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Mandiant

Cybersecurity · Reston, United States · Founded 2004

Provides organizations and critical infrastructure with early threat insights through unmatched intelligence and response expertise for the highest-profile incidents

Valuation $5–10B
Revenue $500M–1B
Headcount 1–2k
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Mandiant and the history behind them.
Power Law Unicorn$1–10B valuation tier Thoroughbred$100M+ revenue

Talent graph

Mandiant's talent

Book a demo to see the people
Employees mapped 1,454 incl. 1 AI specialist
Founders Hidden — book a demo/100 quality score
Key operators 27 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia 12 alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

12 investors on Mandiant's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Series A 3 investors entered at this stage
Jim Ellsworth
Sequoia
Norwest Venture Partners
Series B+ 9 investors entered at this stage
Goldman Sachs
In-Q-Tel
JPMorgan Chase & Co
JP Morgan
Kleiner Perkins
Open Field Capital
Icon Ventures
One Equity Partners
DAG Ventures

Mandiant mafia

Startups founded by Mandiant alumni

Former Mandiant employees who went on to start their own companies. Sorted by Dealroom signal score.

ZafranEst. 2022
Sanaz YasharUnited States
Signal score96
Twine SecurityEst. 2024
Justin WoodyIsrael
Signal score93
Abstract SecurityEst. 2023
CDColby DeRodeffUnited States
Signal score90
FixifyEst. 2023
Peter SilbermanUnited States
Signal score90
StrivacityEst. 2019
KGKeith GrahamUnited States
Signal score88
Evoke SecurityEst. 2025
JCJeffrey ChanUnited States
Signal score87
StrongestLayerEst. 2024
Joshua BassUnited States
Signal score75
Embed SecurityEst. 2024
Seth SummersettUnited States
Signal score72
AnChain.aiEst. 2018
Victor FangUnited States
Signal score71
GombocEst. 2022
Matthew SweeneyUnited States
Signal score69
Gambit CyberEst. 2024
Anuj KumarNetherlands
Signal score68
ExpelEst. 2016
Dave MerkelUnited States
Signal score67

Book a demo to explore the full alumni network →

Global footprint

Where Mandiant has talent and traffic

Workforce by country
42 countries with
team presence
🇺🇸 United States63.1%
🇨🇦 Canada6.3%
🇸🇬 Singapore3.9%
🇬🇧 United Kingdom3.2%
🇦🇺 Australia3.1%
Top 5 of 42 shown
Web traffic by country
36K monthly visits
across markets
🇺🇸 United States21.4%
🇳🇬 Nigeria11.4%
🇬🇹 Guatemala8.3%
🇩🇪 Germany6.4%
🇦🇺 Australia6.1%
Top 5 markets shown

Patent intelligence

$46M patent portfolio · 206 active families

Estimated portfolio value
$46M
0.85% of valuation · 4× larger than top peer Vectra ($12M)
206 active patent families
Where Mandiant innovates AttackComputer engineeringData miningMalwareReliability engineering

Where Mandiant concentrates vs peers

Each axis is a top-10 topic across Mandiant and its closest peers. #1 = 100, #10 = 10, absent = 0.

Compare against

Source: Dealroom Patent Intelligence · Patsnap. Request a demo for the full per-sub-category breakdown, individual records, and quality-score history.

Market sentiment

What the market is saying about Mandiant

An AI-synthesized read of the highest-engagement posts about Mandiant on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

See Mandiant on the full Dealroom platform

Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.

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