39 Best Penetration Test Startups to Watch in 2025

The Definitive Seedtable Ranking of Penetration Test Startups

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 39 start-ups with an aggregate funding of $1.9b. The average funding per company in this subset is $48.3m.

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

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8

Funding Rounds

$180.7m

Money raised

Bugcrowd is an enterprise cloud computing and computer security crowdsourcing company that offers a platform for security testing, web, mobile, source code, and client-side applications.

4

Funding Rounds

$60.2m

Money raised

Rapid7 is a Boston-based cybersecurity company providing security data and analytics solutions.

5

Funding Rounds

$159.4m

Money raised

A cybersecurity company offering an application security platform for enterprises.

Key people:

4

Funding Rounds

$92.2m

Money raised

A cybersecurity company offering cybersecurity and security rating services.

Key people:

1

Funding Rounds

$5.0m

Money raised

Zeguro is a cybersecurity company developing a platform for small businesses and its cyber risks.

Location:

Key people:

5

Funding Rounds

$249.5m

Money raised

Pentera, formerly Pcysys, is a Petah Tikva-based cybersecurity company delivering an automated penetration testing platform.

Location:

Key people:

5

Funding Rounds

$107.5m

Money raised

Synack is a Redwood City, California-based cybersecurity company developing a crowdsourced security platform.

Key people:

1

Funding Rounds

$280.0k

Money raised

Core Security provides threat-aware identity, access, authentication and vulnerability management solutions.

4

Funding Rounds

$153.0m

Money raised

Cycognito is a company founded in 2017 by Rob Gurzeev.

Key people:

3

Funding Rounds

$41.5m

Money raised

WhiteHat's products enable customers to "Hack Ytheself First" so that they gain a greater understanding of the actual risk to their business.

4

Funding Rounds

$85.4m

Money raised

SafeBreach's platform simulates hacker breach methods across the entire kill chain to identify breach scenarios in ythe environment before an attacker does.

1

Funding Rounds

$103.1m

Money raised

Claranet are experts in modernising and running critical applications and infrastructure through end-to-end professional services, managed services and training.

6

Funding Rounds

$148.0m

Money raised

Cymulate is a Rishon LeZion-based cybersecurity company offering a breach and attack simulation platform to test and verify organizations security systems.

Location:

Key people:

3

Funding Rounds

$9.4m

Money raised

Coalfire is a San Bruno, California-based cybersecurity company providing risk assessments, testing, and implementation security solutions for technology focused businesses.

1

Funding Rounds

$1.0m

Money raised

Kratikal is a Noida, India-based cybersecurity solutions provider, including security compliance and network security products.

Location:

Key people:

1

Funding Rounds

$10.0m

Money raised

Praetorian services include security assessments, penetration testing, code reviews, regulatory compliance solutions, and incident response.

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.

3

Funding Rounds

$9.1m

Money raised

SOOHO helps to detect security vulnerabilities earlier. Our blockchain security platform audits from smart contracts to on-chain transactions.

1

Funding Rounds

$1.5m

Money raised

Cobalt is a cyber security company offering a platform for on-demand penetration tests.

2

Funding Rounds

$39.0m

Money raised

XM Cyber is a Herzliya-based cybersecurity company offering cyber risk analytics and cloud security solutions.

Location:

Key people:

2

Funding Rounds

$2.8m

Money raised

Holm Security are taking vulnerability assessment into the next generation as a cloud service.

1

Funding Rounds

Refactr IT is a Seattle-based software startup focused on DevSecOps and cybersecurity automation.

1

Funding Rounds

$7.1m

Money raised

Security Innovation is a Wilmington, Massachusetts-based company founded in 2002 by Ed Adams.

Key people:

2

Funding Rounds

$1.1m

Money raised

Melius Cyber is a cyber risk detection platform for SMEs founded by Eldon Jobe .

Key people:

1

Funding Rounds

$9.8m

Money raised

Randori is an attack platform that provides "red-teaming" as a service -- basically, staging simulated hack attacks to test for vulnerabilities and gaps in the security response.

1

Funding Rounds

$4.9m

Money raised

Abacode is a Managed Security Services Provider (MSSP). We help businesses consolidate all of their Regulatory Compliance & Cybersecurity needs, under one roof.

1

Funding Rounds

$430.0k

Money raised

NJVC delivers IT automation, optimization and security to empower mission-enabling IT for customers with secure requirements.

1

Funding Rounds

$90.0m

Money raised

NetSPI is an information security penetration testing and vulnerability assessment management advisory firm.

1

Funding Rounds

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

2

Funding Rounds

$13.0m

Money raised

SCYTHE is a software development company offering a cyber security platform.

3

Funding Rounds

$45.0m

Money raised

Cyber Defense Labs helps companies identify, mitigate and reduce risk as a trusted, reliable partner for cyber risk management.

1

Funding Rounds

$3.2m

Money raised

Foreseeti is Europe's leading provider of Automated Threat Modeling and Attack Simulation solutions.

1

Funding Rounds

$3.2m

Money raised

HyperQube is a "cyber range as a service" offering that enables enterprises to quickly and easily build an exact copy of any IT infrastructure.

1

Funding Rounds

$47.0m

Money raised

Opkey is an AI test automation platform to help organizations continuously test finance, HR, and enterprise resource planning software.

1

Funding Rounds

$100.0m

Money raised

Utilizing data, numbers, and facts, CYE helps security leaders know what business assets are at risk and execute cost-effective remediation projects for optimal risk prevention.

1

Funding Rounds

$11.8m

Money raised

edgescan is a cloud-based continuous vulnerability management and penetration testing solution.

Location:

Key people:

1

Funding Rounds

$2.3m

Money raised

spiderSilk is a Dubai-based cybersecurity firm, specializing in simulating the most advanced cyber offenses on ythe technology so you can build ythe best security defenses.

1

Funding Rounds

$4.2m

Money raised

Autonomous and symbiotic ethical hacking SaaS platform provider to prevent cyberattacks.

Location:

Key people:

1

Funding Rounds

$2.2m

Money raised

Cytix is a security testing orchestration platform founded in 2022 by Ben Armstrong, Matt Milan and Thomas Ballin.

Key people:

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