HalcyonAI key facts
as of Oct 2026- Operator of a cybersecurity platform intended to stop ransomware from impacting enterprise customers.
- HalcyonAI is valued at approximately $415.0M as of Oct 2026 (last reported valuation).
- It has raised $249.0M; the latest was Later Stage VC ($125.3M) in Jan 2025.
- Notable investors include Founders Fund, Bain Capital Ventures, DNX Ventures, Cisco Investments, Protagonist — 17 tracked in total.
- Status: Privately Held (backing).
HalcyonAI's last reported valuation, Jul 2024. Nothing priced has surfaced since.
- ·The complete investor list: 17 names
- ·Watch HalcyonAI: the Monday email on marks, rounds and moves
HalcyonAI funding rounds
No funding rounds for HalcyonAI are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
Who backs HalcyonAI
17+HalcyonAI valuation
HalcyonAI's last reported valuation was $415 million in Jul 2024. No priced round, secondary trade or fund mark has surfaced since.
HalcyonAI investors
17 investors are on record for HalcyonAI, including Founders Fund, Bain Capital Ventures, DNX Ventures and Cisco Investments. By type, the record holds 11 venture capital firms and 1 growth equity firm.
About HalcyonAI
Operator of a cybersecurity platform intended to stop ransomware from impacting enterprise customers. The company's platform offers layered ransomware protection that combines pre-execution detection, behavioral modeling and deception techniques, enabling clients to get resiliency, recovery and isolation of impacted nodes for mid-market and enterprise customers.
- Sector
- Information Technology
- HQ
- Austin, TX, United States
- Founded
- 2021
- Employees
- 352
- Website
- halcyon.ai/
- Ownership
- Privately Held (backing)
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