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🏴󠁧󠁢󠁥󠁮󠁧󠁿 101 Top English Cyber Security Startups & Firms

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This article showcases our top picks for the best English Cyber Security companies. These startups and companies are taking a variety of approaches to innovating the Cyber Security industry, but are all exceptional companies well worth a follow.

We tried to pick companies across the size spectrum from cutting edge startups to established brands.

We selected these startups and companies for exceptional performance in one of these categories:

  • Innovation
    • Innovative ideas
    • Innovative route to market
    • Innovative product
  • Growth
    • Exceptional growth
    • Exceptional growth strategy
  • Management
  • Societal impact

Top English Cyber Security Startups

Data sourced from Crunchbase and SemRush.

BT

BT

Crunchbase Website Twitter Facebook Linkedin

BT provides communications services to consumer and business sectors worldwide.

Seedata.io

Seedata.io

Crunchbase Website Twitter Facebook Linkedin

Seedata.io is a cybersecurity platform that helps companies mitigate data leak incidents and crime threats.

Seedata.io

Privitar

Crunchbase Website Twitter Facebook Linkedin

Privitar offers a data privacy platform that protect their customers’ sensitive personal data and to deliver comprehensive data privacy.

Seedata.io

Callsign

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Delivering digital trust through simple secure customer interactions

Seedata.io

Tessian

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Tessian creates a Human Layer Security that helps people work without security disruptions getting in the way.

Seedata.io

Phystech Ventures

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Phystech Ventures is an early-stage deeptech VC firm with focus on next-gen computing, life sciences, energy, mobility, and space.

Seedata.io

Claranet

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Claranet is an expert in modernising and running critical applications and infrastructure.

Seedata.io

42Crunch

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42Crunch is an API Security platform, addressing the development, testing, and deployment security requirements of API infrastructure.

Seedata.io

Ravelin

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Ravelin is a smart fraud detection and prevention platform that helps companies stop online payment fraud.

Seedata.io

Panaseer

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Panaseer helps businesses make informed, risk-based security decisions.

Seedata.io

Superscript

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Superscript provides business insurance designed specifically to meet the fast-changing needs of small businesses.

Seedata.io

Keyless

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Pioneering privacy-preserving cloud-native biometric authentication to enable businesses adopt zero-trust passwordless authentication.

Seedata.io

CyberSmart

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An automated end-to-end cyber security compliance platform that helps SMB’s.

Seedata.io

Veridium

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Veridium is a leading provider of strong digital authentication platform

Seedata.io

Senseon

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Senseon’s self-driving cyber defence platform automates the process of threat detection, investigation and response.

Seedata.io

Red Sift

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Red Sift exists to democratise the technology essential for cybersecurity.

Seedata.io

Crypto Quantique

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Crypto Quantique offers hardware based cyber-security solution for authentication and encryption in a wired local network.

Seedata.io

Garrison Technology

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

Seedata.io

CybSafe

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CybSafe is a behavioural security platform. It transforms the way you manage people-related cyber risk.

Seedata.io

SafeToNet

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SafeToNet makes the digital world safer for children to explore and enjoy.

Seedata.io

Risk Ledger

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Risk Ledger is the world’s most innovative vendor risk management platform, built on the model of a secure social network.

Seedata.io

Post-Quantum

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Post-Quantum is a world-leader in quantum-safe encryption, blockchain and digital identity

Seedata.io

Moonshot

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Moonshot is a data analytics company, which designs new technology to identify and mitigate online harms.

Seedata.io

Digital Catapult

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Digital Catapult drives early adoption of advanced digital technologies to grow the country’s economy.

Seedata.io

Intruder

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Intruder is a cloud-based vulnerability scanner that finds cyber security weaknesses in your external infrastructure.

Seedata.io

Simudyne

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Simudyne helps financial organisations to understand their world and make the best possible decisions.

Seedata.io

CyberOwl

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

Seedata.io

BitNinja.io

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Providing server security services worldwide

Seedata.io

OutThink

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OutThink is the world’s first human risk management platform (SaaS)

Seedata.io

eXate

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eXate unlocks the value of production data by allowing you to share it safely, because data privacy is at the heart of everything we do.

Seedata.io

TiG Data Intelligence

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TIG is a provider of cloud services, unified communications, and infrastructure solutions.

Seedata.io

Gospel Technology

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Gospel Technology is an enterprise data security platform, providing inter-enterprise data for secure & ethical business collaboration.

Seedata.io

Zobi

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Zobi develop products to provide whole-home protection against the malicious digital activity.

Seedata.io

AppSec Phoenix

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SaaS vulnerability and risk aggregator with prioritization and contextualization features focused on application security

Seedata.io

Heliocor

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Heliocor is a regulatory technology company.We are building a global anti fraud ecosystem based on our Robolitics and Dokstor SaaS products.

Seedata.io

Corax

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Cyber risk intelligence platform providing data and modelling on the cyber exposure of millions of companies worldwide.

Seedata.io

My1Login

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My1Login is a next generation Identity and Access Management solutions for Enterprise.

Seedata.io

ATAR Labs

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ATAR Labs builds next generation SOAR platforms. ATAR helps SOCs become more vigilant and effective while helping them achieve more.

Seedata.io

Encode

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Enorasys Security Analytics enables continuous cyber situational awareness to address advanced persistent threats (APTs).

Seedata.io

RankedRight

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RankedRight is a vulnerability triage platform that prioritises security based on customer defined rules.

Seedata.io

SIRP

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Risk-Based Security Orchestration, Automation & Response (SOAR) Platform

Seedata.io

Shard X

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

Seedata.io

Chainvine

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Next Generation Enterprise Systems / Identity Access Management (IAM) / Technology Providers Blockchain

Seedata.io

KYND

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KYND is a cyber risk start up.

Seedata.io

swIDch

Crunchbase Website Twitter Facebook Linkedin

swIDch is an information technology company that offers secure authentication through dynamic codes.

Seedata.io

Cado Security

Crunchbase Website Twitter Facebook Linkedin

Cado Security is a cloud-native digital forensics platform for enterprises to investigate and respond to cyber incidents at cloud speed.

Seedata.io

Armour Communications

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Armour Communications provides government-grade encryption for secure communications.

Seedata.io

Guardara

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Guardara focuses on fuzz testing, a software testing technique for discovering coding errors and security loopholes.

Seedata.io

NTT

Crunchbase Website Twitter Facebook Linkedin

NTT is an IT firm that specializes in telecommunication, cybersecurity, cloud, ICT, research & development services..

Seedata.io

iProov

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iProov is a London-based startup that focuses on user-friendly strong identity authentication.

Seedata.io

Cursor Insight

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Cursor Insight is a software development company with many years of experience in human movement analysis.

Seedata.io

Q-Branch Labs

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Cybersecurity protection for remote and work from home employees

Seedata.io

Oxford BioChronometrics

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Armed w/Ox Bio Human Recognition Technology (HRT) advertisers reach their targets of real people with real purchasing power for real growth.

Seedata.io

Meterian

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Meterian is the simple and straightforward way to assess how secure are your software components.

Seedata.io

drie Secure Systems

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Drie allows teams to rapidly develop and deploy applications to the cloud without compromising on security.

Seedata.io

MindLink Software

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MindLink provides business critical collaboration enabled through Enterprise Chat.

Seedata.io

TrustElevate

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Trust Elevate solves the problem of age verification and parental consent for young adults and children in online transactions.

Seedata.io

Torsion Information Security

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Confident Data Access Control – Get control of who has access to what, why and when. Secure, Compliant, Efficient.

Seedata.io

Nettoken

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The control panel for your digital identity!

Seedata.io

Barclays Ventures

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Venture capital unit aiming to accelerate the growth of new business lines, and customer propositions around areas of disruptive technology

Seedata.io

AperiMail

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The most secure and private decentralised messaging solution combining Email + Instant Messaging

Seedata.io

iHackLabs

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iHackLabs is an international cybersecurity firm that specialized in training cyber security and ethical hacking.

Seedata.io

Sphere Secure Workspace

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Sphere Secure Workspace makes it easy for employees to securely use their personal devices at work.

Seedata.io

AppsPicket

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Frictionless secure two factor authentication based on innovative cryptographic protocol.

Seedata.io

Acunetix

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Aquinetix offers an automated tool that enables companies to scan their web apps to identify and resolve exploitable vulnerabilities.

Seedata.io

Ukkobox

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Multi cloud protected storage layer service for high sensitive data.

Seedata.io

G-Research

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G-Research is a research and technology company that specializes in Quantitative Research and IT Infrastructure.

Seedata.io

Grove

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Grove is unlock business success through the power of leading-edge cloud computing, custom software development, cybersecurity & analytics.

Seedata.io

National Cyber Security Centre

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National Cyber Security Centre is the operational side of the Department in regard to network and information security.

Seedata.io

ThreatSpike Labs

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ThreatSpike Labs provides a managed security service using a unique, in-house developed technology platform.

Seedata.io

Wipro Digital

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Wipro Digital, the digital business unit of Wipro

Seedata.io

Redscan

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Redscan is a provider of Managed Detection and Response, CREST Penetration Testing and Red Teaming services.

Seedata.io

Silobreaker

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Silobreaker builds intelligence technology that makes sense of unstructured data on the web.

Seedata.io

CYKEEP Ltd.

Crunchbase Website Twitter Facebook Linkedin

CYKEEP Is Cyber Security Startup

Seedata.io

Seers

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Seers is the leading privacy and consent management platform. Already saved 50k+ companies globally from data privacy and protection fines.

Seedata.io

Ohalo

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Ohalo helps automate data governance for modern organizations

Seedata.io

Charles Square

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IT Management Consultancy, Private Cloud, Fully Managed Support, Security Consultancy, IT Compliance and Hardware and Software Distribution.

Seedata.io

onDMARC

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OnDMARC is an email security product that helps individuals and organisations of all sizes secure their email domains.

Seedata.io

Patchstack

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Patchstack is a website security and monitoring platform.

Seedata.io

Five Rivers Solutions

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Five Rivers is a Multinational Conglomerate Company Headquartered in London, UK.

Seedata.io

Bewica

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Bewica makes cybersecurity beautifully simple for small organisations with our award-winning SaaS platform

Seedata.io

Cynomi

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Cynomi addresses a critical gap in mid-market cyber protection – creating and executing a cyber and compliance strategy .

Seedata.io

Cossack Labs

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Cossack Labs provides reliable data security and cryptographic solutions for large enterprises, startups, and tech-savvy SMEs.

Seedata.io

10Duke

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Identity management and software licensing solutions that help you connect to your online customers and drive engagement and revenue.

Seedata.io

Byzia Corporation

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Byzia Corporation is upcoming company based in UK and successor of Byzia Technology LTD

Seedata.io

Pandastream

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Pandastream is an open source video encoding solution.

Seedata.io

Datrix

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Datrix Ltd is a Smart Infrastructure and Cyber Security solutions provider company.

Seedata.io

Privasee

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Data privacy and compliance platform

Seedata.io

iStorage

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iStorage is the trusted global leader of PIN authenticated, hardware encrypted data storage devices.

Seedata.io

Ceerus

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Security to communicate freely

Seedata.io

Marclay

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Marclay is a UK-based cybersecurity consultancy that provides world-class incident response and cyber investigation services.

Seedata.io

S-RM

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S-RM is a cybersecurity, risk and intelligence consultancy company.

Seedata.io

ARX Alliance Ltd.

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UK based cyber-security platform

Seedata.io

Novum Insights

Crunchbase Website Twitter Facebook Linkedin

Big data, software, market mapping, AI, cybersecurity, reports, IOT, fintech, blockchain, venture capital

Seedata.io

CyNation

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CyNation is a provider of Integrated Risk Management solutions, giving real-time visibility of risk exposure from your 3rd party ecosystem.

Seedata.io

Acuity Risk Management

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Creators of award-winning cyber, operational and IT risk management software

Seedata.io

UM Labs

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UM-Labs R&D provides Real-Time Communications Cyber Security UOS (Unicus) – protects all Data in Transit and Motion, running on any cloud.

Seedata.io

Think Cyber Security

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Think Cyber Security Ltd, a UK company developing products that reinvent the delivery of end-user security education and awareness training.

DeepView

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DeepView delivers a unified platform for managing risk on digital platforms. The solution enables businesses from financial institutions to pharma, to manage multiple social media and chat channels securely.  DeepView’s patented ChatGuardTM archives chat systems, such as WhatsApp, uniquely able to protect privacy by splitting work and personal chats.  Additionally, patented ImageGuardTM, provides real time alerts to any photo and video content from zoom calls to social media posts that contain confidential data and risk internal security. The solution is fast to deploy and simple to onboard.

Seedata.io

C2 Cyber

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supply chain security assurance

Seedata.io

CloudGuard AI

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Real-time threat intelligence, compliance and proactive remediation powered by an AI infused cloud native platform.

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