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Top Chicago, IL Cybersecurity Companies (50)

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...

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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...

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Mastercard
Boeing
Aerospace • Information Technology • Software • Cybersecurity • Design • Defense • Manufacturing
31 Offices
170,000 Employees
27 Benefits Hiring Now
Explore New Horizons

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...

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Boeing
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.

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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.

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CSC
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...

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Capco
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...

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Huntress
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...

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TransUnion
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...

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UncommonX
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Motorola Solutions
Artificial Intelligence • Hardware • Information Technology • Security • Software • Cybersecurity • Big Data Analytics
24 Offices
23,000 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.

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Motorola Solutions
Northern Trust
Artificial Intelligence • Cloud • Fintech • Information Technology • Analytics • Financial Services • Cybersecurity
15 Offices
24,000 Employees
60 Benefits See Our Teams
Dynamic careers. Brighter futures. Achieve greater.

As a global leader in innovative wealth management, asset servicing and investment solutions, Northern Trust (Nasdaq: NTRS) is proud to guide the world’s most successful individuals, families and institutions by remaining true to our enduring principles of service, expertise and integrity. A globally recognized Fortune 500 Company in continuous operation since 1889, we’ve built a legacy of empowering clients to reach...

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Northern Trust
PCS International
Cybersecurity
Inverness, Illinois, USA
36 Employees

Reclaim your time and focus on your business by leaving the IT solutions to us. PCS International is a comprehensive solution provider satisfying the Information Technology hardware, software, and professional service requirements for small & medium businesses. We are committed to offering cutting-edge technologies with outstanding customer support at a great value.

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PCS International
Cog Systems
Software • Cybersecurity
Chicago, Illinois, USA
18 Employees

Cog Systems, a cyber security company. Cog built and enabled the world's most secure connected devices, provided advanced operating system and platform development products and services for smart, connected and IoT devices. Our founding staff developed the OKL4 Microvisor at Open Kernel Labs (acquired by General Dynamics C4 Systems) and have each more than decade of specialist experience in the field, including...

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Cog Systems
Focal Point Data Risk
Information Technology • Cybersecurity
6 Offices
217 Employees

Focal Point Data Risk, formerly Cyber Risk Management (CRM), is a leading data risk management services company.

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Focal Point Data Risk
Chicago Computer Network
Artificial Intelligence • Information Technology • Security • Consulting • Cybersecurity • Big Data Analytics • Data Privacy
Schaumburg, Illinois, USA
5 Employees
13 Benefits
Are you tired of dealing with IT problems that slow down your business?

Chicago Computer Network is a complete technology solution provider for businesses in Chicago and surrounding areas. We have a team of talented IT professionals who can solve your IT nightmares once and for all. Whether you need network security, managed IT services, email spam protection, or any other IT service, we have you covered. We are 100% committed to your satisfaction...

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Chicago Computer Network
Mental Health Technologies (MHT)
Artificial Intelligence • Cloud • Cybersecurity
Aurora, Illinois, USA
20 Employees
Automating Behavioral Health Screening and Referrals to Improve Clinical Care and Revenue.

MHT’s SmarTest® AI integrates with your EMR, eliminating administrative burden. The screening process is customizable based upon your specialty, clinical and financial goals. By strategically enabling add-on CPT codes and enhancing ancillary service offerings, MHT can unlock new revenue streams and boost overall clinic profitability. We offer Risk-Free Proof of Concept Trials to qualified healthcare providers. Contact us to learn...

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Mental Health Technologies (MHT)
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.

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Empirical Security
LeadingIT
Cloud • Hardware • Information Technology • Software • Database • Cybersecurity • Data Privacy
4 Offices
38 Employees
32 Benefits
Chicago's Most Trusted Managed IT Services Partner – Join a Team That Actually Cares Own IT With Us at LeadingIT!

We cybersecure your organization. LeadingIT provides fast+friendly cybersecurity and technology (unlimited) support for nonprofits, manufacturers, schools, accounting firms, religious organizations, government, and law offices with 10-200 employees across the Chicagoland area.

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LeadingIT
oak9
Cloud • Information Technology • Security • Software • Cybersecurity
Chicago, Illinois, USA
40 Employees
39 Benefits
oak9 exists to power security at the speed of modern development.

At oak9, we are passionate about removing the friction between development and security so that businesses can achieve development velocity and agility without compromising on security. We are a SaaS company with a cloud native security automation platform that analyzes infrastructure-as-code and seamlessly integrates into existing development workflows to build applications that are secure and compliant by design.

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oak9
Convergint Federal Solutions
Schaumburg, Illinois, USA
4,621 Employees
Hiring Now

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,...

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Convergint Federal Solutions

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