Top California Cybersecurity Startups (164)

UpGuard combines third-party security ratings, vendor questionnaires, and threat intelligence capabilities for a complete cyber risk solution.

CUJO AI is the global leader of cutting-edge cybersecurity and network intelligence solutions that enable network operators globally to improve the digital life protection of their customers in and outside the home. By pioneering AI-powered cybersecurity and empowering a growing ecosystem of OEM partners, CUJO AI helps major ISPs around the world to protect their subscribers. Mobile and fixed network operators...

Anetac is currently in stealth mode... The Anetac Team consists of highly talented and experienced computing and cybersecurity business and engineering professionals that are developing a bleeding-edge security solution for modern data center and clouds environments. Anetac values itself on creating an ultra collaborative development environment. Headquartered in SF Bay Area, our company stands shoulder to shoulder on a growth oriented team

At Framework Security, we take a proactive approach to cybersecurity, working with organizations to identify potential vulnerabilities and implementing measures to prevent attacks before they happen. In the event of a security incident, we offer rapid response services to minimize damage and get businesses back up and running as quickly as possible. Our services include cybersecurity framework assessments, penetration testing, virtual...

Adaptive is a next-generation cybersecurity platform. We're working with pioneering security teams to protect critical systems from AI-powered cyber attacks. Our customers today include one of the largest payment aggregators in the United States, hedge funds and private equity firms, regional and national banks, leading technology companies, and critical healthcare systems. Join us in building the future of cybersecurity.

Paladin is cyber protection simplified. Our mission is to make cybersecurity accessible and practical for all companies. Cyber risk is human risk. Paladin Shield, our all-in-one cybersecurity suite, makes it easy to defend employees, systems, and data against cybercriminals.

Resilience has been purpose-built to eliminate the Fear, Uncertainty, and Doubt that the cyber security and insurance industries have thrived on. Our unique solution to cyber risk integrates stronger security and enhanced insurance coverage by prioritizing the threats that matter most to a client's business. By leveraging data on real world cyber incidents, we help our clients to better prepare,...

Rebel Space Technologies is a space and cybersecurity company developing autonomous threat recognition and response software for wireless communication networks. Our mission is to protect and optimize networks with intelligent systems, securing humanity's hyper-connected infrastructure from Earth to deep space.

Founded in 2015, we help companies big and small alike manage and audit access to their databases, servers, clusters, and web applications.

Blackstone Technology Group (www.bstonetech.com) is a privately-held, global IT services and solutions firm founded in 1998. We are headquartered in San Francisco with additional offices in Denver, Houston, Colorado Springs and Washington, DC. Blackstone’s mission is to implement innovative IT and business process solutions that help clients address industry challenges, achieve cost containment, and transform client’s business models within the...

U.S. Venture Partners (USVP) is a leading Silicon valley-based venture capital firm, helping entrepreneurs build world-class companies since 1981. U.S. Venture Partners (USVP), is a venture capital investment firm headquartered in Menlo Park, California in the heart of Silicon Valley focusing on investments in an array of segments including enterprise software, cyber security, consumer, e-commerce, healthcare, and IT-enabled healthcare services. Since...

AnchorFree’s mission is to provide secure and private access to the world’s information for every person on the planet. AnchorFree’s Hotspot Shield app is the world’s most popular freedom and privacy platform, with over 650 million downloads in 200 countries. AnchorFree has been named among America’s Most Promising Companies by Forbes in 2013 and 2014, and in 2019, Fast Company named...

From the Acropolis to the edge of space, defenders have sought the high ground in order to see farther and turn back attacks. Corelight delivers a commanding view of your network so you can outsmart and outlast adversaries. We capture, interpret, and connect the data that means everything to defenders.

Stellar Cyber Open XDR platform delivers comprehensive, unified security without complexity, empowering lean security teams of any skill to successfully secure their environments. With Stellar Cyber, organizations reduce risk with early and precise identification and remediation of threats while slashing costs, retaining investments in existing tools, and improving analyst productivity, delivering a 20X improvement in MTTD and an 8X improvement...

The DigiTrust Group is a leading global provider of offensive cyber security consulting and defensive managed services with a focus on continuous incident response. We provide seamlessly integrated incident management, monitoring and response to strengthen our client organizations'​ defense against cyber security breaches. Our elite Security Operations Center teams actively hunt and eject threat actors targeting our client organizations using...

SecureThings provides a real-time cybersecurity solution for connected vehicles. The multi-layered cybersecurity solution protects vehicles beginning from the telematics unit, ECU security to the in-vehicle network security. The solution is adaptive and builds intelligence using machine learning-based algorithms.

Headquartered in San Diego, California, SOLUTE is a Service-Disabled, Veteran-Owned Small Business with a presence in many major military areas. SOLUTE is a recognized industry leader in providing Program Management, Software Engineering, Systems Engineering, Cloud Architecture, DevSecOps, Business Process Engineering, CyberSecurity / Information Assurance, and other Consulting Services to the U.S. government and prime government contractors. In addition, SOLUTE is...

Foxpass increases your organization's server and network security by ensuring employee accounts have access only to what they need. Our cloud-hosted LDAP and RADIUS systems help you bring best-practices to your infrastructure. And they're backed by your existing GSuite, Okta, or O365 accounts.

Bee Techy is a top-tier, remote-first software development agency that builds high-quality digital products with precision, speed, and reliability. We specialize in web and mobile development, AI-driven solutions, and end-to-end engineering support for startups and fast-growing companies. Our team delivers clean, scalable, and production-ready systems that help businesses move faster and innovate confidently. As a growing engineering team, we’re actively hiring...

BeyondID offers identity-first zero trust services to deliver secure total experience for our customers. Our mission is to help companies become secure, agile, and future proof by assisting them in acquiring, deploying, and managing identity-first zero trust cybersecurity services.