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Top Seattle, WA Security Companies (67)

Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
Redmond, Washington, USA
40,000 Employees

Improving the future and protecting lives is an ambitious mission, but it’s what we do. As a leading aerospace, defense, and security company, we work together to deliver a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. How we work, is rooted in purpose – a purpose to protect those who protect us, to unite our community of colleagues and customers, and to drive forward the growth and development of our exceptional team members. It's where purpose connects.


Cloud • Information Technology • Productivity • Security • Software • App development • Automation
Fully Remote, USA
11,000 Employees

Atlassian builds software that empowers everyone from small startups to government and education to the who’s who of tech. We build tools like Jira, Confluence, Bitbucket, Trello, and OpsGenie to help teams across the world become more nimble, creative, and aligned — collaboration continues to drive the heart of every product we dream up.


Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
Seattle, Washington, USA
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.


Cloud • Internet of Things • Security • Software
Seattle, Washington, USA
470 Employees

Verkada protects people, assets, and privacy in physical spaces with its hybrid cloud security solution that makes it simple to manage devices at scale. Our vision is to power the modern, integrated building of the future.


Information Technology • Security • Cybersecurity
Seattle, Washington, USA
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.


Cloud • Information Technology • Sales • Security • Cybersecurity
Kirkland, Washington, USA
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?


Information Technology • Security • Cybersecurity
Fully Remote, USA
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).


Artificial Intelligence • Cloud • Mobile • Security • Software
Seattle, Washington, USA
145 Employees

Our mission is to secure voice with trust, identity and intelligence. We're protecting people from spam and fraud calls, connecting businesses with their customers, and helping carriers secure their networks for all.


Artificial Intelligence • Cloud • Security • Software • Cybersecurity
Seattle, Washington, USA
514 Employees

ExtraHop secures the hybrid enterprise through network detection and response. ExtraHop provides cloud-native network detection and response for the hybrid enterprise. Our breakthrough approach analyzes all network interactions and applies cloud-scale machine learning for complete visibility, real-time detection, and intelligent response.


Security
27 Employees

Information Security. Governance, Risk, and Compliance. Threat Modeling. Secure Development. Information Policy. We understand these. We understand how important they are to your business. We learn your business, and how you use information. We assess your organization's tolerance for risk, and then provide clear insight for your technology operations, development and management.


Security
6 Employees

Trustless Authentication | Trusted Identity


Internet of Things • Mobile • Security • Software
12 Employees

The React Mobile enterprise safety platform protects people and not just buildings. Established with the singular goal to help people in times of distress, the React Mobile platform enables security anywhere. People all over the world can take advantage of lightweight mobile safety solutions that protect people both day and night around the world.


Security

Our app encrypts the connection between your device and our trusted servers in the cloud. Since Encrypt.me secures your data before it leaves your device, even if someone nearby intercepts it, it looks like gibberish to them.


Security
41 Employees

We are a venture capital backed security startup that is changing how some of the largest companies in the world combat increasingly sophisticated adversaries. Our technology brings a fresh approach to the long standing battle of fighting well resourced attackers.


Information Technology • Security • Consulting • Cybersecurity
Seattle, Washington, USA
39 Employees

We believe that everyone deserves to be secure. This is the foundation of everything we do for our customers, our consultants, and our communities. Our consulting services span cybersecurity, cyber risk, engineering, project leadership and learning services. Our team of industry veterans helps our partners with complex security and technology problems in a human way. Our values of integrity, ownership and purposefulness ensure our team provides the best possible outcomes time and time again, while helping us build and maintain long-term healthy relationships with our customers.


Security
Seattle, Washington, USA

SpecterOps provides adversary-focused cybersecurity solutions to help organizations understand how threat actors maneuver against them, so they can successfully defend against advanced attacks.


Security
23 Employees

Defiant is the industry leader in website security. We provide software and services to millions of website owners to protect their reputations, customer data and their businesses.


Security
Seattle
78 Employees

Command Investigations, LLC is the preferred provider of Surveillance, SIU and Anti-Fraud Programming provided to P&C Carriers, Self-Insured Entities and Third-Party Administrators. Command is not a traditional vendor…but rather a strategic resource and committed investigative partner. We have successfully blended the most sophisticated technology platforms with the finest staff to create a unique combination that leverages man, woman and machine.


Security
118 Employees

IOActive is the only security consultancy with a global presence and deep expertise in hardware, software, and wetware assessments. Our mission is to make certain your enterprise is more secure in an era of pervasive and emerging threats.


Fintech • Security • Software
54 Employees

Quantivate GRC Software provides a comprehensive software-as-a-service (SaaS) platform and consulting services for all your governance, risk, and compliance (GRC) needs. Our integrated risk management software and flexible data architecture adapt to the way you work, equipping your organization to reduce risk, boost performance, and drive smarter decision-making.