vulnerability-remediation
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Seal Security fixes the flaw. You keep the software.
A vulnerable dependency can turn a tiny security fix into a sprawling migration. Seal Security sells a way to patch the code you already run, while leaving the grand renovation for another day.
The Security Scanner That Wants to Finish the Job
Lineaje began with a small heresy: finding vulnerable code is the easy part. Its larger bet is to trace every ingredient, judge the real risk, and send back a repair that does not wreck the build.
Adaptiva Deleted 1,500 Servers. Now It Wants to Put Patching on Autopilot
The Kirkland software company turned spare capacity on ordinary devices into an enterprise delivery network. Its next act is harder: convincing security teams that machines can patch machines without losing the human veto.
Action1 Gave Away the First 200 Endpoints. Then Revenue Grew 4,512%.
The Netwrix founders put $20 million of their own money behind a boring problem, narrowed the company to patching, and made the full product free for 200 devices. The wager turned routine maintenance into one of software's more unusual growth stories.
Root Raised $37.6 Million to Shrink Containers - Then Found the Bigger Business Was Fixing Them
The Boston startup began by trimming Docker images. Its sharper insight was that security teams did not need another list of vulnerabilities - they needed tested fixes that could arrive without an upgrade, a rebuild marathon or a ruined sprint.
SubImage
SubImage is a San Francisco security startup building an open-core security graph that maps a company's cloud and SaaS infrastructure so teams can see who can access what, and why. Built by the original team behind Cartography, the open-source graph tool created at Lyft and now a CNCF project, SubImage sells a managed, agentless platform for attack path analysis, asset inventory, and misconfiguration detection. Backed by a $4.2M seed round, it positions itself as an open-core alternative to Wiz.
Automox
Automox is a cloud-native IT automation and endpoint management company that helps organizations patch, configure, and secure Windows, macOS, and Linux devices from a single platform. Founded in 2015 in Boulder, Colorado, its agent-based, server-free approach automates patch management and vulnerability remediation across distributed fleets, and its Otto generative-AI assistant lets IT teams build automation scripts (Worklets) in plain language. The company serves more than 1,500 customers across 30-plus countries and has raised roughly $154 million, including a $110 million Series C led by Insight Partners in 2021.
NinjaOne
NinjaOne is an Austin-based software company that makes an automated, cloud-native endpoint management platform used by IT teams and managed service providers to monitor, secure, patch, back up and control laptops, servers, mobile devices and SaaS data from a single console. Founded in 2013 as NinjaRMM, it now serves more than 30,000 customers and manages over 5 million endpoints, and in 2025 raised $500 million in Series C extensions at a $5 billion valuation while remaining founder-led and debt-free.