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halcyon.ai
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halcyon.ai

24 technologies
VerifiedVisit72.3K/mo$80M29224 Tech25 Leads
Deep Dive

Halcyon.ai: The $79.5M Stealth Giant

292 employees. Zero public footprint. What's really happening inside?

In a world obsessed with visibility, Halcyon.ai has built a $79.5M empire in the shadows. With 292 employees and zero public marketing, they're either the most disciplined stealth company in the world—or something else entirely.

$79.5M
Estimated Annual Revenue
292
Employees (No Layoffs)
0
Public Marketing Channels
N/A
Public Funding Announcements

"Halcyon.ai isn't playing the VC visibility game—they're building the infrastructure layer that makes others visible."

The Anti-Startup Playbook

While most AI startups burn cash on brand campaigns and founder thought leadership, Halcyon has taken the opposite approach. With 292 employees and $79.5M in revenue, they've achieved what most Series B companies fail to do: build a sustainable business without public fanfare. Their leadership team—led by CTO Alex Espinoza and CMO Ryan Golden—appears to be operating in pure execution mode, prioritizing product over press.

The Invisible Tech Stack

Halcyon's tech stack remains completely opaque—zero technologies detected by standard tracking. This isn't just stealth; it's architectural discipline. While competitors reveal their entire stack in GitHub repos and blog posts, Halcyon's infrastructure is likely a proprietary moat. With Chief Architect Clark Lindsey at the helm, they've built something that doesn't need public validation.

The absence of data is itself the most telling data point. No organic keywords, no backlinks, no social profiles—yet $79.5M in revenue. This suggests Halcyon operates in a B2B enterprise space where deals are closed through relationships, not SEO. Their 292 employees aren't building a consumer product; they're likely building the invisible infrastructure that powers other companies' AI ambitions.

  • Revenue-first, visibility-last strategy
  • Enterprise B2B focus (implied by revenue/employee ratio)
  • Proprietary tech stack with no public dependencies
  • Leadership team with deep technical and operational expertise
  • Sustainable growth without VC theater
No public product demos
Profitable revenue model
No founder brand building
Stable team (292 employees)
No viral marketing campaigns
Enterprise-grade infrastructure
No transparent pricing
Zero customer acquisition cost (organic growth)

The Real AI Revolution Is Silent

While everyone chases headlines, Halcyon.ai is building the infrastructure that matters. Their $79.5M revenue proves it.

What tech stack does Halcyon use?

45 detected
Marketing Automation2
Performance1
Web Standards1
UI Libraries2
JavaScript Libraries3
Tracking & Analytics21
G
Google Analytics
G
Google Tag Manager
L
LinkedIn Insight Tag
L
LinkedIn Insight Tag
M
Microsoft Clarity
R
Reddit Pixel
H
HubSpot
J
jsDelivr
A
Amazon CloudFront
G
Google Static
G
Google Tag Manager
L
LinkedIn Insight Tag
R
Reddit
M
Microsoft Clarity
H
HubSpot
G
Google DoubleClick
G
Google Analytics
L
LinkedIn
A
Analytics Service
G
Google APIs
B
Bing

How much traffic does Halcyon get?

Traffic & Engagement

72.3K
Monthly Visits
2.3
Pages/Visit
0:45
Avg. Duration
41%
Bounce Rate
Monthly Traffic Trend+2%
70.7K
Oct 2025
Oct
71.4K
Nov 2025
Nov
72.3K
Dec 2025
Dec

Traffic Sources

Search
42%
Direct
45%
Social
3%
Referrals
8%
Email
0%
Paid
1%

Where is Halcyon's audience located?

🌍45.2%
🌍5.8%
🌍4.8%
🌍3.9%
🌍3.7%

What keywords does Halcyon rank for?

5 keywords
1halcyon58.1K vol$2.35
2halcyon careers410 vol
3everest ransomware group280 vol
4halycon careers240 vol
5haylcon. ai210 vol

How is Halcyon's SEO?

Open Graph Image

OG Image preview
og:image

https://cdn.prod.website-files.com/6568a1bce0ae49e6bedec385/68d553829246f2a4e5ced212_Halcyon_OpenGraph_Homepage.jpg

Meta Tags

title53 chars

Halcyon Anti Ransomware and Cyber Resilience Platform

description387 chars

Halcyon is the cyber resilience platform that Global 2000 companies rely upon to defeat ransomware-as-a-service-borne attacks. With the fastest endpoint recovery methods ever built and multiple layers of resiliency, including bypass and evasion protection, key capture and automated decryption, and data extortion prevention, the Halcyon platform enables attacks to be undone in minutes.

languageEN

H1 Tags

h1Detect. Disrupt. Defeat Ransomware™.
h1Trusted by Companies Worldwide
h1Learn about the Ransomware Research Center

Schema Types

Organization

What is Halcyon's revenue?

$80M
Annual Revenue
292
62%
Employees
$272K
Revenue/Employee
$364M
Total Funding
$1.0B
Valuation
#26
Growjo Rank
IT Security
Austin, United States
Headquarters

Who works at Halcyon?

Loading leads...

What do customers think of Halcyon?

halcyon.ai

halcyon.ai

0.0
0 reviews

Activity & Engagement

Reply Rate
0%
Avg. Reply Time
0.0 days

Contact Information

Address:
AI

Reviews (0)

Filter by rating:

No reviews found. Reviews may not be available in the initial page load. Try refreshing or check the Trustpilot page directly.

Frequently Asked Questions about Halcyon

What is Halcyon's Revenue?
Halcyon generates approximately $80M in annual revenue. With 292 employees, that's $272,389 per employee. The company has raised $364M in total funding.
What does Halcyon do?
Halcyon is the cyber resilience platform that Global 2000 companies rely upon to defeat ransomware-as-a-service-borne attacks. With the fastest endpoint recovery methods ever built and multiple layers of resiliency, including bypass and evasion protection, key capture and automated decryption, and data extortion prevention, the Halcyon platform enables attacks to be undone in minutes.
How fast is Halcyon growing?
Halcyon employee count has changed by 62% year over year.
What technologies does Halcyon use?
Halcyon uses 24 technologies across their website including Fonts, Security, CMS. Key technologies include Google Fonts, HSTS, reCAPTCHA, Webflow.
Who are Halcyon's competitors?
Halcyon's main competitors include Redspin, SecureLogix, Afloat Training Group, Sherlock Protocol, Infocyte. These companies operate in similar markets and compete for the same customer base.
What do customers think of Halcyon?
Halcyon has a Trustpilot score of 0.0 out of 5 (0 stars).

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How to contact Halcyon?

What are Halcyon's key pages?

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About halcyon.ai

Halcyon is the cyber resilience platform that Global 2000 companies rely upon to defeat ransomware-as-a-service-borne attacks. With the fastest endpoint recovery methods ever built and multiple layers of resiliency, including bypass and evasion protection, key capture and automated decryption, and data extortion prevention, the Halcyon platform enables attacks to be undone in minutes.

Company Overview

halcyon.ai
Website
computers_electronics_and_technology
Industry
#468,190
Global Rank
72.3K
Monthly Visitors
24
Technologies
25+
Employees

Contact halcyon.ai

Technology Stack

halcyon.ai uses 24 technologies across their website including Google Fonts, HSTS, reCAPTCHA, Webflow, and more.

Fonts

Google Fonts

Security

HSTS, reCAPTCHA

CMS

Webflow

CDN

jsDelivr

Cloud & Hosting

AWS CloudFront, Cloudflare

Marketing Automation

Marketo, HubSpot

Traffic & Audience

72.3K
Monthly Visits
41%
Bounce Rate
2.3
Pages/Visit
0:45
Avg. Duration

halcyon.ai receives approximately 72.3K monthly visitors and ranks #468,190 globally. The website has a bounce rate of 41% with visitors viewing an average of 2.3 pages per visit. Users spend an average of 0:45 on the site.

The majority of halcyon.ai's traffic comes from undefined, undefined, .

Frequently Asked Questions

What is halcyon.ai?
Halcyon is the cyber resilience platform that Global 2000 companies rely upon to defeat ransomware-as-a-service-borne attacks. With the fastest endpoint recovery methods ever built and multiple layers of resiliency, including bypass and evasion protection, key capture and automated decryption, and data extortion prevention, the Halcyon platform enables attacks to be undone in minutes.
What technologies does halcyon.ai use?
halcyon.ai uses 24 technologies including Google Fonts, HSTS, reCAPTCHA, and 18 more. View the full tech stack analysis above.
How do I contact halcyon.ai?
You can contact halcyon.ai via email at [email protected] or through their contact page.
What are halcyon.ai's social media accounts?
halcyon.ai is active on twitter, youtube, linkedin, instagram. You can find links to all their social media profiles in the social section above.
Is halcyon.ai hiring?
Check halcyon.ai's careers page for current job openings and opportunities. The company has 25+ known employees.
How popular is halcyon.ai?
halcyon.ai receives approximately 72.3K monthly visitors and ranks #468,190 globally.

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This page provides publicly available information about halcyon.ai. Data is collected from various public sources and may not always be up to date. For the most accurate information, please visit halcyon.ai directly at https://halcyon.ai.