# StackHawk

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/stackhawk

- Industry: Software
- Headquarters: Denver, US
- Website: www.stackhawk.com
- Total disclosed funding: $35M
- Latest round: Series B (Mar 25, 2022)
- Investors on record: 6

## About

StackHawk, Inc., based in the US, specializes in dynamic application and API security testing, automating security checks to enhance software deployment and protect digital infrastructure.Founded in 2019 in Denver, US, StackHawk, Inc. operates with a focus on security testing solutions. The company was established by Joni Klippert, Ryan Severns, and Scott Gerlach. StackHawk has raised a total of USD 12.00 mn, with its latest funding round occurring on May 22, 2025, through which they received USD 12.00 mn from investors Costanoa Ventures and Sapphire Ventures, marking them as the investment target.StackHawk specializes in dynamic application and API security testing, providing solutions designed to automate security checks within continuous integration and continuous deployment (CI/CD) workflows. Their core offerings enable development teams to discover and assess vulnerabilities in both applications and APIs, emphasizing rapid testing and remediation. Clients can identify and prioritize critical APIs within their attack surface in as little as 15 minutes, facilitating proactive management of security risks and compliance with industry standards such as HIPAA and GLBA. Their customer base spans various sectors, including health tech, financial services, and industrial automation, primarily in North America and Europe.StackHawk derives its revenue through a subscription-based model, offering various pricing plans tailored to client needs. Organizations subscribe to their security testing services, which include solutions for application security and API discovery. The transaction structure typically involves annual or monthly subscriptions, ensuring clients can conduct continuous security scans and receive real-time alerts on vulnerabilities. Their flagship product focuses on dynamic application security testing (DAST), which is integral to their offerings.In May 2025, StackHawk, Inc. raised USD 12.00 mn in venture funding to support the development stage of their software delivery. The company plans to enhance its existing solutions and is likely targeting the introduction of new products to meet the evolving needs of its clients. They are also considering expansion into new geographic regions, although specific details on targeted markets and timelines are not provided.

## Funding rounds

- Series B, Mar 25, 2022, $21M — Sapphire Ventures, Foundry Group, Costanoa Ventures, Alumni Ventures Group
- Series A, Oct 27, 2020, $10M — Sapphire Ventures, Foundry Group, Flybridge Capital Partners, Costanoa Ventures, Matchstick Ventures
- Seed, Mar 18, 2020, $2.5M — Foundry Group, Flybridge Capital Partners, Costanoa Ventures, Matchstick Ventures
- Seed, Jul 24, 2019, $2.1M — Foundry Group, Flybridge Capital Partners, Costanoa Ventures, Matchstick Ventures

## Investors

- Foundry Group (https://capitalatlas.ai/funds/foundry-group) — Seed, Series A, Series B
- Flybridge Capital Partners (https://capitalatlas.ai/funds/flybridge-capital-partners) — Seed, Series A
- Costanoa Ventures (https://capitalatlas.ai/funds/costanoa-ventures) — Seed, Series A, Series B
- Matchstick Ventures (https://capitalatlas.ai/funds/matchstick-ventures) — Seed, Series A
- Sapphire Ventures (https://capitalatlas.ai/funds/sapphire-ventures) — Series A, Series B
- Alumni Ventures Group (https://capitalatlas.ai/funds/alumni-ventures-group) — Series B