Fundraising Fox

Illumio

Sunnyvale, US · Founded 2012 · Delaware corporation · 937 employees on LinkedIn · 16 known investors

Illumio provides a breach containment platform powered by AI security graphs that enables Zero Trust security across hybrid, multi-cloud environments. The platform helps organizations detect, contain, and respond to cyber threats through microsegmentation and network isolation to prevent lateral movement and limit breach impact.

AI & Machine LearningCloud ComputingCybersecurityEnterprise Software

Founders & leadership

Illumio was founded in 2012 by Andrew Rubin and PJ Kirner.

ARAndrew Rubin
Andrew RubinCo-founder
PK
PJ KirnerCo-founder

Board

SH
Steve HerrodBoard director
ACAlan Cohen
Alan Cohenin𝕏Chief Commercial Officer & Member, Board of Directors2013–2018General Partner at DCVC (Data Collective)
JLJoe Lonsdale
Joe Lonsdalein𝕏Board directorFounder & Managing Partner of 8VC; co-founder of Palantir and Addepar
JM
John M. JackBoard director
JW
John W. ThompsonBoard director

Investors · 16

8VCAustin · $100K – $50M
AccelPalo Alto · $1.6M – $70M
Andreessen HorowitzMenlo Park · $500K – $50M
DCVC (Data Collective)Palo Alto · $5M – $25M
Glynn Capital ManagementMenlo Park
Harmony PartnersNew York
M33 GrowthBoston
SIP Global PartnersPortsmouth
Valor Capital GroupNew York · $100K – $5M
Franklin TempletonreportedSan Mateo
General CatalystreportedSan Francisco · $30M
Hamilton LanereportedConshohocken
J.P. Morgan Asset Managementreported
Light Street CapitalreportedPalo Alto
Thoma BravoreportedChicago

Also in the syndicate · 1

Owl Rock

Funding

SEC filings, press & company announcements

$523.9M disclosed across 5 of 7 rounds · 2013–2025

▶$225MraisedJul 2021 · 13 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Steve HerrodDirector
  • John M. JackDirector
  • Jennifer JohnsonDirector
  • Andrew RubinExecutive Officer, Director
  • Paul J. KirnerExecutive Officer
  • John HinshawDirector
  • Anup SinghExecutive Officer
Offering amount
$225M
Amount sold
$225M
First sale
Jun 2021
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$65.2MraisedFeb 2019 · 18 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Anup SinghExecutive Officer
  • Joseph LonsdaleDirector
  • John M. JackDirector
  • Steve HerrodDirector
  • Andrew RubinExecutive Officer, Director
  • Paul J. KirnerExecutive Officer
  • John HinshawDirector
Offering amount
$65.2M
Amount sold
$65.2M
First sale
Dec 2018
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$125.1MraisedJun 2017 · 30 investors · Other Technology
Rule 506(b)
Illumio, a specialist in segmented security, raises $125M at $1b+ valuationtechcrunch.com · Jun 2017
Officers, directors & promoters on the filing
  • Andrew RubinExecutive Officer, Director
  • Steve HerrodDirector
  • Joseph LonsdaleDirector
  • Alan CohenExecutive Officer, Director
  • John M. JackDirector
  • Jim YaresExecutive Officer
  • John W. ThompsonDirector
  • Paul J. KirnerExecutive Officer
Offering amount
$125.1M
Amount sold
$125.1M
First sale
Apr 2017
Incorporated
Corporation, Delaware, 2012
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$100.5MraisedApr 2015 · 31 investors · Other Technology
Rule 506(b)
Illumio Raises $100Millumio.com · Apr 2015
Officers, directors & promoters on the filing
  • Andrew RubinExecutive Officer, Director
  • John W. ThompsonDirector
  • Paul J. KirnerExecutive Officer
  • Steve HerrodDirector
  • Alan CohenExecutive Officer, Director
  • Joe LonsdaleDirector
  • John M. JackDirector
Offering amount
$100.5M
Amount sold
$100.5M
First sale
Jan 2015
Incorporated
Corporation, Delaware, 2012
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$8MraisedJun 2014 · 8 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Andrew RubinExecutive Officer, Director
  • Alan CohenExecutive Officer, Director
  • Steve HerrodDirector
  • John M. JackDirector
Offering amount
$8M
Amount sold
$8M
First sale
Jan 2013
Incorporated
Corporation, Delaware, 2012
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Founder mafia

2 people who came through Illumio went on to found or lead other companies.

Joe LonsdaleDirectorFounded Opto +3Raman VarmaSoftware Engineer IIFounded Kestrel AI

Competitors · 10

by search overlap
Netezza1644 shared keywordsIBM is a global technology company whose business spans enterprise software (including Red Hat, HashiCorp, and Confluent), IT infrastructure such as mainframes, servers, and storage, and IT consulting services. The company is also investing heavily in quantum computing and AI-based enterprise offerings, including its Lightwell open-source software security clearinghouse and the Anderon quantum wafer foundry.
Cloudflare Turnstile1317 shared keywordsCloudflare provides a global cloud network platform delivering security, performance, and development services through sixty-plus integrated services including SASE, application security, and full-stack development infrastructure.
Palo Alto Networks1179 shared keywordsPalo Alto Networks provides cybersecurity platforms and services to protect organizations' digital infrastructure across cloud, network, and security operations. The company serves enterprise organizations, governments, financial institutions, utilities, and healthcare providers globally.
Check Point Software1121 shared keywordsCheck Point Software Technologies is a cybersecurity company providing security products and solutions. This page is its investor relations section, containing annual reports, SEC filings, financial results, and corporate governance information.
ArrowPoint1081 shared keywordsCisco provides networking, data center, and security technology for enterprises, including infrastructure to run traditional and AI workloads and tools to keep organizations running against cyberattacks and outages. Its platform connects networking devices and monitors security events across corporate networks.
Crowdstrike1031 shared keywordsCrowdStrike provides an AI-native cybersecurity platform that unifies endpoint, identity, cloud, SaaS, and AI protection to detect and stop breaches for enterprise organizations. It combines automated response with human-led security operations including managed detection and response, threat hunting, and security services.
Sentinel One960 shared keywordsSentinelOne provides an AI-powered cybersecurity platform for enterprises that integrates endpoint protection, threat detection, and incident response capabilities. The company serves large enterprises, including many Fortune 500 organizations, to protect against cyber threats at scale.
Upguard698 shared keywordsUpGuard provides a platform for managing cybersecurity risk, including third-party vendor and supply chain risk assessment. It is aimed at organizations seeking to evaluate and monitor the security posture of their vendors.
Instart616 shared keywordsInstart was a Palo Alto-based web content delivery and application performance company whose assets Akamai acquired in 2020.
illusive networks614 shared keywordsProofpoint offers a suite of enterprise security and compliance products that protect people, email, cloud apps, and data from human-centric cyber threats using machine learning and AI. Its tools also cover data loss prevention, communications archiving, e-discovery, compliance supervision, identity threat detection, and security awareness training.

Companies competing with Illumio for the same Google search keywords, organic and paid, via search-intersection analysis.

Non-dilutive funding · 3 SBIR/STTR awards

Federal grants — no equity taken
AgencyPhaseYearAmount
U.S. Air ForceAir ForcePhase ISTTR2022$50K
U.S. Air ForceAir ForcePhase II2021$999.9K
U.S. Air ForceAir ForcePhase I2021$50K

Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.

In the news

Illumio Secures $225 Million at $2.75 Billion Valuation to Stop Cyber Disasters with Zero Trust Segmentation - Illumio News | Illumioillumio.com · Oct 2025Insights: Illumio Upcoming IPO & Private Stock Price - Forgeforgeglobal.com · Jul 2025Sell or Invest in Illumio Stock Pre-IPOnasdaqprivatemarket.com · Mar 2025Illumio raises $225M Series F at $2.75B | SalesTools AIsalestools.io · Feb 2024Illumio raises $65 million, J.P. Morgan Asset Management leads round | Reutersreuters.com · Feb 2019Illumio, a specialist in segmented security, raises $125M at $1b+ valuationtechcrunch.com · Jun 2017Illumio Raises $100Millumio.com · Apr 2015

Frequently asked questions

What does Illumio do?
Illumio provides a breach containment platform powered by AI security graphs that enables Zero Trust security across hybrid, multi-cloud environments. The platform helps organizations detect, contain, and respond to cyber threats through microsegmentation and network isolation to prevent lateral movement and limit breach impact.
Who founded Illumio?
Illumio was founded by Andrew Rubin, PJ Kirner in 2012.
Who are Illumio's investors?
Illumio's investors include 8VC, Accel, Andreessen Horowitz, DCVC (Data Collective), Glynn Capital Management, Harmony Partners, M33 Growth, SIP Global Partners and 7 more.
How much funding has Illumio raised?
Illumio has disclosed $523.9M raised across 5 of its 7 known rounds.
Where is Illumio headquartered?
Illumio is headquartered in Sunnyvale, US.