Best Cybersecurity Companies in Chicago, United States
The 75 best Cybersecurity companies in Chicago, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Secret Network.
Our analysis of 71 Cybersecurity companies
$12.5b in tracked funding; 100% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Cybersecurity companies in Chicago
| # | Company | Disclosed funding | Last round | Stage | Employees | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Secret Network Provider of privacy-preserving smart contracts and confidential computing layer for Web3 and AI applications | $412M | 53 mo ago | Series C | — | Tor Bair Co-Founder | GitBookNode.jsReact+13 | — | — |
| 2 | Coro Cybersecurity Threat detection and prevention solution over wifi and cellular networks | $255M | 26 mo ago | Series D | 150 | Dror Liwer Co-Founder | WordPressApple iCloud MailMicrosoft 365+48 | — | — |
| 3 | Fingerprint Provider of device intelligence platform identifying web visitors and mobile devices | $77M | 33 mo ago | Series C | 112 | Valentin V Co-Founder & CTO | ReadMeZendeskApple iCloud Mail+26 | — | — |
| 4 | Keeper Security Offers web-based password manager solutions | $60M | 37 mo ago | Series D | 331 | Craig Lurey CTO | Apple iCloud MailGoogle WorkspaceMaterial Design Lite+28 | — | 1 launch · 1 award |
| 5 | Trustwave Provider of cybersecurity suite solutions | $60M | 146 mo ago | Acquired | 1,254 | — | HubSpot CMS HubApple iCloud MailTailwind CSS+19 | 70 patents Automated cyber incident response, threat hunting, and network security analytics platforms | — |
| 6 | NowSecure Mobile application security solutions provider | $28M | 48 mo ago | Series B | 83 83 → 103 (+24%) | Andrew Hoog Founder/Board Member | WordPressApple iCloud MailGoogle Workspace+30 | — | 1 launch |
| 7 | Inxpo Enterprise video communication solution | $14M | 100 mo ago | Acquired | 115 | — | — | 5 patents Patents concentrated in computing, sensing & instrumentation | — |
| 8 | oak9 Provider of cloud and devops security solutions | $14M | 47 mo ago | Acqui-Hired | 50 | Aakash Shah CTO | — | — | — |
| 9 | Empirical Security Provider of AI model security solutions | $12M | 22 mo ago | Series B | — | Michael Roytman Co-Founder & CTO | SanityNode.jsReact+15 | — | 2 launchs |
| 10 | Neurensic Regulatory compliance using Artificial Intelligence | $9M | 111 mo ago | Acqui-Hired | 186 | — | — | — | — |
| 11 | Compliance11 Compliance software for financial services | $7M | 182 mo ago | Public | 26 | Tad Mitchell Ex-President & CEO | — | — | — |
| 12 | Rippleshot Provider of AI-driven banking fraud analytics and detection platform solutions | $5M | 94 mo ago | Series A | 10 10 → 13 (+30%) | Yueyu Fu Co-Founder | Webflowcore-jsSwiper+16 | — | — |
| 13 | ThirdPartyTrust SaaS solution for security and vendor risk management | $5M | 77 mo ago | Acquired | 59 | — | — | — | — |
| 14 | Parlano Team collaboration and messaging platform | $4M | 260 mo ago | Acquired | 11 | — | — | 11 patents Real-time enterprise information flow and collaborative workflow management platforms | — |
| 15 | Cog Systems Virtualization & system hardening based embeddable IoT security | $4M | 90 mo ago | Acquired | 18 | Laura McCann-Nerup Co-Founder | — | — | — |
| 16 | Cohesive Networks Cloud networking and security products | $3M | 228 mo ago | Series A | 18 | Patrick Kerpan CEO | — | — | — |
| 17 | Winston Privacy Provider of VPN solutions for protection from spying and identity theft | $3M | 77 mo ago | Seed | 9 | — | — | 12 patents Network security and privacy enforcement through endpoint identification and rate‑limiting mechanisms | — |
| 18 | quicklaunchsso.com SSO application for one-click login to enterprise apps across multiple devices | $2M | 141 mo ago | Series A | — | Katie Winings Founder | JavaBootstrapApache Tomcat+8 | — | — |
| 19 | Moonshado Mobile Messaging Aggregator | $1M | 177 mo ago | Deadpooled | — | Patty Mayer Founder | — | — | — |
| 20 | MessageControl Email security and anti-spymail solution | $1M | — | Acquired | 16 | Paul Everton Founder | — | — | — |
| 21 | HACKERverse Provider of software tools for cybersecurity testing | $120K | 24 mo ago | Seed | — | Craig Ellrod Founder & CTO | — | — | — |
Top 12 Cybersecurity companies in Chicago
#1
Series D · Chicago, Illinois · founded 2014 · 150 employees$255Mraised▾
Threat detection and prevention solution over wifi and cellular networks. The platform offers software that detects, and analyzes in real time any threats or attacks that are present in the vicinity of the device, and prevent the device from connecting to the malicious cellular or Wifi Access points. Its offline learning machine uses the collected data from the devices, publicly available data, and data from the attack lab to construct the algorithms that the client software uses. The dashboard helps to define key field behaviors, roles and responses and to visualize the current threat levels, by geography, device, or role on a real time threat map.
- Mar 2024Series D$100M
- Apr 2023Series C$75M
- Jul 2022Series C—
- Apr 2022Series C$80M
#2
Series B · Chicago, Illinois · founded 2024$11.9Mraised▾
Provider of AI model security solutions. It is a provider of cyber security solutions that utilize mathematical models to analyze and optimize security data, enabling organizations to proactively anticipate and prevent security threats.
- Aug 2024Series B$11.9M
#3
Series C · Chicago, Illinois · founded 2019 · 112 employees$77Mraised▾
Provider of device intelligence platform identifying web visitors and mobile devices. The platform helps determine user intentions, identify good and bad visitors, and stop fraud. It offers account takeover prevention, payment fraud reduction, and SMS fraud prevention. The platform also detects malicious bots and automation tools. It provides signals for VPN detection, IP geolocation, and browser bot detection.
- Sep 2023Series C$33M
- Nov 2021Series B$32M
- Feb 2021Series A$8M
- Oct 2020Series A$4M
#4
Series D · Chicago, Illinois · founded 2009 · 331 employees$60Mraised▾
Offers web-based password manager solutions. It develops a mobile app that helps consumers to protect and manage their passwords and private information. The app uses military-grade advanced encryption standards, key storage, double-encrypted syncing, and two-factor authentication. It also features an admin console for managing keeper group users, devices, and permissions.
- May 2023Series D—
- Aug 2020Series C$60M
#5
Series C · Chicago, Illinois · founded 2020$411.5Mraised▾
Provider of privacy-preserving smart contracts and confidential computing layer for Web3 and AI applications. It provides first mainnet blockchain with end-to-end encrypted smart contracts, enabling decentralized apps with institutional-grade data privacy through Trusted Execution Environments (TEE). It serves as Web3's confidential computing hub, supporting private tokens, bridges for token privacy across chains, scalable DeCC infrastructure, and emerging Secret AI layer for secure GPU/LLM workloads—featuring Merkle proofs, threshold encryption, EVM interoperability, and Cosmos SDK upgrades for cross-chain privacy applications.
- Jan 2022Series C$400M
- May 2021Series B$11.5M
#6
Series B · Chicago, Illinois · founded 2009 · 83 employees$27.5Mraised▾
NowSecure is a mobile application security solutions provider. It provides BYOD security for the enterprise and provides risk ratings at the device and group levels, offers push notifications of new risks in real-time. It also provides analytic engines that are fully customizable and deployable on-prem or as a cloud model. It also provides an app testing suite for developers, and a mobile security app for consumers to keep their mobile device and data secure. The clients of the company include Uber, Robot, Humana, Rakuten, etc.
- Jun 2022Conventional Debt—
- Jun 2019Series B$15M
- Dec 2014Series A$12.5M
- Aug 2014Seed—
#7
Acqui-Hired · Chicago, Illinois · founded 2019 · 50 employees$13.9Mraised▾
Provider of cloud and devops security solutions. The platform offers security solutions for developers and security engineers. Its features include application security design, threat modeling, infra-as-a-code security, security checks, automated security design management, security design enforcement management, change management, and more. It enables users to access the software via subscription-based pricing module.
- Jun 2022Series A$8M
- Jun 2021Seed$5.9M
#8
Seed · Chicago, Illinois · founded 2021$120Kraised▾
Provider of software tools for cybersecurity testing. It is an AI-powered platform that enables software vendors to create proof of concepts for cybersecurity solutions, by the evaluation of tools and comparison. The platform uses artificial intelligence to automate the POC process, making it a resource for cybersecurity professionals.
- 2024Seed$120K
#9
Acquired · Chicago, Illinois · founded 1995 · 1254 employees$60Mraised▾
Provider of cybersecurity suite solutions. It is a cybersecurity and managed security services provider that is focused on managed detection and response, that helps organizations solve threat challenges and close security gaps. It offers a range of services to protect global businesses from evolving threats. It provides visibility into emerging security threats for mitigating them.
- Mar 2014Series B$25.5M
- Oct 2013Series B$24.5M
- May 2004Series A$10M
#10
Acquired · Chicago, Illinois · founded 2004 · 115 employees$14.3Mraised▾
INXPO offers traditional broadcasting and webcasting mediums with the power of social media tools. It has three product offerings: Webcasting, Online Virtual Events and Social Business TV. The company helps brands of all sizes to interact with employees, customers, prospects and partners in a social environment that creates two-way dialogue and measures the impact of the communication. Customers include AON, Concur, Forbes, Cisco and more.
- Feb 2018Series A$1.9M
- Apr 2016Series A$1.4M
- Oct 2012Series A$1.3M
- Jun 2009Series A$9.8M
#11
Acqui-Hired · Chicago, Illinois · founded 2015 · 186 employees$9Mraised▾
Neurensic helps financial institutions reduce risk and ensure regulatory compliance. It provides CORE, an intent-based surveillance solution which leverages AI to detect rogue trading, suspect trading behavior, fraud, and anomaly in trading activities to ensure regulatory compliance. It recognizes patterns of trading that are similar to regulatory inquiries and investigations, thereby helping organizations in identifying the same.
- Mar 2017Seed$1.8M
- Aug 2016Seed—
- Jul 2016Seed$225K
- Dec 2015Seed$500K
#12
Acquired · Chicago, Illinois · founded 2014 · 59 employees$4.6Mraised▾
ThirdParty Trust provides a SaaS-based shared solution for the enterprises and 3rd parties to ensure security, manage risk and prevent breaches. 3PT Vendor intelligence services (VIS) combines algorithmic analysis and collaboration business intelligence with existing data systems. VIS platform offers dynamic & continuous information, centralized risk scoring, intelligence gathering, and compliance assessments. It helps the vendor also to be prepared & compliant with necessary regulations as always requested by the enterprises.
- Jan 2020Seed$4.5M
- Nov 2016Seed$140K
- Jan 2015Seed—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Cybersecurity coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
What Chicago researches in cybersecurity
- University of Illinois Chicago4
- Chicago State University3
- Loyola University Chicago2
- University of Illinois Chicago, Rockford campus2
- University of Chicago1
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.