues as they arise and at the exact time when help is needed the most.

Kieran O’Neill


Thread is a clothes discovery service and personalised shop that makes it easy for people to dress well. The company was founded in 2012 by three founders who wanted to dress well but found shopping to be a chore. There were too many options, and it was too hard to find new ideas for what to wear that would suit them specifically. By blending the expertise of stylists with smart AI, Thread built a more personalised clothes shopping experience – one that provides individually tailored outfit ideas and style advice, plus a personalised shop with over 1,000 of the world’s best brands in one place.

Nikola Mrkšić & Tsung-Hsien Wen


PolyAI is creating next-generation conversational AI for unbeatable customer service automation. PolyAI builds and deploys voice assistants for automating customer services, which sound like real humans. PolyAI’s tech, therefore, carries on natural conversations with customers to solve their problems. Its AI-driven voice assistants understand customers, regardless of what they say or how they say it. Its customers include some of the leading names in banking, hospitality, insurance, retail, and telecommunications. PolyAI voice assistants cut down on wait times and free up live staff to focus on calls requiring empathy and judgment.

Tim Sadler


Tessian utilises AI and ML to automatically stop data breaches and security threats caused by human error – like data exfiltration, accidental data loss, and phishing attacks – with minimal disruption to employees’ workflow. That means employees are empowered to do their best work, without security getting in their way. Founded in 2013, Tessian is backed by renowned investors like Sequoia, Accel, March Capital, and Balderton, and has offices in San Francisco, Boston and London.

Stan Boland


Cambridge-based FiveAI is developing software to power shared self-driving vehicle services across Europe. Boland’s firm is working to establish transport systems that are quicker, greener, safer, more accessible, and more productive for city streets across the continent. FiveAI is building self-driving software components and development platforms to help autonomy programs solve the industry’s greatest challenges. FiveAI has brought together the best minds in AI, engineering, and mobility to deliver its shared transport service, and is currently managing rigorous off-road testing of trial vehicles.

Stephen Upstone


LoopMe is an outcomes-based platform that closes the loop on digital advertising. By leveraging AI to optimise media delivery in real-time, the firm drives measurable uplift for business outcomes and more effective advertising across online and offline marketing goals, including brand lift, purchase intent, consideration, foot traffic and sales. LoopMe’s core business helps brands and agencies achieve better advertising results powered by their AI-platform and flagship product, PurchaseLoop. Founded in 2012 with the mission to create better consumer experiences through innovation, LoopMe is powered by data, in order to bring people and brands together. The company now has 11 global offices in the US, Canada, Singapore, Ukraine and Hong Kong.

Laura Douglas


MyLevels identifies what are the best foods for people to eat through AI and the use of its continuous glucose sensors to show people their real-time sugar level responses, and then analyse this data to show people what the best food options are for them. The company’s mission is to provide an affordable solution for lasting weight loss that leverages the power of AI to help users make the best choices for their own unique body. The goal is for MyLevels to become an AI nutritionist in your pocket, automatically recommending and delivering meals to you based on your unique health goals.

Marc Warner, Angie Ma, and Andrew Brookes


Faculty is a founder-led company, and its guiding mission has been to bring the benefits of AI to everyone. Founded in 2014, the Westminster-based firm started with the Faculty Fellowship, helping PhD and postdoc students make the tricky transition from academia into careers as data scientists. Companies hiring from the Faculty Fellowship were asking for data science support on some of their more complex problems; it was these projects that started its evolution into Faculty as we know it today. Faculty now works on some of the most difficult challenges faced by major organisations, big retail, and government departments – and now helps over 250 organisations (including the BBC, Deloitte, British Airways and the NHS) build organisational intelligence with AI.

James D Marshall


Pupil is a spatial data company that captures and publishes 3D digital twins of real estate on a global scale. Through its technology, Pupil is creating a universal measurement standard that is guaranteed for an accuracy of 99%. It is transforming industries by digitising the world’s interiors with new levels of accuracy and consistency, bringing transparency to real estate markets worldwide. Pupil, founded in 2015, combines its enterprise software and AI/ML applications to accurately measure its environment, revolutionising the real estate measurement industry.

Dr Loubna Bouarfa


OKRA delivers predictions, suggestions, and explanations to empower life sciences executives and operational teams to drive the right treatment to the right patient with humanised and understandable AI outputs. Loubna founded OKRA in 2015 with the vision of moving the healthcare industry towards a future of personalised medicine, powered by explainable AI. OKRA’s solutions have been validated and deployed for leading pharmaceutical companies covering a range of use cases, including sales force effectiveness, field medical analytics, clinical trials, and Health Economics and Outcomes Research.

Dr Ross Upton


Headquartered in Oxfordshire, Ultromics is a global health technology company providing AI solutions that improve heart disease detection and heart failure prediction. The breakthrough technology automates the interpretation of heart ultrasounds using a fully-managed service, giving doctors a report to help them diagnose disease earlier and improve outcomes. The company is helping healthcare professionals reduce missed opportunities, save lives and prevent worsening cardiac outcomes. Introducing Ultromics’ technology could prevent thousands of deaths each year and help to reduce the $40 billion estimated global economic impact cardiovascular disease has on the healthcare industry each year.

Kathryn Parson MBE


Decoded is a London-based coding school that has tutored people in businesses worldwide about the inner workings of technologies, such as code, data, cyber security, and AI. Founded on the belief that technology is for everyone, the company are pioneers of transformative digital learning that aims to demystify the digital world and teach people how to collaborate with technology. Its programmes have been designed to tackle the digital knowledge deficit head on and get people ready for the huge societal shifts being brought on by the Fourth Industrial Revolution.