At Best Startup California we track over 300,000 Californian startups and over 1,500,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and organisations we think deserve more appreciation than they are currently getting.
We’ve ranked the top 49 Cyber Security companies in Sunnyvale, California. The companies, startups and institutions listed in this article are all exceptional companies, well worth a follow. We have included links to their websites, socials and CrunchBase (if you’re interested in their financials).
We selected the organisations listed in this article based on:
- Track record
- Executive leadership
- Market share
- Innovation
- ESG rating
Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.
Top Cyber Security Companies & Startups (Sunnyvale, California)
Cequence
Cequence is an end-to-end API security software company that designs a platform to protect customers from malicious bot attacks.
Founder(s): Ameya Talwalkar, Michael Barrett, Shreyans Mehta
Location: Sunnyvale, California, United States
Industries: Cyber Security, Developer APIs, Network Security, Security, Software
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Good Technology
Good Technology Corporation provides application, systems, and data security solutions.
Founder(s): Daniel Mendez, David Whorton, Doug Brackbill, Hong Bui, Joel Jewitt, Trae Vassallo
Location: Sunnyvale, California, United States
Industries: Collaboration, Cyber Security, Enterprise Software, Messaging, Mobile, Security, Software
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Mocana
Mocana is a developer of cybersecurity software solutions that protect Internet of Things devices and industrial infrastructure.
Founder(s): Adrian Turner, James Blaisdell
Location: Sunnyvale, California, United States
Industries: Cyber Security, Information Technology, Internet, Software
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Asimily
Asimily’s IoMT risk remediation platform holistically secures the mission-critical healthcare devices that deliver safe and reliable care.
Founder(s): Hithesh Nama, Shankar Somasundaram
Location: Sunnyvale, California, United States
Industries: Cyber Security, Data Visualization, Health Care, Hospital, Software
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RiskSense
Provides pen testing services & a cloud-based vulnerability prioritization and management platform to measure and control cybersecurity risk
Founder(s): Mark Fidel, Srinivas Mukkamala
Location: Sunnyvale, California, United States
Industries: Cyber Security, Information Technology, Network Security, Risk Management, Security, Software
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Fortinet
Fortinet is a provider of network security appliances that include firewalls, security gateways, and complementary products.
Founder(s): Ken Xie, Michael Xie
Location: Sunnyvale, California, United States
Industries: Cyber Security, Mobile, Network Security, Security
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Mesh7
Mesh7 provides run-time cloud application security observability to detect and mitigate all blind spot risks of modern applications.
Founder(s): Amit Jain, Pratik Roychowdhury
Location: Sunnyvale, California, United States
Industries: Cloud Security, Cyber Security, Information Technology, Network Security, Security
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SecurityAdvisor
SecurityAdvisor provides the only personalized security awareness platform that quantifiably reduces security incidents
Founder(s): Rohan Puri, Sai Venkataraman, Santhosh Purathepparambil
Location: Sunnyvale, California, United States
Industries: Cloud Security, Cyber Security, SaaS
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ClearedIn
Cloud Collaboration Security
Founder(s): Anshu Sharma, Deepak Kumar, Ranjeet Vidwans
Location: Sunnyvale, California, United States
Industries: Cyber Security
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SafeBreach
SafeBreach executes active breach scenarios and performs continuous validation to find holes in an environment before an attacker does.
Founder(s): Guy Bejerano, Itzik Kotler
Location: Sunnyvale, California, United States
Industries: Cyber Security, Intrusion Detection, Network Security, Security, Software
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Trillium Secure
Trillium provides in-vehicle cybersecurity protection for connected vehicles.
Founder(s): David M. Uze
Location: Sunnyvale, California, United States
Industries: Automotive, Cyber Security, Internet of Things, Security, Transportation
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Armorblox
Armorblox uses deep learning and natural language technologies to protect enterprise communications.
Founder(s): Anand Raghavan, Arjun Sambamoorthy, Chetan Anand, Dhananjay Sampath
Location: Sunnyvale, California, United States
Industries: Artificial Intelligence, Cyber Security, Information Technology, Internet, Machine Learning
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Narus
Narus provides security, intercept and traffic management software solutions that protect and manage internet protocol networks.
Founder(s): Ori Cohen, Stas Khirman
Location: Sunnyvale, California, United States
Industries: Analytics, Big Data, Cyber Security, Network Security
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WireX Cube
WireX Cube offers network forensics services that enables businesses to resolve cyber-attacks.
Founder(s): Gilboa Davara, Tomer Saban, Vadim Lipovetsky
Location: Sunnyvale, California, United States
Industries: Analytics, Cyber Security, Information Technology, Network Security, Software
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Seclore
Seclore provides enterprise digital rights management solution that enables organizations to control the usage of files wherever they go.
Founder(s): Abhijit Tannu, Manjul Kubde, Vishal Gupta
Location: Sunnyvale, California, United States
Industries: Cyber Security, Information Services, Information Technology, Infrastructure, Security, Software
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RedSeal
RedSeal develops security risk management (SRM) software and solutions and helps companies eliminate cyber threats.
Founder(s): Alain Mayer, Brian Laing, Scot Malloy
Location: Sunnyvale, California, United States
Industries: Analytics, Computer, Cyber Security, Mobile, Security, Software
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RAPIDFORT
RapidFort is a cloud-native cybersecurity company that helps clients optimize and secure their cloud workloads automatically.
Founder(s): Mehran Farimani, Rajeev Thakur
Location: Sunnyvale, California, United States
Industries: Cloud Management, Cloud Security, Cyber Security, Information Technology
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Graphite Software
Graphite Software is a consumer privacy solutions provider software company.
Founder(s): Paul Litva
Location: Sunnyvale, California, United States
Industries: App Marketing, Cyber Security, Enterprise Software, File Sharing, Mobile, Security, Software
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Hmatix Inc
Stealth cyber-security startup for Health Care
Founder(s): Devkumar Gandhi, Sidhant Gandhi
Location: Sunnyvale, California, United States
Industries: Cyber Security, Health Care, Information Technology, Security
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Cannon Cyber
Transforms Security Posture from Reactive to Responsive.
Founder(s): Raghunath Thummisi
Location: Sunnyvale, California, United States
Industries: Cyber Security, Security
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Trovolone, Inc
Trovolone provides seamless IT cyber security to any small offices.
Founder(s): Helene Bernardini, Téodor Chabin
Location: Sunnyvale, California, United States
Industries: Cyber Security, Telecommunications
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Passbird Research
Web 3.0 for the 99%
Founder(s): Naga Rohit
Location: Sunnyvale, California, United States
Industries: Blockchain, Cryptocurrency, Cyber Security, IaaS, Network Security, PaaS, Payments, Security
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Gamma.AI
AI Powered Cloud Data Discovery, Data Classification & Data Loss Prevention Platform
Founder(s): Arpit Goel
Location: Sunnyvale, California, United States
Industries: Artificial Intelligence, Big Data, CRM, Cyber Security, Information Technology, Internet of Things
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NoPassword (Acquired by LogMeIn)
Modernize identity with NoPassword Human and Hidden Multi-factor Authentication, SSO and IDM.
Founder(s): Bam Azizi, Yaser Masoudnia
Location: Sunnyvale, California, United States
Industries: Cyber Security, Enterprise Applications, Enterprise Software, Identity Management, Information Technology
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whiteCryption
whiteCryption is a leading provider of app shielding, software code protection, & the world’s most advanced white-box cryptography products.
Founder(s): Thorsten Held
Location: Sunnyvale, California, United States
Industries: Cyber Security, Developer Tools, Privacy, Security, Software
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TrustLogix
TrustLogix equips businesses with privacy solutions through data security protection and governance.
Founder(s): Ganesh Kirti, Srikanth Sallaka
Location: Sunnyvale, California, United States
Industries: Cyber Security, Data Center, Information Technology
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GRSee Consulting
GRSee Consulting is a network security company that provides cybersecurity, compliance, risk management and recruitment services.
Founder(s): Ben Ben Aderet, Danny Mizrahi, Iftach Shapira
Location: Sunnyvale, California, United States
Industries: Consulting, Cyber Security, Risk Management
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Betternet
A free VPN provides better internet on all devices to access websites, protect your privacy against hackers and surf the web anonymously.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Cyber Security, Information Technology, Internet, Security, Software
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Akitra
Akitra is an IT company that offers AI-powered, cloud-based compliance automation, and cybersecurity solutions.
Founder(s): Naveen Bisht
Location: Sunnyvale, California, United States
Industries: Cloud Computing, Cyber Security, Information Technology
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Trapeze Networks
Trapeze networks offers wireless LAN solutions for use in mobile applications, including data, voice, video and real-time location services.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Cyber Security, Information Technology, Location Based Services, Real Time, Security, Video, Wireless
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Heychat App
Heychat App is a way to Chat & discover what your friends are doing in real-time.
Founder(s): Tavares A Robinson Greenberg
Location: Sunnyvale, California, United States
Industries: Apps, Cyber Security, Information Technology, iOS, Location Based Services, Messaging, Software, Video
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Code Green Networks
Code Green Networks provides data loss prevention and content security solutions for enterprises.
Founder(s): Sreekanth Ravi, Sudhakar Ravi
Location: Sunnyvale, California, United States
Industries: Cyber Security, Enterprise Software, Information Technology, Network Security, Security
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Jiransoft
Jiransoft provides you with best-in-class sales and technical support tools.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Cyber Security, Information Technology, Software
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AirMagnet
AirMagnet provides security and troubleshooting WLAN software, including site survey and design, RF interference detection, and more.
Founder(s): Chia Chee Kuan, Dean T. Au
Location: Sunnyvale, California, United States
Industries: Cyber Security, Health Diagnostics, Security, Software, Wireless
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DotBits
connect people and business, support the quest for best quality and endeavor to provide solutions to our clients.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Cyber Security
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CyberPen Inc.
CyberPen offers cyber security products to fight against cybercrime.
Founder(s): Christian Gilby, Monier Jalal
Location: Sunnyvale, California, United States
Industries: Cyber Security, E-Commerce, Marketplace, Security
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Arcot
Arcot provides a cloud-based authentication system.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Cyber Security, Fraud Detection, Network Security
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OpalSoft
OpalSoft provides the federal government and commercial clients with information technology infrastructure services.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Cyber Security, Information Technology
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Plursona
Plursona offers a user-space virtualization platform to enable multiple personas on a mobile device.
Founder(s): Asif Awan, Shekhar Kshirsagar
Location: Sunnyvale, California, United States
Industries: Cyber Security, Mobile, Security, Virtualization
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Luminous Cyber
Luminous Cyber provides real-time geolocation solutions for data protection, fraud prevention, and ensured position, navigation, and timing.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Cyber Security, Information Technology, Software
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zHome.us
A startup focus on smart home security system as well as smart home applications.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Cyber Security, Information Technology, Mobile Apps, Security
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HoloNet Security
HoloNet Security is committed to supporting philanthropic endeavors that are centered on making the world a better place.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Cyber Security, Network Security, Security, Software
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Selkirk Ventures Limited
Selkirk Ventures is a technology consultancy with over 20 years of industry experience serving a global client base.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Consulting, Cyber Security, Information Technology, Internet, Network Security
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Slowbean Inc.
Topic oriented social network service
Founder(s): Giulio Fregni, HyungSub Kim, Jaebum Lim, S. Jean Hong, Uk Youn
Location: Sunnyvale, California, United States
Industries: Big Data, Cyber Security, Market Research
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Zerum Research and Technology
Zerum Research and Technology is a provider of information technology and services.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Artificial Intelligence, Big Data, Cyber Security, Information Technology
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GREYRALLY
Cybersecurity
Founder(s): Ray Cotton, Timothy Johnston
Location: Sunnyvale, California, United States
Industries: Cyber Security
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Trillium Secure
Trillium Secure provides an edge to edge automotive cybersecurity platform..
Founder(s):
Location: Sunnyvale, California, United States
Industries: Automotive, Cyber Security
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CrowdStrike
CrowdStrike is a cybersecurity technology firm pioneering cloud delivered protection across endpoints, cloud workloads, identity and data.
Founder(s): Dmitri Alperovitch, George Kurtz, Gregg Marston
Location: Sunnyvale, California, United States
Industries: Artificial Intelligence, Crowdsourcing, Cyber Security, Network Security, SaaS
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Illumio
Illumio is a provider of a SaaS platform offering automated enforcement against cyberattacks.
Founder(s): Andrew Rubin, PJ Kirner
Location: Sunnyvale, California, United States
Industries: Cloud Security, Cyber Security, Data Center, SaaS, Security
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