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HackerOne

Funding platformoperating company · company profile

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Investment thesis

HackerOne operates a continuous threat exposure management platform that connects vulnerability discovery, validation, prioritization, and remediation through AI and a community of security researchers.

Source: firm website, verified Aug 6, 2026.

6 people who came through HackerOne went on to found or lead other companies.

Frequently asked questions

What sectors does HackerOne focus on?
HackerOne focuses on Cybersecurity.

Images

HackerOne photoHackerOne photoHackerOne photo

Similar investors

3TS Capital Partners

3TS Capital Partners is a European technology-focused growth investment adviser whose advised funds provide growth capital, typically leading or co-leading substantial funding rounds for innovative tech companies primarily in the DACH, CEE and Nordic regions.

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4Di Capital

4DI Ventures was co-founded by repeat tech operator and ESET Southern Africa founder Justin Stanford, giving it unusually deep cybersecurity and software operating experience rather than a purely financial background, and originated from Stanford's own angel-investing experiments that directly led to both the firm's creation and the launch of the Silicon Cape Initiative. The firm explicitly describes its style as "nurture capital" with intensive, hands-on engagement, and Stanford is vocal about avoiding the "unicorn at all costs" mentality in African tech, instead emphasizing sustainable market readiness and fundamentals in a more conservative, durability-focused investment approach.

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ACT Venture Capital

ACT Venture Capital is an independent Irish venture capital firm that invests €1 million to €15 million in growth-stage private companies, with capacity for larger commitments through syndicated rounds.

$1.1M – $16.2M
Accel

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Amadeus Capital Partners

Amadeus Capital Partners is a UK-based deep tech venture capital firm founded in 1997 that invests in technology companies from seed to growth stage. Since inception it has backed over 200 companies and raised more than $1.3 billion.

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