Insights

Ransomware Leadership Halcyon positions itself as a leading anti-ransomware solution provider with end-to-end coverage across the attack lifecycle, a 24/7 expert team, and a ransomware warranty, signaling high-value protection for mid-market to enterprise clients seeking strong risk mitigation and operational continuity.

Enterprise Scale With 501-1000 employees and revenue in the high hundreds millions to near one billion, Halcyon targets larger organizations likely facing stringent security audits and compliance requirements, presenting an opportunity to upsell comprehensive security packages and premium services.

Security Stack Fit Halcyon’s tech stack and partnerships (Grafana, Nginx, OpenResty, CircleCI, Playwright, Deloitte engagement) suggest integration-friendly capabilities and potential for API-driven deployments, ideal for enterprises needing seamless-SIEM, EDR/XDR, and workflow automation enhancements.

Market Positioning As a well-funded player with a clear ransomware focus, Halcyon competes with large security vendors; emphasize differentiators such as proactive lifecycle disruption, warranty coverage, and 24/7 incident response to win budget-constrained buyers prioritizing risk reduction and business continuity.

Expansion & Partnership The firm’s growth trajectory and robust revenue signal opportunities for channel partnerships, managed security services, and strategic collaborations with consultancies and MSSPs to broaden market reach and accelerate adoption among enterprise clients.

Similar companies to Halcyon

Halcyon Tech Stack

Halcyon uses 8 technology products and services including Deloitte, Grafana, CircleCI, and more. Explore Halcyon's tech stack below.

  • Deloitte
    Accounting
  • Grafana
    Analytics
  • CircleCI
    Continuous Integration
  • Playwright
    Frameworks And Libraries
  • C
    Programming Languages
  • Adobe Fonts
    Web Fonts
  • Nginx
    Web Servers
  • OpenResty
    Web Servers

Media & News

Halcyon's Email Address Formats

Halcyon uses at least 1 format(s):
Halcyon Email FormatsExamplePercentage
FLast@halcyon.aiJDoe@halcyon.ai
91%
First@halcyon.aiJohn@halcyon.ai
8%
FMiddleLast@halcyon.aiJMichaelDoe@halcyon.ai
1%

Frequently Asked Questions

Where is Halcyon's headquarters located?

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Halcyon's main headquarters is located at San Diego, California 92101 United States. The company has employees across 6 continents, including North AmericaEuropeAsia.

What is Halcyon's stock symbol?

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Halcyon is a publicly traded company; the company's stock symbol is 5VJ.SI.

What is Halcyon's official website and social media links?

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Halcyon's official website is halcyon.ai and has social profiles on LinkedInCrunchbase.

What is Halcyon's NAICS code?

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Halcyon's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Halcyon have currently?

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As of June 2026, Halcyon has approximately 522 employees across 6 continents, including North AmericaEuropeAsia. Key team members include Cmo: K. F.Chief Customer Officer: R. S.Chief Information Security Officer: S. C.. Explore Halcyon's employee directory with LeadIQ.

What industry does Halcyon belong to?

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Halcyon operates in the Computer and Network Security industry.

What technology does Halcyon use?

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Halcyon's tech stack includes DeloitteGrafanaCircleCIPlaywrightCAdobe FontsNginxOpenResty.

What is Halcyon's email format?

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Halcyon's email format typically follows the pattern of FLast@halcyon.ai. Find more Halcyon email formats with LeadIQ.

When was Halcyon founded?

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Halcyon was founded in 2021.

Halcyon

Computer and Network SecurityCalifornia, United States501-1000 Employees

Halcyon is a computer and network security company focused on anti-ransomware solutions. Its approach targets the full attack lifecycle, seeking to disrupt threats from pre-execution through data exfiltration and encryption. The offering includes a 24/7 expert team that handles the remediation work and a ransomware warranty intended to minimize ransom payments and preserve operational continuity.

Headquartered in San Diego, California, Halcyon serves organizations seeking to defend against ransomware and data-extortion risks within the cybersecurity field. It maintains a sizable workforce and emphasizes end-to-end protection that spans the ransomware lifecycle. Further information is available at halcyon.ai.

Section iconCompany Overview

Headquarters
San Diego, California 92101 United States
Website
halcyon.ai
Stock Symbol
5VJ.SI
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2021
Employees
501-1000

Section iconMedia & News

Section iconFunding & Financials

  • $500M$1B

    Halcyon's revenue is estimated to be in the range of $500M$1B

Section iconFunding & Financials

  • $500M$1B

    Halcyon's revenue is estimated to be in the range of $500M$1B

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