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Illinois' Top 21 Information Security Companies

4
min read
Top 21 information security companies in Illinois Main

Illinois' Top 21 Information Security Companies

4
min read
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Top 21 information security companies in Illinois Main
Top firms trust Inven to find niche companies

Information security is a rapidly growing industry that addresses the ever-important issue of safeguarding data in today's interconnected world. In Illinois, it's an industry shaped by leading companies offering state-of-the-art services and cutting-edge solutions, aiming to mitigate cyber threats. These firms, whether they are consultancies focusing on cybersecurity strategies, or technology companies specializing in diverse IT solutions, excel in data protection. They provide an array of tools and services, ranging from vulnerability testing, security assessments, cloud services, to identity access, and network security. The industry's direction? Continual growth and innovation, converging with evolving technologies, such as Artificial Intelligence, to more effectively combat emerging threats.


Top 21 information security companies in Illinois

1. Sentinel Technologies

  • Website: sentinel.com
  • Headquarters: Downers Grove, Illinois, United States
  • Founded: 1982
  • Headcount: 501-1000
  • Latest funding type: Series Unknown
  • LinkedIn

Sentinel is an independent technology company offering integrated, customized IT solutions. They provide security assessments, prevention, and operations services, as well as application security, identity access, and network security. Additionally, they offer cloud migration, collaboration, and managed infrastructure services. Sentinel specializes in serving various industries and has a strong focus on security and customer support.


2. Ascend Technologies

Team Ascend is a cybersecurity consulting company that specializes in helping businesses protect their data and systems from cyberattacks. They offer a range of services including cybersecurity assessments, vulnerability scanning, incident response, and endpoint security. With their expertise and comprehensive solutions, Team Ascend empowers businesses to safeguard their valuable assets and maintain a strong security posture.


3. SecureTrust

  • Website: securetrust.com
  • Headquarters: Chicago, Illinois, United States
  • Founded: 2001
  • Headcount: 201-500
  • Latest funding type: Acquired
  • LinkedIn

SecureTrust is a leading provider of security and compliance solutions. They specialize in helping businesses protect their sensitive data and ensure regulatory compliance. With a comprehensive suite of services, including vulnerability management, PCI compliance, and penetration testing, SecureTrust helps companies mitigate risk and maintain a secure environment.


4. Verve Industrial Protection

Verve Industrial is a cybersecurity company specialized in providing OT/ICS endpoint security solutions for Fortune 500 Power Generation, Pharmaceuticals & Medical Device, Manufacturing, and Water industries. Their platform, Verve Security Center, offers services like asset inventory, vulnerability management, patch management, configuration management, incident response, and backup & restore. They aim to integrate protection and defense software with network controls to ensure long-term security in OT/ICS environments.


5. Network Perception

Network Perception is a company that helps organizations achieve security-compliance. They offer software solutions for critical asset protection and cyber resilience. Their NP-View tool is used by auditors for network compliance assessments. With their expertise in cybersecurity and network segmentation visualization, they provide intuitive and proactive solutions to secure critical assets.


6. onShore Security

  • Website: onshore.com
  • Headquarters: Chicago, Illinois, United States
  • Founded: 1991
  • Headcount: 51-200
  • LinkedIn

onshore.com is a cybersecurity company that supplies, monitors, and supports a wide variety of technology solutions. They offer managed security services, including managed detection and response, vulnerability management, and security assessments. Their expertise lies in protecting customer data and helping organizations achieve compliance with government and industry regulations. With a strong focus on cybersecurity leadership, onshore.com empowers IT teams and provides constant network vigilance to ensure network security.


7. LeadingIT

LeadingIT is an IT services company that provides comprehensive support, technology solutions, and cybersecurity services to organizations in the Chicagoland area. They offer managed IT services, including server and network management, firewall maintenance, and email management. With a focus on cybersecurity, they implement layers of protection and proactively safeguard organizations from cybercrime and ransomware threats. As a Datto Blue Diamond Partner, they specialize in secure data backup and disaster recovery solutions. LeadingIT is known for their fast and friendly support, responsive communication, and commitment to delivering the right technology solutions for businesses.


8. Legion Star

Legion Star is a company that offers advisory and integration solutions for cybersecurity-as-a-service. They specialize in cloud transformation, user access reviews, data migration, AD security, cloud security, GRC and SoD management, and identity and access management for ERP/HRIS/CRM security. They also provide privileged access management and risk & compliance assessments.


9. Strategic Solutions, Inc.

  • Website: ssiusa.com
  • Headquarters: Oak Brook, Illinois, United States
  • Founded: 1990
  • Headcount: 51-200
  • LinkedIn

SSI is an IT services provider specializing in 24/7 Service Desk Support and Cyber Security Operations. They aim to make IT simple and secure for their customers so they can focus on their core business.


10. Securion

  • Website: securion.io
  • Headquarters: Chicago, Illinois, United States
  • Founded: 2014
  • Headcount: 51-200
  • LinkedIn

Securion.io offers identity access management solutions to empower users, simplify account administration, and streamline auditing tasks. Their experts design and implement robust solutions leveraging existing directory services, ensuring easy and secure access to critical data. With a focus on reducing risk and improving security awareness, Securion.io helps businesses adhere to compliance requirements and enhances IT flexibility and operational efficiencies.


11. Xamin

  • Website: xamin.com
  • Headquarters: Lincolnshire, Illinois, United States
  • Founded: 1999
  • Headcount: 11-50
  • Latest funding type: Acquired
  • LinkedIn

Xamin is a managed IT solutions and support provider offering infrastructure, security, data protection, and cloud services. With over 20 years of experience, Xamin helps organizations align their goals and people with the right technology, security, policies, and best practices. They prioritize cyber resilience and offer 24/7 monitoring, alerting, and support. As a SOC2 certified company, Xamin ensures confidentiality and security, backed by third-party audits. They provide a full suite of technology solutions, including endpoint encryption, DNS uptime maximization, and vulnerability scanning. Xamin is known for its expertise in IT consulting and professional services.


12. DOT Security

dotsecurity.com provides managed cybersecurity services with a focus on tailored solutions for businesses of all sizes. Their vCISO team ensures complete coverage and compliance with regulations using the NIST framework. They offer services such as identity and access management, endpoint protection, network security monitoring, and secure data protection.


13. CampusGuard

CampusGuard is a cybersecurity and compliance company that offers a unified approach to organizations on campuses. They provide services such as IT security assessments, vulnerability scanning, web app scanning, and penetration testing. CampusGuard helps ensure the protection of sensitive data and compliance with regulations.


14. Konsultek

Konsultek is a security intelligence provider that offers services to connect, protect, inform, and manage client information. They specialize in security analysis, risk assessment, vulnerability assessments, and penetration testing.


15. Agility Network Services, Inc.

Agility Networks is a Chicago-based IT consulting company specializing in network management and security services. They offer comprehensive IT solutions to businesses, including network audits, cybersecurity, cloud migration, and remote monitoring. With a team of highly experienced consultants, Agility Networks ensures secure and efficient IT operations, meeting the demands of modern businesses with multiple devices per employee.


16. MCC Technology

  • Website: mcctech.com
  • Headquarters: St. Charles, Illinois, United States
  • Founded: 1979
  • Headcount: 11-50
  • LinkedIn

MCC Technology is a trusted provider of IT support and managed services for businesses in St. Charles and the Fox Valley. They offer flat rate IT and managed services, ensuring cost savings and preventing technology breakdowns. Their services include cybersecurity, data backup and recovery, hardware as a service, hosting services, and cloud computing.


17. We Secure Cyber Security

We Secure, Inc. is a trusted IT security and support service provider for businesses in Chicagoland. They offer managed services, network solutions, IT support, data backup and recovery, cloud computing, and network security.


18. Hellfire Security

Hellfire Security is a cybersecurity company offering penetration testing, managed firewall, and managed intrusion detection/prevention services to help clients identify and address vulnerabilities in their systems, applications, and networks.


19. Rivalime

Rivalime is an IT solution company that provides data center security solutions, including identity and access management, intrusion detection and prevention systems, and privileged access management. They offer design, implementation, and maintenance services as per industry standards.


20. ACT Network Solutions

ACT Network Solutions is an IT services company that provides managed IT services, cloud services, computer security, and HIPAA IT services for small businesses. They specialize in helping healthcare businesses and other covered entities meet HIPAA legislation requirements.


21. Fortis By Sentinel

Sentinel Technologies proudly presents Fortis: a comprehensive portfolio of security services and solutions designed to proactively protect every aspect of your digital and physical environment. Our goal is to ensure your organization has the most effective tools to defend its systems, data, and users against an ever-evolving threat landscape.


Want to find more information security companies?


If you want to find more companies that offer an array of digital protection tools and services you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


With Inven you'll also get to know the company's:


  • Ownership: Which of these are private equity backed? Which are family-owned?
  • Contact data: Who are the owners and CEO's? What are their emails and phone numbers?
  • Financials: How do these companies perform financially? What are their revenues and profit margins?

...and a lot more!

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