London’s 101 Fastest Growing Computer Startups

At Best Startup London we track over 100,000 London based startups and over 500,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and organisations we think deserve more appreciation than they are currently getting.

We’ve ranked the top 101 Computer companies in London. The companies, startups and institutions listed in this article are all exceptional companies, well worth a follow. We have included links to their websites, socials and CrunchBase (if you’re interested in their financials).

We selected the organisations listed in this article based on:

• Track record
• Executive leadership
• Market share
• Innovation
• ESG rating

Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

Top Computer Companies & Startups (London)

Realeyes

Measuring Human Response At The Speed & Scale Of AI

Cord

Cord is a startup that offers a single API to add Slack-like collaboration features to any app.

Pupil

Pupil is changing the world of data capture, creating immersive 3D experiences through revolutionary technology.

Humanising Autonomy

Humanising Autonomy is building the global standard for human machine interactions.

Parity Technologies

Parity aims to enable businesses and organisations to capitalize on blockchain technology and benefit from the new opportunities.

Superfluid Finance

Superfluid Finance is on a mission to transform the way assets move in decentralized finance.

CloudNC

Creating autonomous manufacturing

Bizagi

Bizagi is a global leader in digital process automation software.

Garrison Technology

Garrison Technology is a cybersecurity firm that offers a secure remote browsing technology.

HYPERVSN

HYPERVSN is a hardware-enabled technology platform that enables users to create and display 3D holographic content without any headgear.

PlanetWatchers

PlanetWatchers is a geospatial intelligence and enterprise natural resource monitoring service.

Applied Blockchain

Applied Blockchain builds private and secure business applications

SLAMcore

SLAMcore provides location, mapping and perception software for robots and other autonomous machines to become spatially intelligent

CyberOwl

CyberOwl offers an early warning system for cyber attacks through real-time monitoring of high value targets for malicious behavior.

Sumsub

Sumsub is an AI-based solution that automates identity verification and anti-fraud.

Sparta Global

Sparta Global provides high calibre graduates with intensive training in Testing, SDET, PMO, DevOps and Development

SKY ENGINE

Evolutionary AI Platform for the Deep Learning in Virtual Reality with Synthetic Data for any Computer Vision applications

Telos

Telos provides the third-generation blockchain platform.

Pi-Top

Pi-Top is a creative learning company and their mission is to inspire a generation of makers, fixers & problem solvers.

KYND

KYND is a cyber risk start up.

Verne Global

Verne Global is a tech company focused on providing data centers.

Behold.ai

Radiology using Artificial Intelligence

Betgenius

Betgenius is the leading provider of sophisticated data-driven software.

Scape Technologies

Scape is a computer vision startup, building the localization engine for city-scale augmented reality.

Glassbox

Glassbox develops an analytics platform designed to automatically record, index, and analyze digital interactions.

Blippar

Blippar is a technology company specializing in augmented reality, artificial intelligence and computer vision.

Version 1

Version 1 delivers technology enable solutions and services that transform their customer businesses.

Intelistyle

Intelistyle provides A.I. styling solutions to fashion retailers, helping them address the needs of customers looking for styling advice.

Neurocreate

NeuroCreate’s AI-driven neuroscience-designed platform augments creativity and enhances mental health

Grayscale AI

SaaS computer vision and neuromorphic AI to increase efficiency, lower costs and improve sustainability.

Aiden

Aiden provides an AI analytics platform intended to assist marketers how to spend their budget efficiently.

Calipsa

Deep Learning powered video monitoring

Snap Vision

Snap Vision specializes in the fields of AI computer games and machine learning.

Cortexica Vision Systems

Cortexica is a global provider of B2B AI solutions for Digital Transformation.

Phasecraft

Phasecraft is a quantum computing software developer.

OnCare

OnCare use software to make care easier for everyone: care agencies, care workers, clients, and their families.

ThinkSono

Cutting edge AI ultrasound software for detection of blood clots (DVT)

Phasecraft

Phasecraft is a quantum computing software developer.

OnCare

OnCare use software to make care easier for everyone: care agencies, care workers, clients, and their families.

The Happiness Index

The Happiness Index helps organisations measure their key employee engagement AND happiness drivers to power their people strategy.

Digger

Generates infrastructure for your code in your cloud account so you can build on AWS without having to learn it

Medesk

Medesk is medical SaaS that makes work with patients and medical data easier for practitioners, receptionists and practice managers.

Rahko

Rahko is one of the world’s most advanced teams in quantum machine learning

Machine Medicine Technologies

Machine Medicine are building an operating system for neuromodulation and other forms of precision neurotherapeutics.

Humanloop

Humanloop is an AI powered annotation and training tool based on world class active learning research.

Flavourworks

Flavourworks is a computer entertainment in order to bring unique and innovative experiences to broad audiences.

EVR Holdings

An AIM quoted VR company focusing on virtual reality content creation through its subsidiary MelodyVR.

Photocert

Validates the authenticity of photos & videos and performs image analysis to automate processes with a focus in the insurance sector.

Labstep

Labstep captures real time scientific process data to provide an internally shareable timeline of a lab’s activity.

Neurobotx

NeurobotX is a combine state-of-the-art neuroscience, AI and robotics in order to create spatial intelligence for autonomous drones & cars.

Genei

Genie is an AI-powered platform for information extraction, note-taking, and research.

Veratrak

Veratrak is a shared workspace for collaborating with your supply chain partners.

Zinc

Zinc builds automated reference and background checking tools for forward-thinking companies that really care about candidate experience.

Hoxton Analytics

Cloud computer vision software to digitise and automate processes in physical spaces.

SigmaOS

SigmaOS is a new type of browser designed for founders, researchers, and content creators to make it better and faster to work on the web.

YOOBIC

YOOBIC is an all-in-one platform for the deskless workforce to optimize communication, training, and process management.

AccuRx

AccuRx is on a mission to bring patients and their healthcare teams together.

Bloop.ai

Bloop.ai is an extension for a code editor that surfaces code examples from each library’s official documentation.

Pixion Games

Pixion Games is a studio focused on building competitive esports games for mobile device.

Bloomsbury AI

Bloomsbury AI enables everyone to easily create their own question-answering system.

Shard X

Shard X develops technology for crypto custodians, in order to boost the security of its services.

Glaize

Glaize is a D2C brand reinventing women’s nail care through technology and science starting with our made-to-measure gels.

PixelPin

PixelPin builds a secure authentication system using pictures instead of passwords.

Kano

Kano provides a system of kits and coding platform that enables users to develop apps, games, and music.

Beem

Beem is a software platform that enables live and on-demand communication using real humans in the Metaverse.

ARWAY

ARWAY is a spatial mapping platform critical to building the Metaverse.

Measure Protocol

Measure Protocol is a blockchain-powered marketplace for person-based data.

gweek

gweek is the category leader of Speech Intelligence. We help job candidates speak and communicate with natural agility.

Cypher Coders

Cypher inspires children to learn the language of the future through hands-on creative coding camps and courses.

Mogees

Mogees is Pioneering AI in sensor tech we transform any surface into a data-enabled one.

Kami.ai

Kami is an AI conversational platform which powers businesses with smart robot advisory services

Sensing Feeling

Advanced human behaviour sensing products for business.

Alchera Technologies

Alchera Technologies has a strong and rich pedigree of world-leading machine learning and computer vision sensing technologies

Cloud Trade

Cloud Trade is a Electronic Document Exchange Network.

NeuroNav

An augmented reality neuronavigation platform powered by computer vision and machine learning.

L’Estrange London

Reimagining smart-casual for the man on the move.

Ventive

Ventive creates healthy internal environments. Pioneers of Passive Ventilation with Heat Recovery

Tyk

Tyk is an open source API gateway and management platform that provides on-premises, cloud/multi-cloud, and enterprise.

Snap.hr

Snap.hr is a recruitment platform designed exclusively for developers.

Suggestv

Video machine learning SaaS platform

TAINA Technology

TAINA Technology is a regulatory technology provider that helps financial institutions comply with FATCA&CRS.

Verchable

Artificial Intelligence for Contextual Video Understanding

Greyparrot

AI-based computer vision solutions to power next generation robotics and smart systems for the waste management industry

XYZ Reality

XYZ Reality is disrupting the Construction Industry with a unique Augmented Reality solution able to reduce project costs by up to 20%

Sardina Systems

Sardina Systems provides full life-cycle automated clouds on OpenStack and Kubernetes to scale your business.

Captive Media

Captive Media manufactures an interactive entertainment and digital signage system for installation in washrooms.

KwickScreen

KwickScreen has grown from a university project start-up, to an award-winning internationally recognised business.

Disguise

Disguise is a global provider of live event visualization solutions.

Personably

Personably is a Saas company that helps in building happy, productive teams by creating amazing onboarding experiences for new hires.

Xihelm

Xihelm is automating robotic, laborious handwork.

GiveVision

GiveVision is a high tech low vision aids enhancing the remaining sight of partially sighted people.

When You Move

A pioneering proptech platform.

BKwai

BKwai deliver insights to engineers using world-class research and applied technology to support a more resilient built environment.

Encord

The platform for data-centric computer vision

Fenestra

Fenestra is a computer software company that specializes in booking, billing, payments, and audit transactions.

PayDashboard

PayDashboard is a truly independent interactive payslip platform for employees, employers, professional advisors and partners.

6Tribes

6Tribes connects people based on shared interests and lifestyles

Creavision Technologies

Crea.vision develops long range video analytics and localisation solutions to improve automation, security and efficiency.

Edgify

Edgify is a developer of a predictive personalization technology used to train entire data sets for comprehensive analysis.

EF EVE

EF EVE™ is the World’s most loved volumetric capture software, editing and distribution tools for volumetric video.

Obvious Engineering

Obvious Engineering is a research & development-driven software company with a focus on consumer products.