Best Cybersecurity Companies in Washington, DC, United States
The 73 best Cybersecurity companies in Washington, DC, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Virtru.
Our analysis of 71 Cybersecurity companies
$12.5b in tracked funding; 100% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Cybersecurity companies in Washington, DC
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Virtru Data security platform for email, files, and apps, powered by OpenTDF | $141M | 11 mo ago | 2 | Will Ackerly Co-Founder | HubSpot CMS HubApple iCloud MailGoogle Workspace+35 | Top 1M | 53 patents Enterprise data encryption, attribute-based access control, and containerized application security. | 1 partnership |
| 2 | Digital Signal Provider of 3D facial recognition system | $102M | 126 mo ago | 80 | Edward A Hart Co-Founder | — | — | 167 patents Advanced lidar coherence, 3D imaging, and biometric face processing technologies. | — |
| 3 | Adlumin Cloud based user and entity behavior analytics platform | $101M | 32 mo ago | 12 | Timothy Evans Co-Founder & VP | WordPressApple iCloud MailMicrosoft 365+34 | Top 10M | 7 patents Financial data analytics and anomaly detection for core banking systems | — |
| 4 | Sayari Compliance and risk management solution for banking industry | $65M | 57 mo ago | 104 | Benjamin Power Co-Founder & COO | WordPress Site EditorWordPressApple iCloud Mail+21 | Top 5M | — | — |
| 5 | DNSFilter Provider of cloud-based DNS filtering and cyber security solutions | $51M | 34 mo ago | 136 | Brian Gillis Co-Founder | SentryCannyZendesk+43 | Top 5M | 2 patents Detecting and mitigating typographical domain name errors for DNS security | 1 partnership |
| 6 | Sublime Security Offering anti phishing email security solution | $30M | 7 mo ago | 14 | Josh Kamdjou Co-Founder & CEO | WebflowVercelPostHog+14 | Top 5M | — | — |
| 7 | The Demex Group Provider of reinsurance solutions for non-catastrophic weather-related losses for insurers | $28M | 21 mo ago | 20 | — | WebflowMicrosoft Advertisingcore-js+13 | Top 50M | — | 1 launch · 1 award |
| 8 | GreyNoise Provider of real-time network threat intelligence for modern security defense | $21M | 48 mo ago | 47 47 → 62 (+32%) | Andrew Morris Founder & CEO | WebflowAmazon Web ServicesAtlassian Statuspage+32 | Top 5M | — | — |
| 9 | ID Dataweb Cloud-based managed identity and attribute verification solution | $20M | 24 mo ago | 29 29 → 45 (+55%) | — | WordPressMySQLPHP+26 | Top 5M | 10 patents Trusted digital identity management and personal data monetization platforms | 1 launch |
| 10 | Securiport Biometrics based security solutions provider | $15M | 89 mo ago | 56 | Enrique Segura CEO & President | WordPressApple iCloud MailMicrosoft 365+19 | Top 1M | 47 patents Video-based vital-sign extraction and anti-spoofing for biometric authentication | — |
| 11 | Cinder Provider of a platform offering decision support software | $14M | 42 mo ago | 22 | Brian Fishman Co-Founder & Chief Strategy Officer | — | — | 2 patents Multimedia content analysis across heterogeneous audio and video sources | 1 job opening |
| 12 | Thycotic Provider of privileged access management solutions | $10M | 81 mo ago | 298 | Bob Gagnon Vice President | — | — | — | — |
| 13 | Tidal Provider of cyber security management services | $9M | 10 mo ago | 22 | Frank Duff Co-Founder & Chief Innovation Officer | SentryApple iCloud MailMUI+15 | Top 10M | — | — |
| 14 | BreachRx Incident response platform | $6M | 13 mo ago | 9 | Andy Lunsford Founder & CEO | WordPressMySQLPHP+35 | Top 50M | 6 patents Automated breach response data collection, correlation, and remediation workflow management. | 1 launch |
| 15 | Knostic Provider of need-to-know access controls for Generative AI | $3M | 15 mo ago | — | Gadi Evron Co-Founder & CEO | HubSpot CMS HubEnvoyBootstrap+16 | Top 5M | 2 patents AI-driven content moderation for conversational assistants | 1 partnership · 1 award |
| 16 | HyperQube Provider of cyber range as a service | $3M | 70 mo ago | 7 | Craig Stevenson Founder& CEO | — | — | — | — |
| 17 | KeyCaliber Provider of cyber risk analytics and vulnerability assessment solutions | $3M | 55 mo ago | 9 | — | Cart FunctionalitySquarespace CommerceSquarespace+16 | Top 50M | — | — |
| 18 | Pyrra Technologies Cloud based threat intelligence for protection against disinformation | $2M | 36 mo ago | 2 | Rebecca Jones Co-Founder & COO | — | — | — | — |
| 19 | GovReady Offers an open source GRC platform | $1M | 123 mo ago | 2 | Greg Elin CEO | — | — | — | — |
| 20 | Ziklag Systems Secure smartphones and mobile | $1M | 168 mo ago | — | Stephen D. Bryen Founder | — | — | — | — |
| 21 | Uppidy Data security solution | $900K | 159 mo ago | 5 | Navroop Mitter CEO | — | — | — | — |
| 22 | Cyph Quantum-resistant encrypted communication and telehealth solutions prioritizing user privacy | $500K | 129 mo ago | 3 | Joshua Boehm Chief Operating Officer/Co-Founder | WordPressMySQLPHP+21 | Top 50M | 33 patents Secure group communication protocols and cryptographic code‑signing for web applications | — |
| 23 | PerCredo Cyber security consulting, resller and stealth mode security product development | $250K | 121 mo ago | 4 | Skip Muller Co-Founder & CEO | — | — | — | — |
| 24 | The Cynja Online cybersecurity courses for kids and families | $230K | 132 mo ago | 3 | Heather C Dahl Co-Founder & CEO | — | — | — | — |
| 25 | Phalanx Developer of document intelligence and enterprise security software for businesses | $170K | 24 mo ago | 9 | — | — | — | 4 patents Medical bone fixation devices and freight container monitoring technology | — |
Top 12 Cybersecurity companies in Washington, DC
#1
Series D · Washington, DC, District of Columbia · founded 2012 · 2 employees$141.1Mraised▾
Data security platform for email, files, and apps, powered by OpenTDF. It provides data-centric security solutions, enabling secure collaboration and file sharing. The platform integrates with Google Workspace and Microsoft 365, offering email encryption, secure file sharing, and data protection for SaaS applications. It allows organizations to control access to sensitive data, enforce granular policies, and support regulatory compliance. The platform offers features like attribute-based access controls (ABAC), encryption key management, and options for self-managed or cloud deployment. It caters to various industries, including commercial, aerospace, education, finance, healthcare, government, and technology. The company provides resources like blogs, podcasts, case studies, and webinars. It offers products like Virtru for Gmail, Virtru for Outlook, Virtru Secure Share, and Data Protection Gateway. It supports compliance with regulations like CJIS, CMMC, GDPR, and HIPAA. The platform is built on open standards and offers a developer experience for building secure solutions.
- Jul 2025Series D$50M
- Jan 2022Series C$60M
- Oct 2018Series B—
- May 2018Series B$37.5M
#2
Series C · Washington, DC, District of Columbia · founded 2017 · 14 employees$29.8Mraised▾
Offering anti phishing email security solution. It prevents email attacks using AI and a transparent detection engine. It gains control and spend less time on email-originated incidents. It is a detection and response platform for securing email and users can write and run custom rules to block phishing attacks, hunt for threats, and more. The solutions they cover are malware and ransomware, business email compromise, credential phishing, and more.
- Oct 2025Series C$150M
- Dec 2024Series B$60M
- Apr 2024Series A$20M
- Feb 2023Seed$9.8M
#3
Series A · Washington, DC, District of Columbia · founded 2022 · 22 employees$9Mraised▾
Provider of cyber security management services
- Aug 2025Series A$15.9M
- Oct 2024Series A—
- Nov 2023Series A$5M
- Oct 2022Series A$4M
#4
Series A · Washington, DC, District of Columbia · founded 2019 · 20 employees$28.4Mraised▾
Provider of reinsurance solutions for non-catastrophic weather-related losses for insurers. The company offers reinsurance to protect annual earnings and credit ratings in volatile climate markets. Brokers can supplement traditional weather reinsurance programs with coverage for frequent weather losses. Reinsurance providers can re-enter the market for secondary perils with a modeled-loss solution.
- Sep 2024Series A$10.2M
- Aug 2023Series A$5M
- Dec 2021Series A$9M
- Aug 2020Seed$4.2M
#5
Series A · Washington, DC, District of Columbia · founded 2017 · 9 employees$6.5Mraised▾
Incident response platform. It provides a solution to predict the attack by threat intelligence and pattern discovery and prepare for the attack by breach simulation. It also provides a solution to respond to the cyber attack by the task rationalizing and task prioritization.
- May 2025Series A$15M
- Apr 2024Seed$6.5M
- Sep 2020Seed—
#6
Series B · Washington, DC, District of Columbia · founded 2011 · 29 employees$20.1Mraised▾
ID Dataweb provides a cloud-based solution for claims management and contractual hub for online credential federation and user attribute verification. Service Attribute Exchange Network (AXN) is an Internet-scale, trusted, interoperable, user-centric Identity as a Service (IDaaS). Employs OpenID Connect protocols using OAuth 2.0 and JSON web tokens to bind the relationship between real-world and electronic identities. Its Identity verification services include real-time, contextual attribute verification, device ID, biometric, and other attribute verification services. Features include privacy and security policies enforcement bind by contracts to provision services and customers require one AXN contract to competitively source services, including credential authentication at varying levels of assurance.
- Jun 2024Series B$15.1M
- Feb 2017Series A$5M
- Sep 2012Grant (prize money)—
#7
Acquired · Washington, DC, District of Columbia · founded 2016 · 12 employees$101.3Mraised▾
Cloud based user and entity behavior analytics platform. It detects and confirms intruders and compromised user accounts in the organizations. The platform is a serverless SaaS based UEBA solution that leverages artificial intelligence technologies to detect and confirm identity theft via activity monitoring. Claims to utilize only transactional metadata to extract context of the user behavior and measures bait and trap adversaries to track and geo locate advanced threats.
- Oct 2023Series B$70M
- Dec 2021Series B$25M
- Sep 2020Series A$6M
- Apr 2020Seed—
#8
Series A · Washington, DC, District of Columbia · founded 2023$3.3Mraised▾
Provider of need-to-know access controls for Generative AI. The platforms LLM-based enterprise search and chatbots provide answers within a users need-to-know, offering customized LLM answers for users of need-to-know levels and solutions for enterprises. Its organizations determine need-to-knows across their operations, and addresses improperly secured content and over-permissioned users.
- Mar 2025Series A$11M
- Apr 2024Seed$3.3M
#9
Series A · Washington, DC, District of Columbia · founded 2015 · 136 employees$50.5Mraised▾
Provider of cloud-based DNS filtering and cyber security solutions. It offers protective DNS solutions for network safety across various sizes. The company provides features such as content filtering, threat protection, and reporting. It also offers application blocking and universal lists for domain management.
- Aug 2023Series A$15M
- Jul 2021Series A$30M
- Dec 2019Series A$5.5M
- 2018Seed$20K
#10
Acquired · Washington, DC, District of Columbia · founded 2015 · 104 employees$64.8Mraised▾
Compliance and risk management solution for banking industry. It provides tools to identify entities linked to high-risk jurisdictions, utilizing trade and maritime data with graph analytics. It enhances resilience in supply chains through risk management capabilities. The platform helps in identifying commercial entities that influence foreign policy and economic strategies.
- Sep 2021Series C$40M
- Jul 2020Series B$2.5M
- Mar 2020Series B$10.1M
- Jan 2020Series B$9M
#11
Acquired · Washington, DC, District of Columbia · founded 2001 · 80 employees$102.4Mraised▾
Provider of 3D facial recognition system. It focuses on the research and development of three dimensional facial recognition systems for the department of defense and other federal agencies. It uses 3D facial scanning to identify subjects in motion and with off angle poses and can scan through sunglasses to acquire a complete facial image.
- Dec 2015Venture Debt$12M
- Aug 2015Series D$10.9M
- Feb 2015Series D$10.6M
- May 2013Series D$50M
#12
Series A · Washington, DC, District of Columbia · founded 2017 · 47 employees$21Mraised▾
Provider of real-time network threat intelligence for modern security defense. The platform offers early warnings for CVE disclosures based on traffic spikes. It detects compromised assets communicating with malicious IP addresses. The platform prioritizes vulnerabilities using real-time insight into active exploitation trends. It filters noisy, low priority, and false-positive alerts from mass internet scanners. The platform enriches threat hunting campaigns by identifying anomalous behavior.
- Jun 2022Series A$15M
- Jul 2020Series A$4.8M
- Mar 2019Seed$600K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Cybersecurity coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Cybersecurity is moving in the United States
A read on the academic research around Cybersecurity — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 3,240 United States-affiliated papers.
- Purdue University West Lafayette85
- Northeastern University82
- Film Independent58
- Georgia Institute of Technology46
- DEVCOM Army Research Laboratory41
- Intrusion detection system94→301
- Anomaly detection30→107
- Key (lock)11→84
- Internet of Things2→61
- Artificial neural network2→57
- Intrusion detection system97→202
- Artificial neural network3→47
- Anomaly detection25→61
- Internet of Things1→33
- Support vector machine8→38
- Key (lock)6→39
- Intrusion detection system13→45
- Exploit9→30
- Malware6→26
- Adversarial system1→19
Where cybersecurity is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing cybersecurity patents in the United States
United States cybersecurity patent filing is accelerating — 237,304 filings from 8,000 assignees (2016–2025), led by IBM, Microsoft, Intel; annual filings 18790→23467.
- IBM27110
- Microsoft22601
- Intel12666
- Google8565
- Qualcomm7612
- Apple6755
- Hewlett Packard Development5761
- Capital One Services4646
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.