69 Best Privacy And Security Startups in Uk to Watch in 2025

The Definitive Seedtable Ranking of Privacy And Security Startups in Uk

We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.

There are 73 start-ups with an aggregate funding of $4.4b. The average funding per company in this subset is $63.6m.

Last update to the database: Feb 18, 2025. See changelog.

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10

Funding Rounds

$1.6b

Money raised

Snyk is a technology company offering a software development security platform using open-source code.

5

Funding Rounds

$37.7m

Money raised

42Crunch is an enterprise API security platform with integrated services, including an API firewall, to discover and remediate API security vulnerabilities.

Location:

Key people:

4

Funding Rounds

$51.0m

Money raised

Adarga is a UK-based artificial intelligence software provider working with customers across defense, national security, and commercial organizations.

8

Funding Rounds

$28.3m

Money raised

Hazy is a machine learning company creating statistically controlled synthetic data for fraud detection and risk modeling.

7

Funding Rounds

$184.7m

Money raised

Tessian (formerly Checkrecipient) is an artificial intelligence email security platform.

4

Funding Rounds

$140.0m

Money raised

iProov is a user authentication technology company based in London.

Location:

Key people:

4

Funding Rounds

$9.3m

Money raised

Authologic is an unified e-ID verification platform founded in 2020 by Jaroslaw Sygitowicz, Krzysztof Klimczak and Marek Rogozinski.

Location:

Key people:

2

Funding Rounds

$21.8m

Money raised

Privacy Automation Platform made to help businesses deliver transparent, trustworthy online experiences on autopilot

6

Funding Rounds

$59.9m

Money raised

Yonder is a U.S-based company providing social media threat mitigation software.

6

Funding Rounds

$81.6m

Money raised

Coincover is a digital asset protection platform founded in 2018 by Adam Smith.

3

Funding Rounds

$4.7m

Money raised

Crypta Labs is quantum security startup that is developing a quantum-based encryption chip and software to secure the Internet of Things. The company developed a Quantum Random Number Generator (QRNG) for mobile devices and an integrated security chip for others. The company is targeting transport, military and medical markets.

Key people:

4

Funding Rounds

$41.3m

Money raised

Provider of secure and governed access to data for AI and analytics.

Location:

Key people:

6

Funding Rounds

$19.7m

Money raised

Keyless is a privacy-preserving biometric authentication solutions provider founded in 2019 by Andrea Carmignani, Rolf Hoefer, Giuseppe Ateniese and Fabian Eberle.

Location:

Key people:

1

Funding Rounds

$4.4m

Money raised

Company developing optical communications hardware for strong digital encryption.

Location:

Key people:

8

Funding Rounds

$30.9m

Money raised

Coinfirm is a Blockchain Analytics company.

Location:

Key people:

5

Funding Rounds

$99.6m

Money raised

CybSafe is a cloud-based platform focussed on addressing the human component of cyber security - an intelligent approach to awareness training.

Location:

Key people:

5

Funding Rounds

$131.0m

Money raised

Immersive Labs is a company founded in 2017 by James Hadley.

Location:

Key people:

1

Funding Rounds

$2.7m

Money raised

An artificial Intelligence company that has developed a wearable device for voice communications. It is located in London, England and was founded in 2017.

1

Funding Rounds

$12.0m

Money raised

Netacea is a cybersecurity solutions provider founded in 2018 by Mick Bradley.

Location:

Key people:

7

Funding Rounds

$581.0m

Money raised

Devo, formerly Logtrust, is a technology company that developed the first real-time big data-in-motion software, which collects and analyses big data in real-time. Devo (along with Panda Security) released several other integrated technologies. It is headquartered in Madrid, Spain.

3

Funding Rounds

$52.0m

Money raised

Platform providing smart fraud detection and prevention to stop online payment fraud.

5

Funding Rounds

$20.4m

Money raised

Checkstep develops an AI-driven platform designed to automate the process of moderating user-generated content.

5

Funding Rounds

$36.3m

Money raised

CyberSmart is a London-based cybersecurity company developing automated compliance platform for small to medium enterprises.

1

Funding Rounds

$40.0m

Money raised

Egress is a software company that specializes in compliance and privacy management solutions for unstructured data.

Location:

Key people:

4

Funding Rounds

$30.4m

Money raised

Xayn is a company founded by Felix Hahmann, Leif Nissen Lundbaek and Michael Huth.

3

Funding Rounds

$63.5m

Money raised

Platform that helps businesses make informed, risk-based security decisions.

Location:

Key people:

3

Funding Rounds

$136.0m

Money raised

Privitar was a London-based software development company offering a data security platform. In June 2023, Privitar was acquired by Informatica.

Location:

Key people:

5

Funding Rounds

$165.1m

Money raised

InfoSum provides a decentralized platform designed to remove the trust barriers between progress and privacy.

Location:

Key people:

3

Funding Rounds

$15.5m

Money raised

Muso is a London-based cybersecurity company providing solutions for enterprises.

5

Funding Rounds

$134.4m

Money raised

The Only Integrated Email Security and Brand Protection Platform

3

Funding Rounds

$8.5m

Money raised

Creating an ecosystem for Landlords, Agents, and Renters.

Location:

Key people:

2

Funding Rounds

$6.2m

Money raised

Mylife Digital Limited is a company founded in 2014 by Jeffrey Thomas, John Hall and J Cromack.

3

Funding Rounds

$69.7m

Money raised

Data intelligence platform that helps global institutions manage strategic risks.

Location:

Key people:

1

Funding Rounds

$720.0k

Money raised

Platform using AI to help retailers understand what their customers are shopping for.

Location:

Key people:

5

Funding Rounds

$78.2m

Money raised

Hack The Box is an online platform allowing you to test ythe penetration testing skills and exchange ideas and methodologies with thousands of people in the security field.

2

Funding Rounds

$24.5m

Money raised

Soter Analytics uses wearable sensors to measure the activities of industrial workforces, analytics to calculate the probability of injury.

3

Funding Rounds

$70.0m

Money raised

LogPoint offers a full enterprise SIEM (Security Information & Event Management) solution to defend against cybercrime and fraud.

1

Funding Rounds

$1.3m

Money raised

Torsion is an innovative information security and compliance engine, which runs either in the cloud or your data centre.

1

Funding Rounds

$19.2m

Money raised

Developer of a metadata management software designed to help companies understand how their data flows through their systems. The company's software provides a digital transformation initiative to govern data, migrate to the cloud and receive regulatory reports, enabling organizations to map, manage and monetize their data assets.

1

Funding Rounds

$2.5m

Money raised

BoxyHQ provides security building blocks for developers. BoxyHQ’s suite of APIs for security and privacy helps engineering teams build and ship compliant cloud applications faster.

2

Funding Rounds

$11.0m

Money raised

Worldr solves security and data protection in team communication, without compromising usability, allowing professionals to communicate and collaborate securely and seamlessly.

2

Funding Rounds

$42.0m

Money raised

SuperAwesome is a London-based company founded in 2013 by Tom Impallomeni.

1

Funding Rounds

$2.3m

Money raised

eXate provides pioneering technology that empowers organisations to protect, control and manage their sensitive data centrally, providing a complete data privacy solution.

2

Funding Rounds

Ohalo is a developer of automated data governance solutions.

4

Funding Rounds

$15.0m

Money raised

AI-driven platform offering data governance solutions for enhanced security.

3

Funding Rounds

$14.0m

Money raised

A company that provides a score for personal and SME cybersecurity.

1

Funding Rounds

$1.1m

Money raised

CAPSLOCK delivers career-changing cyber training to help adults re-skill. Learn online to become a cyber security professional and pay no tuition until you land a high-paying job.

1

Funding Rounds

$3.8m

Money raised

Symetrica develops and commercializes radiation detection and identification systems for various medical applications.

1

Funding Rounds

$3.2m

Money raised

Ntropy is a blockchain company founded in 2019 by Ilia Zintchenko.

1

Funding Rounds

$1.8m

Money raised

Platform delivering accurate digital ads without disclosing any personal data.

2

Funding Rounds

$28.5m

Money raised

ScanSafe is a London-based company founded in 2004.

3

Funding Rounds

$16.8m

Money raised

Platform for automatically managing and securing image and video content using deep learning.

2

Funding Rounds

$10.0m

Money raised

We enable organisations to better organise their information, removing risk and making it more productive and secure.

2

Funding Rounds

$20.0m

Money raised

OutThink is a web-based platform (SaaS) that has been developed specifically to identify and reduce risky workforce behaviours and build a risk aware culture.

4

Funding Rounds

$72.0m

Money raised

Acin is an operational risk control platform founded in 2018 by Paul Ford.

2

Funding Rounds

$6.0m

Money raised

Provider of automated GDPR and CCPA (California Consumer Privacy Act) compliance solutions for eCommerce.

1

Funding Rounds

$24.1m

Money raised

Glasswall is a platform that protects organizations from file-based threats founded in 2005.

Location:

1

Funding Rounds

$3.0m

Money raised

Trunomi is a London-based company offering companies a platform to meet regulatory requirements.

1

Funding Rounds

$500.0k

Money raised

RankedRight is an automated cyber triage system which ranks vulnerabilities based on rules the user has put in place, saving time and improving the efficiency of IT security teams.

1

Funding Rounds

$6.1m

Money raised

digi.me is a privacy engineering company founded in 2009 by Julian Ranger.

1

Funding Rounds

SureCloud is a Governance, Risk and Compliance (GRC) and Cybersecurity Solutions provider.

1

Funding Rounds

CensorNet's award-winning cloud-based security software delivers enterprise-class security and flexibility to over 4,000 customers around the world.

2

Funding Rounds

$2.8m

Money raised

Cyan Forensics provides digital forensics software to help police forces find evidence on computers many times faster than before.

1

Funding Rounds

$840.0k

Money raised

Lupovis is a platform dedicated to safeguarding business-critical network assets founded in 2021.

1

Funding Rounds

$7.0m

Money raised

Intelex Vision is an AI-powered surveillance solutions provider founded in 2017 by Michael Vorstman.

Key people:

1

Funding Rounds

$350.0k

Money raised

Platform offering businesses real-time insights into data privacy and consent management.

1

Funding Rounds

$3.2m

Money raised

The complete fintech layer for marketplaces across payments, escrow, banking and credit in a single unified API.

1

Funding Rounds

$20.0m

Money raised

UBiqube is a developer of an integrated automation platform.

1

Funding Rounds

$500.0k

Money raised

Developer of a password managing software for businesses.

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