Illumio

The Breach Containment Company

Sunnyvale, United States · Founded 2013 · $234.0M raised

Employees
501–1000
Founded
2013
Business Model
B2B
Total Funding
$234.0M
Last Round
$1000K GrantSep 2021
Rounds
3

Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.

About

Illumio is the world's first breach containment platform, providing organizations with visibility and security policy enforcement across hybrid multi-cloud environments. The company's flagship products — Illumio Segmentation and Illumio Insights — use AI-powered security graphs to detect lateral movement, contain ransomware, and enforce zero-trust microsegmentation across data centers, cloud workloads, and endpoints. Illumio is trusted by enterprises including Microsoft, Morgan Stanley, Oracle, Salesforce, and Alaska Airlines, and has been named a Forrester Wave Leader in Microsegmentation and a Gartner Peer Insights Customers' Choice.

Summary

Illumio is a Cybersecurity company based in Sunnyvale, United States, founded in 2013. It has raised $234.0M in total across 3 rounds, most recently a $1000K Grant round in Sep 2021. Investors include Thoma Bravo, Andreessen Horowitz and General Catalyst.

Tech & App Stack

10 technologies & apps tracked

Every product and vendor across these categories, with where each signal came from.

Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.

Funding History

GrantSBIR Phase II (USAF)Sep 2021
$1000K

Sign up to see all 3 events

Funding: Seed through Grant. Amounts, valuations, and investors where available.

Investors

Similar Companies

Quest Software Inc.Acquired

Quest Software provides data management, cybersecurity, and platform-modernization technology tha...

Austin, United States1001–5000Cloud, Cybersecurity
Growth EquityTotal funding$5.8BMay 2025
Exclusive NetworksIPO

Exclusive Networks accelerates cybersecurity and cloud-solution partners through global distribut...

Boulogne-Billancourt, France1001–5000Cybersecurity
Private EquityTotal funding$3.7BJan 2024
Bluecoat (Symantec)Acquired

Blue Coat Systems was a network security company providing web filtering and SSL inspection produ...

Sunnyvale, United States1001–5000Cybersecurity
Private EquityTotal funding$3.7BMar 2015
Picnic

Social engineering prevention platform managing the human attack surface for enterprises; rebrand...

Amsterdam, Netherlands11–50Cybersecurity
Growth EquityTotal funding$3.1BNov 2025
PalantirIPO

Palantir Technologies builds data integration and analytics platforms (Gotham and Foundry) for go...

Denver, United States1001–5000Analytics, Artificial Intelligence
Private EquityTotal funding$3.1BJul 2020
Ping IdentityIPO

Enterprise identity security platform providing intelligent identity solutions including single s...

Denver, United States1001–5000Cybersecurity, Identity
Private EquityTotal funding$2.9BOct 2022

Your company? Embed this profile

Add the live badge to your site — it stays current as your funding data updates.

Illumio on Indexed.vc
<a href="https://indexed.vc/companies/illumio"><img src="https://indexed.vc/api/badge/company/illumio" alt="Illumio on Indexed.vc" width="260" height="76" /></a>