Horizon3.ai

Network Management Software · Dover, DE · Founded 2019 · Privately Held (backing)

Developer of a security automation platform designed to perform autonomous penetration testing and operational security assessments. Horizon3.ai is based in Dover, DE and was founded in 2019. It was valued at $660 million at its later-stage round in May 2025, the last priced event on record. It has raised $184 million across 1 recorded round; the latest was a $100 million Series D in May 2025.

PMV mark · valuation
$660.0M
Oct 2026
Priced at
its later-stage round
May 2025
Total raised
$183.5M
Last round
Later Stage VC (Series D)
May 2025
How much has Horizon3.ai raised?
$183.5Macross 1 recorded rounds · May 2025 – May 2025

Most recently, Horizon3.ai raised $100.0M in its Later Stage VC (Series D) (May 2025).

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Horizon3.ai round by round

1 rounds
May 2025Later Stage VC (Series D)$100.0M▮
+ 1 more investors · free account

How much has Horizon3.ai raised?

Horizon3.ai has raised $184 million in total; 1 of its rounds is on record. The largest on record was a $100 million Series D in May 2025.

Horizon3.ai investors

13 investors are on record for Horizon3.ai, including Qualcomm Ventures, New Enterprise Associates, 9Yards Capital and Craft Ventures. By type, the record holds 8 venture capital firms and 2 growth equity firms. The Series D in May 2025 drew 7 investors.

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Frequently asked about Horizon3.ai

How much has Horizon3.ai raised?
Horizon3.ai has raised $183.5M in total across 1 recorded funding rounds.
When was Horizon3.ai's last funding round?
Horizon3.ai's most recent recorded round was Later Stage VC (Series D) in May 2025, raising $100.0M.