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Top Los Angeles, CA Security Companies (103)

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Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
Costa Mesa, CA, US
1,400 Employees

Anduril is a defense products company. Unlike most defense companies, we don’t wait for our customers to tell us what they need. We identify problems, privately fund our R&D and sell finished products off the shelf. Ideas are turned into deployed capabilities in months, not years.


Security • Software • Cybersecurity • Automation
Fully Remote, US
423 Employees

Trust, Automated. Drata automates your compliance journey from start to audit-read and beyond and provides support from the security and compliance experts who built it. The company is backed by ICONIQ Growth, Alkeon Capital, Salesforce Ventures, GGV Capital, Cowboy Ventures, Leaders Fund, Okta Ventures, SVCI, SV Angel, and many key industry leaders.


Information Technology • Security • Cybersecurity
Los Angeles, CA, US
3,300 Employees

Cloudflare, Inc. is on a mission to help build a better Internet. Cloudflare’s suite of products protect and accelerate any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare have all web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was awarded by Reuters Events for Global Responsible Business in 2020, named to Fast Company's Most Innovative Companies in 2021, and ranked among Newsweek's Top 100 Most Loved Workplaces in 2022.


Information Technology • Security • Cybersecurity
Fully Remote, US
250 Employees

If your career aspiration when you were a child was to fight the “bad guys” while helping the good ones, keep reading. We’re Huntress. Through education, expertise and curiosity, our team protects our partners from today’s increasingly dangerous threat actors. Founded by former NSA Cyber Operators—and backed by a team of human ThreatOps researchers—we’re working to bring cybersecurity to the 99%: those businesses and mom-and-pop shops that lack the resources to defend themselves. Come join the hunt and make your childhood self proud (in a 21st century kind of way).


Cloud • Professional Services • Security • Analytics • Consulting • Utilities • Renewable Energy
Los Angeles, CA, US
2,000 Employees

West Monroe is a digital services firm that was born in technology but built for business—partnering with companies in transformative industries to deliver quantifiable financial value. We believe that digital is a mindset—not a project, a team, or a destination—and it’s something companies become, not something they do. That’s why we work in diverse, multidisciplinary teams that blend management consulting, digital design, and product engineering to move companies from traditional ways of working to digital operating models—and create experiences that transcend the digital and physical worlds. Connected by the 13 founding values that drive our culture, our 2,000 employees work collaboratively across the firm with the belief that your success is our success.


Cloud • Information Technology • Sales • Security • Cybersecurity
Irvine, CA, US
10,000 Employees

CrowdStrike has redefined security with the world’s most advanced cloud-native platform that protects and enables the people, processes and technologies that drive modern enterprise. Tested and proven, the world's largest organizations trust CrowdStrike to stop breaches with unparalleled protection against the most sophisticated cyberattacks. The CrowdStrike culture has been built upon our Core Values since the day we began. We are Fanatical About the Customer, Relentlessly Focused on Innovation and believe that our Limitless Passion drives Unlimited Potential for every CrowdStriker. As a purpose-built remote-first company, we believe cultivating a connected culture for every employee, no matter where they are in the world, is a key ingredient in building a high-performing, diverse team. We don’t have a mission statement. We’re on a mission—to stop breaches. Ready to join a mission that matters?


Cloud • Machine Learning • Security • Software • Cybersecurity
Fully Remote, US
600 Employees

Telesign provides continuous trust to leading global enterprises by connecting, protecting, and defending their digital identities. Telesign verifies over five billion unique phone numbers a month, representing half of the world’s mobile users, and provides critical insight into the remaining billions. The company’s powerful AI and extensive data science deliver identity with a unique combination of speed, accuracy, and global reach. Telesign solutions prevent fraud, secure communications, and enable the digital economy by allowing companies and customers to engage with confidence.


Cloud • Computer Vision • Information Technology • Security
150 Employees

Simply put, we are in business to service the needs of your organization. We offer affordable managed IT services, coupled with the highest quality technical support, and friendliest, most professional customer service in the industry. Our professional technical support is available to you 24 hours a day, 7 days a week, 365 days a year.


Enterprise Web • Security

The ForSure suite brings the strength of public key cryptography to email, messaging, and team status updates that are as secure as they are easy to use. Small and medium businesses now have enterprise-grade communication tools that scale painlessly with each new user.MailForSure and TextForSure are full-on replacements for the default Mail and SMS/MMS apps shipped on Android phones. ForSure has made stability and performance improvements, in addition to new PKI/encryption components that require no burdensome key management. Send regular emails or texts to anyone or secure messages to your team, clients, or other trusted contacts.ForSure is built by a small, under-the-radar defense research contractor, Chiral Software, Inc. Our team is looking to spin out this suite as a commercialization of our work built on our expertise serving the US Department of Defense on some of the first-ever secure Android apps deployed in-theater since 2009.


Enterprise Web • Security
10 Employees

FOSSA is a fast growing venture-backed startup developing code analysis tools to help modern teams manage their open source dependencies. Since 2017, over 4000 open source projects (Kubernetes, Webpack, Terraform, ESLint) and companies (Docker, Tesla, Mapbox, Hashicorp) rely on FOSSA to automate license compliance & vulnerability management.


Mobile • Security

Guest Locker is an Android Security Application that allows you to freely hand off your device to friends and family while protecting the data that you wish to remain private and secure. No rooting required!


eCommerce • Security

Personal accounts and devices are susceptible to fraud. Private information transmission is inherently insecure. Our services leverage the highest cryptography standards for enhancing any digital system with encryption to transact any data securely.


Cloud • Security • Software • Cybersecurity
Santa Monica, CA, US
230 Employees

Perimeter 81 radically simplifies network cybersecurity with a leading Security Service Edge (SSE) platform. We’ve been recognized as a Gartner Cool Vendor and Forrester New Wave Leader™, and have raised over $100M from tier-1 investors such as Insight Partners, B-Capital, Toba Capital, and more. We are on track to achieve 30x revenue growth within the next 3 years and currently have over 200 employees based in offices in Tel Aviv, New York, and Los Angeles. As a holistic, cloud-based solution, Perimeter 81 allows organizations of all industries and sizes to support the immediate desires of the nomads with a purpose—while still granting IT teams the ability to safely manage it all. Our 2,500 clients include SMBs to Fortune 500 businesses across a wide range of sectors and our partners are among the world’s leading managed service providers and channel resellers.


Security • Software
80 Employees

RPost has set the global standard for email delivery proof, encryption, and e-signatures with its patented Registered Email® technology. RPost services enable email users to track, prove, sign, encrypt, and collaborate across desktop, mobile, and web platforms. RPost services speed contract execution, increase data privacy and compliance, and reduce risk with court-admissible records. Founded in 2000, RPost operates from six global business centers, is in use in countries throughout the world, within governments and Fortune Global 500 companies, and has been endorsed and marketed by influential bar associations throughout the United States. Winner of the World Mail Award for Security, RPost holds 50+ patents worldwide.


Security • Software
26 Employees

Since 2011 Network Optix has been hard at work making advanced IP Video surveillance software simple. The Nx Witness IP Video Surveillance software platform sets the standard for what it means to combine powerful enterprise features and user-friendly design for IP video surveillance.


Cloud • Security
Fully Remote, US
60 Employees

Britive controls privileged entitlements and secrets for human and synthetic identities (service, machine, workloads, etc.), making business decisions based on activity analytics, and stays in front of threats with real-time reporting. We help secure your identities and privileges so your business can move as fast as the cloud.


Edtech • Information Technology • Security • Software • Cybersecurity
Westlake Village, CA, US
53 Employees

NINJIO offers a cybersecurity awareness training solution that uses engaging, 3 to 4-minute Hollywood-style micro-learning videos to empower individuals and organizations to become defenders against cyberthreats. We teach organizations, how not to get hacked, to make them the first line of defense against today’s increasingly sophisticated cybercriminals. We sit at the confluence of a content studio and a tech platform, combining to create solutions that protect workforces and their families.


Mobile • Security

Ping Mobile 2 Credit is a mobile security solution that protects users from fraud before it happens through a combination of user-set parameters and mobile pings to ensure that every card-based transaction is performed by the user themselves.


Cloud • Security

We’re on a mission to ensure privacy and security for all. Our No Knowledge, secure-by-default products protect individuals, businesses, and enterprises from cybersecurity threats like ransomware, hackers, and data loss. We offer end-to-end encrypted backup, group chat, and file-sharing to make your data and conversations private and secure.


Cloud • Security • Consulting
Los Angeles, CA, US
10 Employees

We are an elite group of professionals providing the most effective cyber defense for our clients. Our Mission is to offer maximum defense using our exceptional knowledge and experience to defend against advanced threats so that our clients can conduct their business with certainty.