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Halcyon is a cybersecurity company building products that stop ransomware from impacting enterprise customers. The Halcyon Anti-Ransomware and Cyber Resilience Platform offers layered ransomware…

Halcyon is a cybersecurity company building products that stop ransomware from impacting enterprise customers. The Halcyon Anti-Ransomware and Cyber Resilience Platform offers layered ransomware…
Founded: 2021
Headquarters: San Diego, CA (remote-first)
Sector: Anti-ransomware / Cybersecurity
Latest disclosed valuation: $1 billion (Series C)
Total known raise (select rounds): $184M reported across Series A, B, and C (plus reported $6M debt in Series A)
Ransomware prevention, detection, data-exfiltration protection, and automated recovery for enterprises
2021
Computer and Network Security
$44M equity + $6M debt
Series A included participation from Corner Ventures and others
$40M (tranche)
Brought total raised to $84M
$100M
Reported valuation of ~$1 billion
“Participation from strategic and growth investors including Evolution Equity Partners, Bain Capital Ventures, SYN Ventures, Cisco Investments, and others”
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