# Cumulus Networks

> Linux-based open networking OS (Cumulus Linux) for data center switches.

## Why it is interesting

Cumulus brought the Linux model to network switches — a16z seed and Series A lead before NVIDIA acquired it days after closing Mellanox in 2020.

## Profile

- **Stage:** acquired
- **Status:** acquired
- **Industries:** infra-cloud, hardware-semiconductors
- **Coverage:** full
- **Last updated:** 2026-07-24

## Key facts

- Acquired by NVIDIA (May 2020): data center networking software (TechCrunch)
- a16z seed investor and Series A lead (a16z blog)
- Sequoia, Telstra Ventures among backers; ~$134M raised
- Source: https://a16z.com/bringing-the-linux-revolution-to-networking/

## Investors in our directory

- https://venturecapitaltracker.com/fund/andreessen-horowitz
- https://venturecapitaltracker.com/fund/sequoia

## Related articles

- https://venturecapitaltracker.com/2026-a16z-hot-portfolio-companies

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Source: https://venturecapitaltracker.com/startup/cumulus-networks