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Startups & Venture·June 25, 2026·1 min read

Nebulock, which helps security teams proactively find and remediate threats across a company's security stack, raised a $25M Series A led by FirstMark

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A $25M Series A into Nebulock’s contextual threat hunting is more evidence that buyers want consolidation across their security stack, not another point scanner. If you run security or platform, expect vendors to pitch "proactive, cross-stack" visibility—pressure-test how they actually correlate signals and shorten time-to-remediation.