Top Illinois Security Companies (155)

Atlassian creates teamwork solutions for high-performing teams. Our portfolio of collaboration and work management software products includes Jira, Confluence, Trello, Loom and Rovo. More than 300,000 businesses worldwide rely on Atlassian’s technology, including 80 percent of Fortune 500 companies. Our solutions support various business teams and they help organizations plan, track, and deliver their biggest ideas together.

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...

LogicGate® is the leading AI GRC platform for the Enterprise, helping governance, risk, and compliance teams limit surprises, strengthen resilience, augment program performance, and confidently quantify impact and business value. Built to provide a centralized view of risk and compliance, with AI intelligence woven into the platform's core, LogicGate delivers real-time insights and actionable data to help drive current business...

Netsync specializes in collaboration & unified communications, data center and cloud, network infrastructure and others. NETSYNC is an NMSDC-certified minority business enterprise (MBE), federally certified woman-owned small business (WOSB), and HUB-certified value-added reseller (VAR), specializing in the implementation of comprehensive IT life cycle solutions for a wide array of organizations. As a Cisco Gold, Master Collaboration, and Master Security Partner; an HP...

For more than 40 years, Alarm Systems has been a leader in customized security and home automation solutions. Alarm Systems’ customer service and state of the art technology brings you fast, personal response when you need it most. We design, install, monitor, and service our own security systems. The Total Connect platform keeps you connected to your home no matter...

SGS is the world's leading Testing, Inspection, and Certification company, providing quality and safety control services.

At General Dynamics Mission Systems, a business unit of General Dynamics, we develop mission critical C4ISR solutions across the land, sea, air, space and cyber domains, but that doesn’t tell our whole story. When downed pilots are isolated in enemy territory, our equipment gives them a lifeline to call home. When a student opens a textbook to learn about the universe,...

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.

Motorola Solutions is a global technology company that provides mission-critical communications, video security, and command center software to help protect people, property, and places for public safety agencies and enterprises.

Securitas Security Services USA, Inc. is a leading provider of customized security and guarding solutions. The company offers a comprehensive range of protective services, including on-site guarding, mobile patrols, remote monitoring, and electronic security. They also provide specialized services in fire and safety, corporate risk management through Pinkerton, and professional consulting and investigations to help safeguard people, property, and information.

Marksman Security Corporation is a public safety company that offers security guards and residential security services.

Fortis Fire & Safety brings together locally rooted fire and life-safety companies in a national network, providing fire protection and integrated security services across the United States. Its offerings include fire alarm, sprinkler, suppression, and security systems, plus testing, inspection, service, repair, and design/build work. It serves commercial buildings, marine and port operations, and special-hazard environments, combining local expertise with...

Convergint Federal Solutions is a global, service-based systems integrator and a wholly owned subsidiary of Convergint Technologies. The company provides a suite of programmatic and project management tools to facilitate system optimization at federal and military installations worldwide. They specialize in deploying innovative, scalable security and cybersecurity solutions that ensure consistent risk management and strict adherence to federal regulatory compliance...

Parsons is a digitally enabled solutions provider with a focus on making the world safer, smarter, healthier, more sustainable, and more connected. Founded in 1944, Parsons primarily serves the defense, security, and infrastructure markets. Uniquely qualified to deliver cyber/converged security, technology-based intellectual property, and other innovative services, the corporation delivers state-of-the-art solutions to federal, regional, and local government agencies as...

Andy Frain Services leads in comprehensive security and event solutions, delivering reliable business security for offices, warehouses, plants, and facilities.

Arrow Security is a premier security services company providing high-quality, tailored solutions including armed and unarmed guarding, protective services, and corporate investigations. Founded in 1985, the company emphasizes personalized service and world-class safety, serving diverse sectors such as healthcare, education, retail, and critical infrastructure across multiple states, including New York, Florida, and Texas.

Nerdio is a premier software solution provider, supporting organizations of all sizes looking to deploy, manage, and cost-optimize native Microsoft technologies. We partner with Managed Service Providers (MSPs) and enterprise organizations all over the world to add value on top of their existing Microsoft investments like Azure Virtual Desktop, Windows 365, and Microsoft Intune. Our software helps MSPs and IT pros...

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...

Reliable Safety & Flow Corporation provides connected safety and flow systems for people who design, build, operate, and protect the built world. Its products include fire sprinklers, devices, flexible connections, pipe-joining products, flow-control equipment, valves, fittings, hangers, and supports, complemented by digital performance solutions that help turn specifications into installed systems. It serves owners, engineers, contractors, and distributors across commercial,...

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic Search AI Platform, used by more than 50% of the Fortune 500, brings together the precision of search and the intelligence of AI to enable everyone to accelerate...