Top Cybersecurity Companies (2,268)

SealingTech, a Parsons Company, rapidly delivers innovative, agile cybersecurity solutions that modernize, protect, and defend the networks and systems of the federal government and private enterprise. Founded in 2012 by veteran Ed Sealing, we remain a trusted partner across the DoD. Our team’s first-hand field experience and vast cybersecurity expertise allow us to provide a consultative and collaborative approach in...

AmagisTech is an Italian cybersecurity company building a platform that makes advanced digital-security solutions accessible to small and medium-sized enterprises. Its mission is to democratize security, help Italian businesses become resilient to threats, and relieve them from obsolete and insecure IT. The company aims to become the default solution for securing business in Italy, making robust protection practical for growing...

The Exostar Platform supports exclusive communities within highly regulated industries where organizations securely collaborate, share information, and operate compliantly. Within these communities, we build trust. Over 200,000 companies and agencies and 1,000,000 users in 175 countries trust Exostar to strengthen security, reduce expenditures, raise productivity, and help them achieve their digital transformation initiatives. More than half of the Defense Industrial...

Intras Cloud Services (ICS) is an AI-first managed and enterprise IT services company headquartered in Dallas. It delivers always-on AI-augmented IT operations, enterprise cybersecurity, Microsoft Cloud transformation, and executive AI strategy. Its services include fully managed IT, AI and workflow automation, governance, and sector-specific support for mid-market organizations across healthcare, financial services, government, hospitality, legal, and professional services across North...

LIS Solutions is a woman-owned small business that provides government agencies and businesses with strategic expertise in language, intelligence, and security support services. Its mission is to safeguard people and enable opportunity through strategic, dynamic, and innovative solutions, combining industry-specific technologies with experienced language professionals to deliver effective results for both government and private sector clients.

Security Level 5 is a Bay Area 501(c)(3) nonprofit focused on protecting frontier AI models from priority nation-state threats. It develops the technical roadmap, security standard, architectures, and reference stack for “SL5”—defenses spanning machine, physical, network, personnel, and supply-chain security. The organization convenes AI labs, national-security leaders, engineers, data-center operators, chip providers, researchers, and government participants to make high-assurance AI...

Cyber Centaurs specializes in digital forensics and data breach investigations, providing services for corporate espionage, trade secret theft, white-collar crime investigations, and commercial litigation matters.

Sysdig delivers cloud security the right way with open innovation, agentic AI, and the uncompromising truth of runtime. In a world of black boxes and blind spots, Sysdig helps security and development teams prevent, detect, and respond to threats in the moment. AI is only as powerful as the signals it receives, and Sysdig Sage™ – the first agentic AI analyst...

Founded in 2005, Kinessor is a neutral telecommunications and IT consulting firm based in Quebec, Canada. The company specializes in providing personalized telecom solutions and specialized IT resource augmentation to improve organizational productivity. Their comprehensive range of services includes strategic advisory, application development, network infrastructure, telephony, and cybersecurity, supporting clients throughout their technological evolution using an agile ICT approach.

Artera Technologies is an energetic, employee-focused, woman-owned business that provides innovative software and systems engineering solutions to the Intelligence Community (IC). Founded in 2012, the company specializes in Computer Network Operations (CNO), embedded development, cloud engineering, Artificial Intelligence and Machine Learning (AI/ML), and DevOps support to help solve mission challenges and deliver leading-edge solutions for their customers.

Sandbar builds software to stop financial crimes, including anti-money laundering solutions designed to improve the health of the global financial system.

Qualys, Inc. (NASDAQ: QLYS) is a pioneer and leading provider of disruptive cloud-based security, compliance and IT solutions with more than 10,000 subscription customers worldwide, including a majority of the Forbes Global 100 and Fortune 100. Qualys helps organizations streamline and automate their security and compliance solutions onto a single platform for greater agility, better business outcomes, and substantial cost...

X Corp Solutions, Inc. is a government-focused professional services firm specializing in cybersecurity, intelligence, security, and training. A certified 8(a), Small Disadvantaged Business and Service-Disabled Veteran-Owned Small Business, X Corp provides language and cultural training, cyber and information security services, and program management for federal and defense clients from its headquarters in the Stafford/Quantico, VA area.

Swimlane is an automated security operations platform that enables organizations to automate their response to cyber security threats. Swimlane is used by the Fortune 500, US Federal Government and MSSPs, helping them tackle ever increasing number cyber security attacks, alert fatigue and the vast shortages of qualified security professionals. Automation of cybersecurity has shifted from “nice to have” to a...

Optiv is a security solutions integrator – “one-stop” trusted partner with a singular focus on cybersecurity. Our end-to-end cybersecurity capabilities span risk management and transformation, cyber digital transformation, threat management, security operations, identity and data management, and integration and innovation, helping organizations realize stronger, simpler and more cost-efficient cybersecurity programs that support business requirements and outcomes. At Optiv, we are...

Stop deepfakes before they become a problem with Reality Defender’s proactive AI-generated media detection platform. Detect dangerous AI-generated and manipulated content across audio, video, images, and text with our enterprise-grade API and web app.

OSC Global is an IT, cybersecurity, and professional services company that unites mission-driven expertise with technology to protect organizations worldwide. Through its companies and platforms, it delivers secure, resilient solutions and world-class IT and cybersecurity services across industries and borders. Formed as a Cook Inlet Region, Inc. subsidiary, it combines technology, talent, and strategy to safeguard critical missions and enable...

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.

SBS CyberSecurity, LLC is a premier cybersecurity consulting and audit firm dedicated to helping organizations identify and understand cybersecurity risks. They provide customized risk management solutions, network security, auditing, and education to empower business leaders in making informed, proactive security decisions. Their mission is to protect critical infrastructure from threats through innovative risk management, specifically serving heavily regulated sectors like...

Crogl is the only autonomous knowledge engine for security operations. It investigates every alert and executes threat hunts by continuously learning your processes with speed, consistency, and depth. Our mission: Enable every security analyst be effective as the entire team. What can Crogl do for you? Autonomous Alert Investigations: Our AI system handles the triage and investigation of every alert, requiring...