The 12 closest competitors and alternatives to Nucleus Security, Inc. among cybersecurity companies — ranked by similarity to what Nucleus Security, Inc. actually does, not by market-cap band.
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Nucleus Security provides a unified vulnerability management and exposure orchestration platform designed for modern, complex enterprise environments. Headquartered in Sarasota, Florida, the company helps organizations aggregate security data to manage and reduce risk.
Nucleus Security, Inc. is a cybersecurity company headquartered in United States. It has raised at least $66.8M across the 3 funding rounds on record. Its most recent funding round, Series C, raised $43M in February 2024. Xcout tracks 13 named people at Nucleus Security, Inc., including Kunal Desai (CFO).
7 more named people on record for Nucleus Security, Inc., with roles, board committees and tenure — see the full roster →
At least $66.8M raised across the 3 rounds on record. Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Series C | $43M | 3 named | |
| Series C | $20.3M | 1 named | |
| Series C | $3.5M | — |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Ranked by semantic similarity — how close each company is to Nucleus Security, Inc. by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
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ThreatAware is a cybersecurity software company offering a platform for monitoring an organization’s digital assets, vulnerabilities, and cyber threats. It serves businesses seeking centralized visibility into their cybersecurity posture and risk.
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Qualys provides an enterprise cyber risk and security platform that offers cybersecurity detection and remediation tools. The platform helps businesses measure and eliminate cyber threats.
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Vulcan Cyber, now a Tenable Company, helps security teams reduce organizational cyber risk. It achieves this by breaking down risk into measurable and manageable processes, enabling teams to go beyond scan data.
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Nagomi Security is a privately held exposure management platform provider headquartered in New York, New York. The company helps organizations abstract and manage risk scores from their systems, tools, and employees.
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Panorays is a SaaS-based, third-party security risk management platform. It was founded in 2016 and is headquartered in New York, United States.
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Zafran Security provides a cyber-risk management platform that helps security teams prioritize vulnerabilities and other exposures based on exploitability, business impact, and attack paths. It serves enterprise cybersecurity and vulnerability-management teams seeking to focus remediation efforts on the risks most likely to affect critical assets.
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Skybox Security is a cybersecurity software company that provides security policy management, vulnerability and exposure management, and network security analytics. Its platform is used by large enterprises and government organizations to prioritize cyber risk and manage complex security infrastructure.
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Balbix is a cybersecurity company that provides an AI-driven cyber risk management platform for identifying, quantifying, and prioritizing security risks across enterprise environments. Its customers include large organizations and security teams seeking visibility into assets, vulnerabilities, and overall cyber risk.
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ArxNimbus provides an AI-powered cyber exposure intelligence platform that uses actuarial modeling to translate fragmented security, software supply chain, and AI data into financial metrics. The company serves enterprises, CISOs, CFOs, and cyber insurers by quantifying digital risk in dollars, optimizing remediation, and supporting defensible financial and underwriting decisions.
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Brinqa is a computer and network security company headquartered in Austin, Texas, that delivers an AI-powered vulnerability and exposure management platform.
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SecurityScorecard, Inc. provides cybersecurity ratings and continuous security monitoring for organizations. The company's platform evaluates security posture to help businesses manage third-party cyber risk.
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Mondoo provides managed vulnerability management services and automated security platforms to help organizations find and fix infrastructure and shadow AI risks. Headquartered in San Francisco, California, the company delivers comprehensive continuous security posture assessments.
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