Halcyon
halcyon.ai
Actively hiring
Information Security
Endpoint Security
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Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Total raised
$147.4M
4 rounds on record
Latest round
$100M
Series C · Nov 2024 · 22 mo ago
Team
51-200
employees, estimated range
Hiring now
7
+1 posted in 30 days
Backers
5
Dell Technologies Capital, Cisco Investments
The money's age
Due for its next round
22 months since the last round · and hiring
Momentum
21/100
hiring for its size, in the news
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Nov 25, 2024
Raised a round Series C $100M · BnkInfoSecurity
Oct 31, 2024
Recognition Halcyon Named to Fortune Cyber 60 List for Second Consecutive Year · businesswire.com
Apr 20, 2023
Raised a round Series A $44M · TechCrunch
Feb 19, 2020
New executive Joshua Nussbaum, Executive Officer, Director · SEC Form D
Feb 4, 2020
Raised a round Venture round $2.5M · SEC Form D
Jul 31, 2019
Raised a round Venture round $910k · SEC Form D
2018
Founded
Tractionpublic signals, read monthly
Web presence
top 0.34%
of 133.2M domains by links, Common Crawl
Hacker News stories
2
best: 2 points
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Series C | Nov 2024 | $100M | — | BnkInfoSecurity |
| Series A | Apr 2023 | $44M | — | TechCrunch |
| Venture round | Feb 2020 | $2.5M | — | SEC Form D |
| Venture round | Jul 2019 | $910k | — | SEC Form D |
Registers and programsofficial lists and records that name the company
| Legal entity | Halcyon Holding Corp | SEC Form D |
Founders and leadersfrom filings, registers and the company's site
Andrew ChildsExecutive Officer, DirectorSEC Form D
Richard DavidsonExecutive Officer, DirectorSEC Form D
Joshua NussbaumExecutive Officer, DirectorSEC Form D
Andrew BrykExecutive Officer, DirectorSEC Form D
Backed byfrom the funds' portfolios and accelerator catalogs
Dell Technologies Capital 
Cisco Investments 
Evolution Equity Partners 
N47 
SYN Ventures Investors in similar startupsfunds that back the companies most like this one
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How Halcyon hires
Truth index
B 81/100
Median time to fill
52 days
Ghost roles
0%
Stale roles
75%
Reposted roles
0%
Halcyon scores B on the Alion truth index (A is best, E worst), measured over 4 open roles re-checked against its own hiring board: 0% look like ghost listings, 75% have gone stale and 0% are the same role posted again. Its roles close in a median of 52 days. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed
News
Report
Luxury's Latest Cyber Risk? AI Agents Going Rogue
As AI bots become more sophisticated, the threat of security breaches is on the rise. Here's how brands can protect themselves.
Read more
Report
Iran-linked hackers shut down a UK power plant for four days
A small UK power plant was offline for four days in July after a cyber attack, according to the Telegraph, which blamed Iran-linked hackers.
Read more
Report
Report
Report
Autonomous AI attacks pose
Weaponized agents could turn digital intrusions into kinetic disasters, experts warn
Read more
Report
Why Hackers Keep Going After U.S. Water Supplies
A spate of new attacks believed to be linked to Iran has highlighted the water sector's vulnerability.
Read more
Report
Citizen: Halcyon Blues
On its sixth album, the Midwest rock group channels a mood of regret and reckoning in songs that balance post-hardcore propulsion with disarming buoyancy.
Read more
Report
President Trump's shamelessness has long been one of his superpowers
In today's Tea: Jonathan Lemire writes about Trump's ability to shrug off scandal; Americans' views about socialism and capitalism, and more.
Read more
Report
Show more news
Tech stack
Technologies named in job postings at Halcyon over the last 12 months, by layer, with the share of postings for each.
Technologies in use
1
Postings analysed
1
Stack modernity
90/100AI adopter
AI & ML
LLM
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Salary insights
Compensation ranges based on this company's open jobs
Median
$160k
Typical range
$160k – $215k
Open positions
7
7
Jobs
Senior
85.7%
Staff
14.3%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Senior | 6 | $160k | $160k |
| Staff | 1 | $215k | $215k |
Highest paying role
Senior Deal Desk Lead
$215k
Normalized to USD per year
All salaries at Halcyon
By role, level and city, against the market · 7 jobs with pay
People
Andrew Childs
Executive Officer, Director
Richard Davidson
Executive Officer, Director
Joshua Nussbaum
Executive Officer, Director
Andrew Bryk
Executive Officer, Director
Richard Mudd
Director
Matthew Davidson
Director
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data
Growth
Hiring Momentum
44/100
Stable
Open positions
7
0 opened / 0 closed in 30 days
Median time-to-fill
49 days
faster than 28% of the market
ATS activity
Every ~3 hours
Today
Hiring Dynamics
+100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Sales
58% ▼
Security
17% ▲
Product
17% ▼
Finance
8% ▼
Offices
Where the company hires and what each office is for
Cities
6
Hiring now
3
Countries
1
Busiest office
Chicago
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Headquarters
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New York
United States
HQ
1 posted in 90 days 10-50 est. staff
Chicago
United States
Sales office
United States
1 open roles 100% remote 10-50 est. staff $160k Avg Salary
hires for Sales
Charlotte
United States
Sales office
United States
1 open roles 1 posted in 90 days 100% remote 10-50 est. staff $160k Avg Salary
hires for Sales
Boston
United States
Sales office
United States
1 open roles 1 posted in 90 days 100% remote 10-50 est. staff $160k Avg Salary
hires for Sales
San Diego
United States
Regional office
San Diego, CA (Hybrid)
Austin
United States
Regional office
Austin, TX
Jobs
$120k – $160k per year • Equity • Remote (United States) • 5+ years exp
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