# Phosphorus Cybersecurity

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/phosphorus-cybersecurity

- Industry: IT Security/Cybersecurity
- Headquarters: Nashville, US
- Website: www.phosphorus.io
- Total disclosed funding: $70M
- Latest round: Series A (Dec 11, 2023)
- Investors on record: 4

## About

Based in Tennessee, US, and founded in 2017, Phosphorus Cybersecurity Inc. operates as a provider of secure software updates and alerts for smart devices in the home and office. Earle Ady and Rebecca Rouland are the co-founders, and Chris Rouland is the founder (CEO) of the company. In?April 2025,?Phosphorus Cybersecurity Inc.?raised?an undisclosed amount of venture funding from new investor Neva. The company offers solutions including patch management, credential management, asset inventory, visibility, and compliance to the enterprise, finance, retail, defense, and intelligence industries. Phosphorus’s patented capabilities enable the updating of all IoT devices to the most recent firmware and the rotation of credentials. The company's partners include Armis, Rumble, Forescout, Splunk, and more. The company plans to utilize the April 2025 funding to build AI capabilities for xIoT security and management and to invest in its go-to-market strategy to increase commercial expansion.

## Funding rounds

- Series A, Dec 11, 2023, $27M — Evolution Equity Partners
- Series A, Feb 22, 2022, $38M — MassMutual Ventures, SYN Ventures
- Seed, Aug 1, 2017, $5M — General Advance

## Investors

- General Advance (https://capitalatlas.ai/funds/general-advance) — Seed
- MassMutual Ventures (https://capitalatlas.ai/funds/massmutual-ventures) — Series A
- SYN Ventures (https://capitalatlas.ai/funds/syn-ventures) — Series A
- Evolution Equity Partners (https://capitalatlas.ai/funds/evolution-equity-partners) — Series A