Top 10 Cyber Security Startups in the US to Watch in 2025
July 4, 2023, 10 min read
The importance of implementing stringent cyber security precautions cannot be overstated today, characterized by rapid technological breakthroughs and widespread system connectivity. Startup companies are becoming increasingly important in the battle against cybercrime as the nature of online threats continues to develop and become more sophisticated. The United States of America, with its robust ecosystem for technology, has seen the birth of several innovative cybersecurity firms in recent years. This article will discuss the ten leading cybersecurity startups in the United States that are anticipated to make a significant impact in 2025.
Location: Boston, MA
Founded: 2012
Funds Raised: $850.6M
Employee Number: 1,001-5,000 employees
Cybereason is a Boston-based cyber security company focusing on endpoint protection and incident response. Their platform utilizes advanced AI and machine learning algorithms to detect and analyze threats in real-time. With its cutting-edge technology, Cybereason has gained recognition for its ability to detect and neutralize complex cyber attacks, making it a top contender in the cyber security startup landscape.
In addition to its advanced AI capabilities, Cybereason’s platform offers a comprehensive suite of features to protect organizations against evolving cyber threats. Their endpoint protection solution safeguards devices and networks from malware, ransomware, and other malicious activities, ensuring organizations can operate securely in today’s digital landscape.
One of the critical strengths of Cybereason’s platform is its incident response capabilities. In the event of a security breach or an ongoing attack, the company’s solution enables swift detection, investigation, and mitigation of the threat. This proactive approach helps organizations minimize the potential damage caused by cyber incidents and enables them to recover quickly and effectively.
Moreover, Cybereason’s platform goes beyond traditional security measures by providing continuous monitoring and threat hunting. By actively searching for indicators of compromise and weird activities, it can identify potential threats before they cause significant harm.
Location: Boston, MA
Founded: 2015
Funds Raised: $1.2B
Employee Number: 501-1,000 employees
Snyk, headquartered in London but with a significant presence in the US, is a developer-first security company. Their platform helps developers find and fix vulnerabilities in open-source libraries and containers. Snyk’s innovative approach to integrating security seamlessly into the development process has garnered attention from enterprises and developers alike, making it a standout startup in the cybersecurity domain.
Snyk’s platform offers a range of features designed to empower developers to build secure applications without sacrificing efficiency or speed. By seamlessly integrating with popular development tools and workflows, Snyk enables developers to identify and resolve vulnerabilities early in the development cycle, reducing the risk of potential security breaches in the final product.
The company’s emphasis on open-source libraries and containers addresses a critical aspect of application security. Open-source components are widely used in modern software development but can introduce vulnerabilities if not properly managed. Snyk’s platform scans these components, providing developers with actionable insights into any vulnerabilities or outdated dependencies and suggested fixes. This proactive approach ensures that developers can make informed decisions and proactively address security issues before they become significant risks.
Location: McLean, Virginia
Founded: 2014
Funds Raised: $412.5M
Employee Number: 201-500 employees
IronNet was founded by General (Ret.) Keith Alexander, the former National Security Agency (NSA) director, is a Maryland-based cyber security startup specializing in collective defense. Their platform leverages advanced analytics and machine learning to identify and defend against sophisticated cyber threats. IronNet’s unique approach of combining public and private sector expertise has positioned it as a frontrunner in the battle against cyber threats.
IronNet’s collective defense approach sets it apart from traditional cyber security solutions. Using a network detection and response (NDR) platform, IronNet enables organizations to share threat intelligence in real-time, creating a collaborative defense ecosystem. This approach allows for identifying and mitigating threats that may go undetected by individual organizations.
The company’s platform incorporates cutting-edge analytics and machine learning algorithms, continuously analyzing network traffic and behavioral patterns to identify potential threats. This proactive and intelligent monitoring enables rapid detection and response to cyber attacks, enhancing an organization’s ability to protect its critical assets and sensitive data.
IronNet’s founder, General Keith Alexander, brings the company a wealth of experience and expertise. Having served as the director of the NSA, he possesses deep insights into the evolving cyber threat landscape and the strategies sophisticated adversaries employ.
Location: Hanover, Maryland
Founded: 2016
Funds Raised: $364.2M
Employee Number: 501-1,000 employees
Dragos is a cybersecurity startup headquartered in Maryland specializing in industrial control systems (ICS) and operational technology (OT) security. Their platform offers comprehensive visibility and threat detection for critical infrastructure, protecting against cyber attacks.
Dragos excels in understanding the unique challenges of industrial environments, where operational and information technology convergence has introduced new vulnerabilities. They provide tailored solutions for industries like energy, manufacturing, and transportation.
With a team of world-class experts, Dragos possesses a deep knowledge of industrial systems and threat actor tactics. Their robust security measures detect and mitigate threats, safeguarding critical infrastructure.
Dragos’s success can be attributed to its ability to stay ahead of the rapidly evolving threat landscape. The company continually analyzes emerging cyber threats and develops innovative countermeasures to defend against them. This proactive approach ensures their platform remains effective even as attackers employ increasingly sophisticated techniques.
Location: Burlington, Massachusetts
Founded: 2015
Funds Raised: $265M
Employee Number: 501-1,000 employees
Aqua Security, based in California, specializes in cloud-native security solutions. Their platform helps organizations secure their cloud-based applications and containers throughout the development and deployment lifecycle. With the rapid adoption of cloud technologies, Aqua Security’s expertise in safeguarding cloud environments has gained significant traction, making it one of the top cybersecurity startups to watch in 2025.
Aqua Security’s comprehensive approach to cloud-native security sets them apart in the industry. Their platform offers various capabilities, including vulnerability management, runtime protection, and compliance automation. By integrating seamlessly into the DevOps process, Aqua Security enables organizations to identify and remediate security issues early on, reducing the risk of potential breaches.
One of the critical features of Aqua Security’s platform is its ability to provide deep visibility into containerized environments. Through advanced threat intelligence and behavioral analytics, they can detect and mitigate suspicious activities, ensuring the integrity of cloud-based applications and protecting sensitive data. Moreover, Aqua Security’s solution offers granular access controls, allowing organizations to define and enforce security policies at different levels, from individual containers to entire clusters.
As cloud adoption continues to soar, Aqua Security has positioned itself as a trusted partner for enterprises across various industries. Their strong customer base includes leading finance, healthcare, and e-commerce organizations that rely on Aqua Security to protect their cloud-native workloads. The company’s commitment to innovation is evident in its continuous product enhancements and strategic partnerships with industry leaders.
Location: Mountain View, California
Founded: 2013
Funds Raised: $695.5M
Employee Number: 1,001-5000 employees
SentinelOne, headquartered in California, offers an autonomous endpoint protection platform powered by AI and machine learning. Their solution provides real-time threat hunting, detection, and response capabilities. SentinelOne’s innovative approach to endpoint security has gained industry recognition, resulting in substantial growth and establishing it as a critical player in the cyber security startup ecosystem.
SentinelOne’s commitment to innovation and its unique approach to endpoint security has garnered widespread recognition within the industry. By seamlessly integrating advanced algorithms and behavioral analytics, their platform enables proactive threat detection and swift response, minimizing the potential impact of cyberattacks. This has not only earned the trust of numerous enterprises but has also contributed to their exponential growth and success.
As a critical player in the cybersecurity startup ecosystem, SentinelOne has attracted significant attention and investment. Their groundbreaking technology has positioned them at the forefront of the battle against evolving cyber threats. The company’s dedication to staying ahead of the curve is reflected in its continuous research and development efforts, resulting in a state-of-the-art solution that addresses emerging risks effectively.
Moreover, SentinelOne’s commitment to customer satisfaction sets them apart. Their platform is designed to be user-friendly, empowering organizations of all sizes to protect their digital assets efficiently. Additionally, their responsive customer support ensures clients receive timely assistance and guidance in navigating the ever-changing cybersecurity landscape.
Location: Boston, MA
Founded: 2011
Funds Raised: $401.6M
Employee Number: 251-500 employees
BitSight, based in Massachusetts, is a cyber security ratings company that provides organizations with real-time insights into their security posture. Their platform leverages data analytics and machine learning to assess and monitor cyber security risks across third-party vendors and partners. In an era where supply chain attacks are rising, BitSight’s focus on assessing and mitigating third-party risks has positioned it as a vital cyber security startup to watch in 2025.
The core of BitSight’s platform lies in its advanced utilization of data analytics and machine learning techniques. By analyzing vast amounts of data and employing sophisticated algorithms, BitSight can effectively evaluate the security performance of various entities. This approach enables organizations to proactively identify their supply chain’s vulnerabilities, potential breaches, and security gaps.
BitSight focuses on assessing and mitigating third-party risks, which is crucial in today’s interconnected business landscape. By providing actionable insights and continuous monitoring, BitSight empowers businesses to make informed decisions about partnerships, vendors, and cybersecurity strategies.
In the dynamic cybersecurity landscape, BitSight stands out as an innovative startup. Its commitment to enhancing supply chain security and fostering cybersecurity awareness has earned recognition in 2025. BitSight’s solutions reduce breach likelihood and fortify industry resilience. As cyber threats evolve, BitSight remains essential in safeguarding organizations and fortifying defenses.
Location: Sunnyvale, CA
Founded: 2011
Funds Raised: $485.6M
Employee Number: 5,001-10,000 employees
CrowdStrike, headquartered in California, is a leading provider of cloud-delivered endpoint protection. Their platform utilizes AI and behavioral analytics to prevent, detect, and respond to cyber threats. CrowdStrike’s innovative technology has gained widespread recognition and adoption, making it a key player in the cyber security startup landscape.
CrowdStrike’s innovative platform has gained acclaim in the cybersecurity community. Leveraging AI algorithms and machine learning, their endpoint protection approach analyzes vast real-time data, proactively identifying threats and suspicious activities.
With a commitment to staying ahead of evolving threats, CrowdStrike is a trusted organization partner. Their cloud-delivered platform offers scalability and ease of deployment, catering to businesses of all sizes and industries.
CrowdStrike’s substantial growth and widespread adoption stem from cutting-edge technology and comprehensive security offerings. As cyber threats evolve, CrowdStrike remains at the forefront, empowering organizations to safeguard their digital assets and sensitive information.
Location: Baltimore, Maryland
Founded: 2013
Funds Raised: $154.2M
Employee Number: 101-250 employees
ZeroFOX, based in Maryland, specializes in social media and digital risk protection. Their platform helps organizations identify and mitigate threats and attacks originating from social media platforms. With the increasing use of social media as a vector for cyber attacks, ZeroFOX’s unique focus on social media security positions it as a standout startup in the cyber security industry.
Social media has become essential to personal and professional lives in today’s interconnected world. However, it also presents significant security challenges, with cybercriminals exploiting these platforms to spread malware, launch phishing attacks, engage in social engineering, and perpetrate other malicious activities.
ZeroFOX’s focus on social media security sets it apart as a standout startup in the cybersecurity industry.
It employs advanced technology and machine learning algorithms to monitor social media platforms in real time, enabling organizations to detect and neutralize potential threats proactively. Their platform identifies suspicious accounts, malicious links, impersonations, and other indicators of cyber threats, empowering businesses to respond swiftly and effectively.
The startup provides comprehensive risk assessment and digital footprint analysis, allowing organizations to understand their online presence and potential vulnerabilities. ZeroFOX helps companies gain valuable insights and proactively safeguard their digital assets and reputation by analyzing social media posts, user behavior, and network connections.
Location: Irvine, CA
Founded: 2012
Funds Raised: $297M
Employee Number: 501-1000 employees
Cylance, headquartered in California, is an artificial intelligence-driven cyber security company. Their platform uses machine learning algorithms to prevent cyber threats and malware attacks proactively. Cylance’s approach of leveraging AI for threat prevention has gained significant attention and has positioned it as a critical player in the cyber security startup landscape.
What sets Cylance apart from traditional cybersecurity solutions is its AI-driven approach. Instead of relying on signature-based detection methods that require constant updates, Cylance utilizes advanced algorithms to analyze and understand malicious behavior patterns. This enables the platform to detect and prevent known and unknown threats, providing a proactive defense against cyber attacks.
Cylance’s AI-driven platform is highly effective and widely adopted by businesses across industries. By leveraging artificial intelligence, Cylance empowers customers to outpace cybercriminals and mitigate risks from evolving threats.
Cylance’s innovation and robust solutions establish its leadership in the industry. As the threat landscape evolves, Cylance pushes AI-driven security boundaries, ensuring organizations stay secure amidst changing risks.
Conclusion
The cyber security landscape is ever-changing, and innovative solutions are essential to stay ahead of emerging threats. The top 10 US cyber security startups mentioned earlier lead this battle, utilizing advanced technologies and cutting-edge approaches to protect organizations from cyber attacks.
These startups focus on critical aspects of cyber security, including endpoint protection, incident response, cloud security, and industrial control systems. Their solutions detect, prevent, and respond to sophisticated threats, equipping organizations with the tools to safeguard their digital assets.
In 2025, these startups are positioned for further growth and success. With disruptive technologies, forward-thinking strategies, and strong leadership, they have gained industry recognition and earned the trust of organizations seeking effective cybersecurity solutions.
As the cyber threat landscape evolves, businesses must stay informed about the latest innovations. By monitoring these top 10 cyber security startups, organizations can gain valuable insights into emerging trends and technologies shaping the future of cyber security.
Collaboration between cyber-attackspla layers and startups is crucial in a world of rising cyber-attacks. The synergy between expertise and fresh perspectives can strengthen cyber security defenses.
Cybersecurity startups play a vital role in safeguarding our digital infrastructure as we enter the digital age. Organizations can leverage the latest advancements by staying informed about top startups and staying ahead of cyber threats in 2025 and beyond.
