22 Best Application Security Startups to Watch in 2025

The Definitive Seedtable Ranking of Application Security 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 22 start-ups with an aggregate funding of $2.6b. The average funding per company in this subset is $119.5m.

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.

2

Funding Rounds

$82.0m

Money raised

Bionic is a company founded in 2019 by Idan Ninyo.

2

Funding Rounds

$10.3m

Money raised

PullRequest is a company offering code review as a service founded in 2017 by Lyal Avery, Tyler Mann and Patrick Barsallo.

Key people:

1

Funding Rounds

$625.0m

Money raised

Invicti Security is the developer of a security platform for web applications.

Location:

Key people:

6

Funding Rounds

$52.1m

Money raised

Automated code review tool that helps developers save time and manage technical debt.

Location:

Key people:

2

Funding Rounds

$40.0m

Money raised

r2c is a San Francisco startup in the software security and reliability sector. The company maintains open source tools semgrep and bento.

5

Funding Rounds

$69.5m

Money raised

Code Climate is a company founded in 2011 by Bryan Helmkamp.

Key people:

3

Funding Rounds

$34.0m

Money raised

Vicarious identify the vulnerabilities in the software without involving the vendor and protect it before the hackers take advantage of it, even in compiled applications.

1

Funding Rounds

Denim Group provides enterprise application security consultants offering threat assessment and vulnerability remediation services.

1

Funding Rounds

$100.0m

Money raised

We’re Semgrep, a software security company. Our mission is to profoundly improve software security and reliability to safeguard human progress.

1

Funding Rounds

$22.0m

Money raised

Coverity static analysis was developed by Synopsys and helps development and security teams find and fix defects and security flaws in code.

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.

1

Funding Rounds

$9.0m

Money raised

GrammaTech is a leading developer of software-assurance tools and advanced cyber-security solutions.

3

Funding Rounds

$4.0m

Money raised

Avocado is an agentless, app-native security and segmentation company.

Key people:

1

Funding Rounds

$1.0m

Money raised

Keriton is a Philadelphia-based company founded in 2016.

1

Funding Rounds

AttackFlow is a static code analysis company which develops innovative solutions for secure app development.

1

Funding Rounds

$6.0m

Money raised

Enso is the first Application Security Posture Management (ASPM) solution, helping security teams everywhere eliminate their AppSec chaos with application discovery, classification and management.

1

Funding Rounds

$2.0m

Money raised

Wabbi is a SecDevOps Orchestration Platform founded by Brittany Greenfield.

Location:

Key people:

1

Funding Rounds

Lucent Sky is a San Francisco-based company founded in 2012 by Jim Liu.

Location:

Key people:

2

Funding Rounds

$14.0m

Money raised

SecuLetter is a company founded in 2015.

1

Funding Rounds

Rips is a Bochum-based company founded in 2016.

1

Funding Rounds

$1.1m

Money raised

BugBuster is a Switzerland-based company founded in 2011.

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