Best Cybersecurity Companies in Redwood City, United States
The 48 best Cybersecurity companies in Redwood City, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: AnchorFree.
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 Redwood City
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | AnchorFree VPN based secure browsing & online privcay | $358M | 95 mo ago | 132 | 2005 | Valerie Shirey CEO | — | 161 patents Patents concentrated in electrical & electronics | — |
| 2 | Sumo Logic Provider of cloud-based platform for security and observability data analytics | $346M | 87 mo ago | 983 | 2010 | — | WordPress Site EditorAmazon WebstoreWordPress+49 | 123 patents Automated log analytics and incident detection for cloud infrastructure monitoring | 1 award |
| 3 | Material 🦄 Provider of security solutions for Google Workspace and Microsoft 365 | $166M | 46 mo ago | 10 | 2016 | Chris Park Co-Founder & VP Engineering | WebflowApple iCloud MailGoogle Workspace+25 | — | — |
| 4 | Clickatell Provider of platform for secure messaging | $113M | 53 mo ago | 2 | 2000 | — | DatoCMSSentryApple iCloud Mail+29 | — | 1 award |
| 5 | Anomali Anomali is the leader in intelligence driven extended detection and response cybersecurity solutions. | $96M | 102 mo ago | 274 205 → 304 (+48%) | 2013 | — | Webflow EcommerceWebflowSentry+30 | 29 patents AI‑driven cyber threat detection and attack‑surface management with efficient query generation | 1 launch · 1 partnership |
| 6 | anomali Anomali is the leader in intelligence driven extended detection and response cybersecurity solutions. | $96M | 102 mo ago | 274 205 → 304 (+48%) | 2013 | — | Webflow EcommerceWebflowSentry+30 | 29 patents AI‑driven cyber threat detection and attack‑surface management with efficient query generation | 1 launch · 1 partnership |
| 7 | Twingate Cloud-based network zero trust remote access solutions provider | $67M | 51 mo ago | 87 | 2019 | Tony Huie CEO/Cofounder | Framer SitesApple iCloud MailGoogle Workspace+29 | 9 patents Zero‑trust network access and encrypted data transport for remote resource protection | — |
| 8 | Zenprise Mobile device management and security compliance platform | $60M | 178 mo ago | 36 | 2003 | Waheed Qureshi Co-Founder | — | 20 patents Enterprise mobile security and management: secure app execution, device control, data protection. | — |
| 9 | Styra Authorization and security solution for cloud environments | $54M | 62 mo ago | 28 | 2016 | Teemu Koponen Co-Founder | WordPressMySQLMariaDB+31 | 56 patents API authorization and policy enforcement for microservices and service mesh security | — |
| 10 | Imperva Provider of application and data security solutions for threat protection | $54M | 220 mo ago | 528 528 → 1,256 (+138%) | 2002 | — | WordPressApple iCloud MailMySQL+33 | 237 patents Patents concentrated in electrical & electronics | — |
| 11 | Decru Encryption software and appliances for network data security | $46M | 282 mo ago | 70 | 2001 | Serge Plotkin Co-Founder & CTO | — | 4 patents Encrypted network storage and data lifecycle management for secure, high‑performance storage systems | — |
| 12 | Nominum Cloud security, computing, and content delivery solutions for optimal online experiences | $45M | 256 mo ago | 117 | 1999 | — | — | 63 patents DNS security and analytics: reputation scoring, anomaly detection, and traffic classification | — |
| 13 | Wisq Provider of management consulting and IT services | $40M | 13 mo ago | 36 36 → 43 (+19%) | 2020 | Chih-Po Wen Co-founder and CTO | WebflowApple iCloud MailGoogle Workspace+25 | 4 patents Patents concentrated in electrical & electronics | — |
| 14 | Ingrian Networks SSL & encryption based enterprise data protection solution | $37M | 255 mo ago | 85 | 2000 | Roy Thiele-Sardina Co-Founder & CEO | — | — | — |
| 15 | BlueTalon Cloud-based platform offering data security solutions for enterprises | $27M | 119 mo ago | 40 | 2013 | — | — | 66 patents Enforcing data access and security policies in distributed network and storage systems | — |
| 16 | Postini Cloud based anti-spam & anti-malware for email & website security | $26M | 274 mo ago | 50 | 1999 | Shinya Akamine Co-Founder | — | 51 patents Email filtering, spam detection, and reputation-based messaging security services | — |
| 17 | E8 Security Network traffic analytics and threat detection solutions | $23M | 118 mo ago | 25 | 2013 | — | — | 226 patents Patents concentrated in computing, sensing & instrumentation | — |
| 18 | UnifyID Provider of implicit authentication and machine learning-based IAM | $20M | 106 mo ago | 22 | 2015 | — | — | 8 patents Behavioral biometrics via mobile sensor data for continuous user authentication | — |
| 19 | Total Defense Internet security solutions provider, safeguarding devices and data with advanced technology | $16M | 169 mo ago | 10 | 2011 | — | Master SliderCart FunctionalityWordPress+26 | — | — |
| 20 | V-Key Mobile app security solutions provider empowering businesses and protecting users 69Patents top 22%Innovation top 24%Tech top 27%Growth top 35% All 10 signals ▾Patentstop 22% Innovationtop 24% Techtop 27% Growthtop 35% Producttop 35% Fundingtop 38% Moattop 41% Markettop 49% Talentbottom 49% Globalbottom 37% Patents: 128 patents matched (strict assignee match) · Lead CPC: B07C5/342 Innovation: 128 patents (top 8% of patent-holders) rank vs industry peers · Fliar Intelligence Index 69/100 | $16M | 5 mo ago | 104 | 2011 | Benjamin Mah Co-Founder and Investor | WordPressApple iCloud MailMicrosoft 365+26 | 128 patents Material handling and sorting equipment, including conveyors, cutting tools, and imaging systems | 1 launch |
| 21 | Altor Networks Online platform offering diverse betting games and trusted partner network | $16M | 197 mo ago | 9 | 2007 | — | — | — | — |
| 22 | DigitalPersona Provider of biometrics-based identity verification solutions | $13M | 268 mo ago | 69 | 1996 | — | — | — | — |
| 23 | Impermium AI based fraud detection platform for enterprises | $8M | 176 mo ago | 10 | 2010 | — | — | — | — |
| 24 | Teleplace 3D virtual workspace environment for real-time collaboration & conferencing | $7M | 191 mo ago | 14 | 2005 | — | — | — | — |
| 25 | Nira Platform offering access control system | $5M | 49 mo ago | 29 | 2021 | Marie Prokopets Co-Founder and COO | WordPressApple iCloud MailMySQL+31 | — | — |
| 26 | Lokker Saas based security software from website privacy threats | $5M | 20 mo ago | 6 | 2020 | — | Apple iCloud MailGoogle WorkspaceNode.js+15 | — | — |
| 27 | Aragon Consulting Group AI-powered code search and analysis platform for enhanced software development | $2M | 218 mo ago | 120 | 2008 | Nagi Prabhu CEO | — | — | — |
Top 12 Cybersecurity companies in Redwood City
#1
Series C · Redwood City, California · founded 2011 · 104 employees$16Mraised▾
Mobile app security solutions provider empowering businesses and protecting users. They deliver worry-free mobile app security with web and app shield. They offer secure, portable, and private trusted identity solutions for all apps. Their suite of solutions empowers businesses to streamline processes and enhance security, all while safeguarding users and fostering trust. They provide mobile app protection, app identity solutions, and app shields. They secure user access and safeguard sensitive data with passwordless authorization and biometric identities. They offer virtual secure element technology, ensuring mobile application security for banking, neobanks, and superapps. They focus on digital identity, authentication, and secure transactions, providing a secure digital world for mobile applications. They offer cloud-based solutions, software tokens, and multi-factor authentication, addressing challenges related to online attacks, data breaches, and identity theft. They provide security solutions for mobile payments, data protection, and digital credentials.
- Feb 2026Series C—
- Nov 2014Series B$12M
- Sep 2012Series A$4M
#2
Series A · Redwood City, California · founded 2020 · 36 employees$40Mraised▾
Provider of management consulting and IT services
- Jul 2025Series A$15M
- Apr 2022Series A$20M
- May 2021Seed$20M
#3
Series A · Redwood City, California · founded 2020 · 6 employees$4.8Mraised▾
Saas based security software from website privacy threats. It is a data privacy software company that offers Privacy Edge, a cloud-based SaaS that enables companies to publish cyber safe websites and protect customers' private information.
- Dec 2024Series A$2.5M
- Feb 2023Series A$4.8M
#4
Material 🦄Series C · Redwood City, California · founded 2016 · 10 employees$166Mraised▾
Provider of security solutions for Google Workspace and Microsoft 365. The company offers email, file, and account security. It focuses on threat detection, data protection, and account hardening. The platform aims to modernize email security, operationalize native tools, and control unauthorized applications. It automates user report responses and secures file sharing.
- Oct 2022Series C—
- May 2022Series C$100M
- Apr 2021Series B$40M
- Jun 2020Series A$22M
#5
Acquired · Redwood City, California · founded 2010 · 983 employees$345.6Mraised▾
Provider of cloud-based platform for security and observability data analytics. The platform offers tools for monitoring, troubleshooting, automation, and defense using proprietary algorithms, machine learning, and generative AI. It provides cloud SIEM for threat detection, log analytics for issue resolution, and integrations. The platform supports security use cases like SecOps and threat detection, and observability use cases like log management and infrastructure monitoring.
- May 2019Series G$110M
- Jun 2017Series F$75M
- Jun 2015Series E$80.1M
- May 2014Series D$30M
#6
Series C · Redwood City, California · founded 2000 · 2 employees$113Mraised▾
Provider of the secure mobile messaging gateway. It enables application developers to mobile message their application for secure, global bulk SMS delivery via an SMS Gateway. Products include one-way and two-way SMS platforms, consumer-first mobile authentication suites, and mobile transaction services that enable consumers to purchase prepaid products such as airtime, electricity, television services, etc. Features include two-factor authentication, alerts, and notifications, gateway live-testing, unstructured supplementary service data.
- Feb 2022Series C$91M
- Feb 2011Series B$12M
- 2006Series A$6M
- Apr 2004Seed$4M
#7
Series E · Redwood City, California · founded 2005 · 132 employees$358Mraised▾
AnchorFree provides security software for privacy & security over the internet. Protects the user's IP address to anonymously browse the web. Product Hotspot Shield VPN which deliver WiFi security, anonymous surfing and malware protection on desktop & mobile device and; Privacy Wizard is an android app for securing individual apps using passwords and disguising the lock with themes. Claims to have over 6M downloads of Hotspot Shield. VPN software employs encryption technology to secure the browsing session, detect and blocks malware and bypass geo-restrictions to unblock Facebook, unblock Youtube, or unblock any website in countries that censor content. Named among America’s most promising companies by Forbes in 2013 and 2014.
- Sep 2018Series E$295M
- May 2012Series C$52M
- Jan 2008Series B$4.8M
- Jan 2006Series A$6M
#8
Series B · Redwood City, California · founded 2019 · 87 employees$67Mraised▾
Twingate is a cloud-based network remote access solutions provider. The features of the product include secure access to private data, secure internet access, vulnerability prevention, access management, rapid deployment, web-based admin console, etc. The clients of the company include HiredScore, Provectus, FOUNDERS FUND, pango, Accel, etc.
- Apr 2022Series B$42M
- Oct 2020Series A$17M
#9
Series D · Redwood City, California · founded 2012 · 205 employees$96.3Mraised▾
Provider of agentic security operations center platform unifying threat intelligence. The platform unifies security data and agentic artificial intelligence. It enables security and threat intelligence teams to collaborate. Teams gain context and artificial intelligence-guided workflows to detect threats. The platform helps prioritize high-risk incidents and accelerate response times. It offers unified security data lake capabilities. The platform provides access to curated threat intelligence. It simplifies analysis to stop threats.
- Jan 2018Series D$40M
- Apr 2016Series C$30M
- Dec 2014Series B$22M
- Feb 2014Series A$4M
#10
Series B · Redwood City, California · founded 2016 · 28 employees$54Mraised▾
Styra has developed a tool for security and compliance in the cloud environment. The platform provides a solution to create, enforce, and validate policies to maintain compliance. It offers solutions in the areas of applications, multi-cloud, microservices, containers, databases, and servers.
- May 2021Series B$40M
- Nov 2019Series A$14M
- Seed—
#11
Series D · Redwood City, California · founded 2013 · 274 employees$96.3Mraised▾
Operator of a threat intelligence platform intended to assist organizations to find and respond to cyber threats. The company's platform integrates internal infrastructure to identify new attacks or search forensically to discover existing breaches as well as offers a free tool to collect and share threat intelligence, enabling organizations to detect, investigate and respond to cyber threats.
#12
Acquired · Redwood City, California · founded 2003 · 36 employees$60Mraised▾
Mobile device management and security compliance platform. It also has a provision for users to self enroll, obtain one, two, three factor authentication, conduct compliance checks, etc. It also enables security features like Geo fencing, locking devices completely, or even wiping data off.
- Oct 2011Series E$30M
- Jun 2010Series D$9M
- Mar 2009Series D$10M
- Jun 2005Series B$11M
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.