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Halcyon

Halcyon

Private
Austin, TexasCybersecurityhttps://www.halcyon.ai/

Last Round

Series C

Nov 25, 2024

Est. Valuation

$1B

Total Funding Raised

$190M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

Halcyon is a cybersecurity company that provides an AI-powered anti-ransomware platform designed to prevent, disrupt, and recover from ransomware attacks for enterprise clients.

Sector

Cybersecurity

Verticals

Endpoint Security, Threat Intelligence, Incident Response, Data Protection

Business Model

B2B

Customer Profile

Subscription SaaS, Services & Consulting

AI Layer

Application

Keywords

anti-ransomwareransomware protectioncyber resilienceendpoint securityransomware recoverymanaged detection and responseMDRthreat intelligencesecurity operations centerSOCransomware preventioncybersecurity platformransomware killerincident responseenterprise security

Historical Pricing

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Caplight Momentum Score

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Halcyon Comparables

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Halcyon comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Mimic
81%
Morphisec
75%
CrowdStrike
74%

Halcyon Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series CNov 25, 2024
StrategicJul 31, 2024
Series BDec 19, 2023
Series AApr 20, 2023

Key People

Founding team and executive leadership

Jon Miller

CEO Co-Founder

Founding Team

Aaron Mick

COO

Executive Team

Jeff Williams

Portfolio Chief Growth Officer

Executive Team

Halcyon Investors

Notable investors and investment history

Halcyon investors
InvestorRounds
SYN VenturesSeries C, Series A
Bain Capital VenturesSeries C, Series B
Corner Capital PartnersSeries C, Series A
Corner VenturesSeries A
Corner Capital ManagementSeries C
Harmony GroupSeries C
Dropbox VenturesSeries C

Market signals

Structured signals derived from secondary market and firmographic data.

  • Mar 31, 2026

    Developing ransomware-resilient data protection solution with HYCU.

  • Mar 31, 2026

    Partnered with HYCU to expand ransomware protection to cloud environments.

Halcyon Filings

SEC and related filings with document metadata.

Data table
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Halcyon Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersAustin, Texas
Employee Range472
Year Founded2021
Last FundingNov 25, 2024

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