Top Illinois Cybersecurity Companies (55)

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...

A leading global aerospace company and top U.S. exporter, Boeing develops, manufactures and services commercial airplanes, defense products and space systems for customers in more than 150 countries. Our U.S. and global workforce and supplier base drive innovation, economic opportunity, sustainability and community impact. Boeing is committed to fostering a culture based on our core values of safety, quality and...

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.

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...

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.

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...

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...

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...

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...

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...

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.

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.

OneTrust, the AI-Ready Governance Platform™, enables innovation through the responsible use of data and AI. Trusted by over half of the Fortune 500, we help businesses govern well and move fast, turning responsible data use into a catalyst for growth.

TradingBlock was recently named the 2025 Best Brokerage for Options Trading by Benzinga based on our commitment to providing investors, active traders, and investment professionals intuitive, fully customizable brokerage and trading solutions.

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...

As the world moves to a mobile-first economy, businesses need to modernize how they acquire, engage with and enable consumers. Prove’s phone-centric identity tokenization and passive cryptographic authentication solutions reduce friction, enhance security and privacy across all digital channels, and accelerate revenues while reducing operating expenses and fraud losses. Over 1,000 enterprise customers use Prove’s platform to process 20 billion...

Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence. At Convergint, our top priority is service in every way — service to customers, colleagues, and community. As an integrator, Convergint works alongside a global network of partners and manufacturers to design, install, and service electronic security, cybersecurity, fire and life safety, building automation,...

You rely on technology every day, but is it really working for you? Maybe it feels like IT is just one more thing holding your business back. You’ve dealt with recurring issues, sluggish support, missed opportunities, and rising security risks. You’ve invested time and money, but it’s not translating into real progress—or a competitive advantage. You want more than a vendor. You want a...

Rhodian Group helps businesses build and manage their network environments with predictably priced managed IT services so they can focus on their core strengths and growth initiatives. They also help businesses identify and reduce cybersecurity and non-compliance risks. Their combination of IT, cybersecurity, and compliance services helps businesses operate safely, while complying with industry mandates and regulatory requirements.

Our platform gives organizations a complete view of where their data lives, how it’s used, and how to keep it safe, so they can reduce risk and unlock the full value of their data, wherever it is. Backed by more than $1.7 billion in funding from top-tier investors including Accel, Blackstone, Coatue, Cyberstarts, Georgian, Lightspeed, and Sequoia, Cyera’s unified data...