NetBox Labs Raises $35 Million in Series B

by Kay Aloha Villamor in July 15th, 2025

NetBox Labs, a New York-based company that provides a platform for network and infrastructure management, has raised $35 million in a Series B funding round. 

Investors 

The round was led by NGP Capital, with participation from Sorenson Capital, Headline, and existing backers including Flybridge Capital, Notable Capital, Mango Capital, Salesforce Ventures, Two Sigma Ventures, and IBM. 

NGP Capital is a global VC investing in early-stage technology companies across the US and Europe. For two decades, NGP has invested in more than 120 companies, of which 19 became unicorns and 11 went on to IPO. 

NetBox Labs Use of Funds 

The company will use the funding to accelerate product innovation, expand its global team, and meet growing demand from enterprises and AI data centers for reliable, automated infrastructure management. 

About NetBox Labs 

NetBox Labs is the commercial force behind NetBox, the open-source network and infrastructure management stack. Its solutions are foundational for building, automating, and scaling modern digital infrastructure, particularly in AI and hyperscale environments. NetBox Labs offers a portfolio that includes NetBox, NetBox Discovery, NetBox Assurance, and NetBox Operator. Headquartered in New York, NetBox serves tens of thousands of enterprises, including dozens of Fortune 500 companies, hyperscalers, AI scale-ups, and government entities worldwide. 

Funding Details 

Company: NetBox Labs, Inc. 

Raised: $35.0M 

Round: Series B 

Funding Date: July 2025 

Lead Investor: NGP Capital 

Additional Investors: Sorenson Capital, Headline, Flybridge Capital, Notable Capital, Mango Capital, Salesforce Ventures, Two Sigma Ventures, IBM 

Company Website: https://netboxlabs.com/  

Software Category: Network Infrastructure Management / Open Source / Automation 

Source: Chris Poisson, Senior Media Strategist, Look Left Marketing, LLC 

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