Top Washington, DC Cybersecurity Startups (56)

Nisos is a human risk intelligence and managed investigations company that protects organizations and their people from human-driven and digital threats by operating as an extension of their security, intelligence, and legal teams. It leverages a team of expert analysts, specialized in open-source intelligence and adversary tradecraft, to provide actionable intelligence that addresses complex risks like executive threats, insider fraud,...

NXTKey Corporation is a growing business that helps customers build, manage and protect their informational assets by delivering best-in-class solutions across cloud, mobile and on-premise. Our holistic approach helps ensure security is a key component of our customers’ business strategy, not an afterthought. As a result, our customers experience a better return on their investment in us and in the...

ITC Defense Corp. is a dynamic, technology-based, HUBZone-certified business in the global defense market. Our core capabilities in systems engineering and software development have positioned us to provide value added capabilities in today's transitioning marketplace. ITC is also at the forefront of information security technology integration and cyber resilience, leveraging commercial and government best practices to create innovative solutions to...

KTS (also known as 'KOJU') is a woman-owned small business founded in 2009 that specializes in delivering customer-centric and innovative technology solutions. The company provides state-of-the-art results that adhere to industry standards and are aligned with the evolving landscape of today's technology. Their mission is to ensure increased efficiency and a better tomorrow through the delivery of practical and top-quality...

LightFeather is a Woman Owned Small Business (WOSB) and Service Disabled Veteran Owned Small Business (SDVOSB). We are a forward leaning and edgy startup that is ready to change the world and improve the federal government, one organization at a time. We don’t just stay on the cutting edge, we push the edge further. LightFeather was founded in 2018 to be...

CMT Services, Inc. is an SBA-certified HUBZone and Woman-Owned Small Business that serves as a leading business services solution provider for government and commercial entities. The company specializes in delivering a broad range of high-quality solutions across Consulting, Management, and Technology, including IT consulting, cybersecurity, and program management, focusing on supporting the strategic business goals of its diverse customer base.

DNSFilter is redefining how organizations secure their largest threat vector: the Internet itself. DNSFilter is making the Internet safer and workplaces more productive by blocking threats at the DNS layer. DNSFilter resolves upwards of 130 billion daily queries. With 79% of attacks using Domain Name System (DNS), DNSFilter provides the world’s fastest protective DNS powered by AI, blocking threats an...

Zetier develops world-class cybersecurity products that protect our nation and our communities.

Axxum Technologies is a premier provider of Network Communications and Information Technology Security Solutions.

D2 Consulting provides services to the Federal Government focused in the following three area's We leverage D2 Consulting engineering, operations and governance best practices to efficiently and effectively deploy, maintain and continuously improve IT services and solutions. This includes not only engineering solutions such as VDI and providing direct support to operations but also deploying the tools to instrument and maintain...

G2 Ops is a preferred provider of analytical and innovative solutions in the following areas: - Model-Based Systems Engineering - Cybersecurity Requirements, Analysis, and Threat Assessment - Cybersecurity Consulting Strategic vision: G2 Ops helps companies stay ahead of cyber crime and IT threats by identifying and measuring weaknesses before incidents occur, then providing remediation priorities based on individual business and financial risk thresholds.

At GEM Technologies, our mission is to provide personalized service and ensure client satisfaction by using technology best practices to solve business needs. We provide solutions across many different areas including virtualization, disaster recovery, cloud based computing, hosting services, security consulting and many more.

Cogent Security is a cybersecurity firm specializing in AI-driven vulnerability management solutions, aiming to remove cyber threats as a barrier to human progress and safety.

Former military officers who stood up U.S. Army Cyber Command and pioneered modern weapons system cyber assessments founded Shift5 to transform untapped operational technology into actionable insights that enable peak performance and cyber resilience for America’s defense and transportation systems. Built for the field and tested in the most demanding environments, Shift5's Operational Intelligence platform equips operations, maintenance, and cybersecurity teams...

GXM Technologies is an SBA Certified Service-Disabled Veteran-Owned Small Business founded in 2008 that builds and scales mission-ready government solutions. They partner with defense and federal teams to deliver AI-enabled, cloud-secure, and end-user-tested capabilities. By combining strategy, engineering, data, and operations expertise, GXM helps organizations turn innovation into operational application and accelerate critical mission decisions and execution.

T-Rex is a proven mid-tier firm blazing new paths in federal government IT modernization and transformation. T-Rex has been recognized as a “fastest growing company” on the Inc. 5000 list. We leverage deep technical expertise in Systems Integration and Development, Cloud Adoption and Infrastructure Optimization, Cybersecurity, Data Engineering and Analytics, and Mission Critical Services for our public sector clients. T-Rex has...

CyBourn is passionate about protecting governments, businesses, and consumers from cyber threats. We are an Extended Detection and Response (XDR) organization with a unique approach towards servicing clients. Our Security Operations Center (SOC) combines advanced monitoring services and threat detection capabilities with best-in-class business risk assessment to provide the optimal incident response approach for every client. We integrate threat intelligence, event...

Red5 is a strategic intelligence and consulting firm that provides managed protective intelligence, executive security, threat monitoring, privacy, and risk assessment services for organizations, executives, family offices, and high-profile individuals.

Catapult Consultants, LLC is a global professional services and management consulting company and government contractor specializing in business, analytical, and information systems solutions. A cleared small business founded in 2001, it sits at the convergence of cyber threat and data analytics services, supporting mission-critical programs for the Federal Government across the Intelligence Community, Defense, and Civilian sectors, with expertise in...

For over 20 years, TDI’s one and only passion has been delivering cybersecurity solutions to effectively manage the business of cyber. At the global vanguard of innovation, we created Cybersecurity Performance Management (CPM) and the industry-leading CPM platform, CnSight®. Combining CnSight® with our remarkable historical experience and our exceptional capabilities of cyber operations and compliance, we offer Managed Cybersecurity Performance,...