What is Nebulock?
Nebulock operates as an AI-native cybersecurity firm dedicated to empowering security operations centers with proactive threat identification and automated response mechanisms. The platform provides comprehensive visibility across endpoint, identity, cloud, network, and SaaS environments, effectively bridging the gap between reactive security measures and predictive defense. By utilizing proprietary behavioral analytics, Nebulock enables organizations to uncover hidden vulnerabilities and neutralize potential security incidents before they escalate into full-scale breaches. Its market position is defined by its focus on autonomous threat hunting, a critical requirement for modern enterprises navigating the complexities of hybrid and multi-cloud infrastructures.
How much funding has Nebulock raised?
Nebulock has raised a total of $33.5M across 2 funding rounds:
Seed
$8.5M
Series A
$25M
Seed (2025): $8.5M, investors not publicly disclosed
Series A (2026): $25M led by FirstMark Capital, Zetta Venture Partners, Decibel, and Bain Capital Ventures
Key Investors in Nebulock
FirstMark Capital
FirstMark is an early-stage venture capital firm headquartered in New York City that backs exceptional founders and provides a platform designed to accelerate growth through transformative access to networks, customers, and top talent.
Zetta Venture Partners
Zetta Venture Partners is a venture capital firm that focuses on providing zero to one capital and hands-on support to AI-native startups, specifically targeting builders of AI applications and infrastructure.
Decibel
Decibel is an independent venture capital firm created in partnership with Cisco to push the conventional boundaries of early-stage investing by harnessing collective wisdom to offer entrepreneurs an unfair advantage.
What's next for Nebulock?
With the successful closure of this major strategic investment, Nebulock is poised to enter a phase of aggressive market expansion and product innovation. The company intends to utilize these funds to deepen its research and development efforts, specifically targeting the integration of generative AI models into its existing threat-hunting framework. Furthermore, the capital will support the expansion of its go-to-market strategy, enabling the firm to capture a larger share of the enterprise cybersecurity market. As the threat landscape continues to evolve, Nebulock's commitment to autonomous, data-driven security positions it as a vital partner for organizations seeking to fortify their digital perimeters against sophisticated, persistent threats.
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