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Top Illinois Cybersecurity Companies (50)

Caterpillar
Artificial Intelligence • Cloud • Internet of Things • Software • Cybersecurity • Industrial
Cat Digital uses digital technologies to help Caterpillar Inc. customers build a better, more sustainable world.

Cat Digital is the digital and technology arm of Caterpillar Inc., responsible for bringing digital capabilities to our world-famous yellow iron. With over 1.5M connected assets worldwide, our teams use data, technology, advanced analytics and AI capabilities to help our customers build a better world.

Caterpillar
CSC
Fintech • Legal Tech • Software • Financial Services • Cybersecurity • Data Privacy
40 Offices
8,500 Employees
55 Benefits Hiring Now
CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world.

CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world. With more than 8,000 employees, CSC operates in more than 140 jurisdictions, delivering solutions that help businesses thrive. We pride ourselves on our client-focused approach, market-leading expertise, and unmatched global reach.

CSC
PwC
Artificial Intelligence • Professional Services • Business Intelligence • Consulting • Cybersecurity • Generative AI
74 Offices
370,000 Employees
67 Benefits See Our Teams Hiring Now
Grow here. Go further.

Build what’s next — with tech that matters PwC provides professional services across Audit and Assurance, Advisory and Tax — powered by a global network of over 370,000 people in 149 countries. You may know us for our business expertise, but technology is core to how we help clients move faster, build trust and deliver meaningful outcomes. As a technologist, you’ll work...

PwC
Mastercard
Blockchain • Fintech • Payments • Consulting • Cryptocurrency • Cybersecurity • Quantum Computing
We are a global technology company in the payments industry.

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...

Mastercard
CNA
Cloud • Insurance • Professional Services • Analytics • Cybersecurity
Chicago, Illinois, USA
7,000 Employees
51 Benefits Hiring Now

CNA is one of the largest U.S. commercial property and casualty insurance companies. Backed by more than 125 years of experience, CNA provides a broad range of standard and specialized insurance products and services for businesses and professionals in the U.S., Canada and Europe. As a company of allies, we understand the importance of fostering an inclusive and supportive culture...

CNA
Capco
Fintech • Professional Services • Consulting • Energy • Financial Services • Cybersecurity • Generative AI
24 Offices
6,000 Employees
37 Benefits Hiring Now
Be Yourself at Work, Make a Difference, and Act with Integrity are our values at Capco.

Capco, a Wipro company, is a global management and technology consultancy specializing in driving transformation in the energy and financial services industries. Capco operates at the intersection of business and technology by combining innovative thinking with unrivalled industry knowledge to fast-track digital initiatives for banking and payments, capital markets, wealth and asset management, insurance, and the energy sector. Capco’s cutting...

Capco
UncommonX
Artificial Intelligence • Information Technology • Software • Analytics • Cybersecurity • Generative AI
Chicago, Illinois, USA
40 Employees
30 Benefits Hiring Now
Cybersecurity is reactive, complex, and costly. We're out to change that.

Recognized by Crain’s as one of 2025’s Most Innovative Companies, UncommonX helps customers move from reactive defense to proactive resilience, with the context, prioritization, and insights needed to reduce risk and respond with precision. We believe cybersecurity should deliver more than alerts — it should deliver clarity, confidence, and control. That’s why we built an AI-powered Exposure Management platform that gives...

UncommonX
Cloudflare
Cloud • Information Technology • Security • Software • Cybersecurity
13 Offices
4,400 Employees
67 Benefits Hiring Now
Helping Build a Better Internet

Cloudflare, Inc. (NYSE: NET) is the leading connectivity cloud company on a mission to help build a better Internet. It empowers organizations to make their employees, applications and networks faster and more secure everywhere, while reducing complexity and cost. Cloudflare’s connectivity cloud delivers the most full-featured, unified platform of cloud-native products and developer tools, so any organization can gain the...

Cloudflare
Huntress
Information Technology • Cybersecurity
Huntress is people-powered cybersecurity for all businesses, not just the 1%.

Founded in 2015 by former NSA cyber operators, Huntress protects all businesses—not just the 1%—with enterprise-grade, fully owned and managed cybersecurity products at the price of an affordable SaaS application. The Huntress difference is our One Team advantage: our technology is designed with our industry-defining Security Operations Center (SOC) in mind and is never separated from our service. We protect...

Huntress
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TransUnion
Big Data • Fintech • Information Technology • Business Intelligence • Financial Services • Cybersecurity • Big Data Analytics

TransUnion is a global information and insights company that makes trust possible by ensuring that each consumer is reliably and safely represented in the marketplace. We do this by having an accurate and comprehensive picture of each person. This picture is grounded in our legacy as a credit reporting agency which enables us to tap into both credit and public record...

TransUnion
Motorola Solutions
Artificial Intelligence • Hardware • Information Technology • Security • Software • Cybersecurity • Big Data Analytics
24 Offices
21,000 Employees
48 Benefits Hiring Now
We help people be their best in the moments that matter.

About Motorola Solutions | Solving for safer Safety and security are at the heart of everything we do at Motorola Solutions. We build and connect technologies to help protect people, property and places. Our solutions foster the collaboration that’s critical for safer communities, safer schools, safer hospitals, safer businesses, and ultimately, safer nations.

Motorola Solutions
Cisco Meraki
Hardware • Information Technology • Security • Software • Cybersecurity • Conversational AI
6 Offices
3,000 Employees
90 Benefits See Our Teams
Cisco Meraki simplifies powerful technology so that passionate people can focus on their mission.

Meraki is a Greek word meaning “something done with soul, creativity, or love.” With this name as our mantra, we’re building a welcoming workplace that attracts eclectic, curious, purposeful people who unite to ignite our customers’ passions. Together, we create powerful, simple technology with the potential to change everything.

Cisco Meraki
Network Perception
Security • Software • Cybersecurity
Chicago, Illinois, USA
25 Employees
36 Benefits
Protecting Mission-Critical Assets

Network Perception protects mission-critical assets by empowering cybersecurity and compliance teams to achieve high levels of cyber resiliency through verification, visibility, and velocity. Built by a government-funded research team of cybersecurity and industry experts in network security and critical infrastructure protection, the NP-View platform is the industry standard to verify network segmentation and visualize industrial control network environments. As a small,...

Network Perception
Keeper Security, Inc.
Mobile • Security • Software • Cybersecurity
2 Offices
350 Employees
35 Benefits Hiring Now
We are the top-rated password manager for protecting you, families & businesses from data breaches.

Keeper Security is the world's leading cybersecurity software company for securing and managing passwords and digital assets online. We were founded in 2011 and protect millions of consumers and thousands of business clients globally with our best-in-class encryption technology.

Keeper Security, Inc.
Flexera
Big Data • Cloud • Information Technology • Software • Business Intelligence • Cybersecurity
15 Offices
2,000 Employees
34 Benefits Hiring Now
We help companies turn technology into a competitive advantage, whether they make it or use it.

Flexera delivers SaaS-based IT management solutions that enable enterprises to accelerate digital transformation and multiply the value of their technology investments. We help organizations inform their IT with definitive visibility into complex hybrid IT ecosystems, providing unparalleled IT insights that allow them to seize technology opportunities. And we help them transform their IT with tools that deliver actionable intelligence across...

Flexera
Darktrace
Security • Cybersecurity
15 Offices
1,763 Employees
Hiring Now

Darktrace, a global leader in cyber security AI, delivers world-class technology that protects over 5,500 customers worldwide from advanced threats, including ransomware and cloud and SaaS attacks. The company’s fundamentally different approach applies Self-Learning AI to enable machines to understand the business in order to autonomously defend it. Headquartered in Cambridge, UK, the company has 1,500 employees and over 30 offices worldwide. Darktrace...

Darktrace
Cyber Managed Services Inc.
Artificial Intelligence • Cloud • Information Technology • Software • Cybersecurity
4 Offices
22 Employees

We are at the forefront of Gen AI cybersecurity using Microsoft Defender XDR + Microsoft Sentinel, powered by Microsoft Copilot for Security and our expert insights. We offer 24x7 comprehensive managed Extended Detection and Response (XDR), Identity Threat Detection & Response (ITDR), Data Security and Security Exposure Management services. Numerous leading mid-sized organizations operating in 37+ countries across 4 continents depend...

Cyber Managed Services Inc.
ELEKS
Healthtech • Information Technology • Software • Analytics • Consulting • Cybersecurity • App development
18 Offices
2,000 Employees
Hiring Now
Your trusted partner for guaranteed software delivery.

ELEKS is the partner of choice for many of the world's leading enterprises, SMEs and technology challengers. We help businesses elevate their value through custom software development, product design, QA and consultancy services. We deliver high tech innovations to Fortune 500 companies, big enterprises and technology challengers, improving the ways they work and boosting the value they create for the modern...

ELEKS
Coro
Artificial Intelligence • Cloud • Information Technology • Security • Software • Cybersecurity • Data Privacy
6 Offices
330 Employees
64 Benefits
Coro cybersecurity modules snap together with a click of a button. No integration, no headaches.

We are a cybersecurity software company. Coro’s AI enabled Modular Cybersecurity Platform is the only one in the industry specifically designed to provide Mid-Market customers with scalable and affordable “enterprise grade” protection for all of their priority threat vectors. Our platform has aided us in being able to raise $100 million in Series D funding in March of 2024, bringing...

Coro
Empirical Security
Cybersecurity
Chicago, Illinois, USA
10 Employees
Hiring Now

Empirical builds mathematical models for security data. We maintain the world’s most advanced global models for cybersecurity, and we build local models that respond to your enterprise’s specific context and threat landscape.

Empirical Security

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