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Industries
Enterprise Software
Cybersecurity
Company Size
51-200
Company Stage
Series A
Total Funding
$70M
Headquarters
Nashville, Tennessee
Founded
2017
Phosphorus.io provides subscription-based cybersecurity services that protect IoT devices for large enterprises. Its platform guards against common IoT weaknesses such as unpatched firmware, default credentials, and backdoors, and includes a one-button synchronization that enables rapid onboarding of thousands of devices. Enterprises subscribe to ongoing monitoring, threat intelligence, and automatic updates to keep devices secured across sectors like retail, media, manufacturing, healthcare, and data centers. The goal is to reduce IoT breach risk by delivering scalable, continuously maintained security for extensive device fleets.
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Total Funding
$70M
Above
Industry Average
Funded Over
2 Rounds
Industry standards
Remote Work Options
NASHVILLE, TN - September 4, 2025 - Phosphorus, the leading provider of proactive security and management for the extended Internet of Things (xIoT), today announced the promotion of Brett Raphael to the position of Chief Revenue Officer (CRO).
Phosphorus appoints Sonu Shankar as President and COO to accelerate Autonomous xIoT operations vision.
Neva Sgr, the venture capital arm of Intesa Sanpaolo, has invested in Phosphorus Cybersecurity to boost its growth in xIoT security. This investment will help Phosphorus enhance intelligent automation and expand operations to Italy. Phosphorus aims to secure and manage the growing xIoT landscape, with over 60 billion devices worldwide. The company plans to evolve from intelligent automation to full autonomy in device management.
Intesa Sanpaolo SpA: * NEVA SGR FINALIZES INVESTMENT IN PHOSPHORUS CYBERSECURITY * PHOSPHORUS CYBERSECURITY IS A U.S. SECURITY AND DEVICE MANAGEMENT COMPANY FOR EXTENDED...
NASHVILLE, Tenn., Nov. 11, 2024 /PRNewswire/ -- Phosphorus Cybersecurity Inc., the leading provider of unified, prevention-based security management for the xTended Internet of Things (xIoT), announced today that CRN®, a brand of The Channel Company, has included Phosphorus on its 2024 Stellar Startups list in the Internet of Things (IoT) category. This prestigious list highlights fast-rising technology vendors that are driving innovation and fostering growth in the IT channel with groundbreaking products. Companies recognized as Stellar Startups must be six years old or younger, and they are selected across categories that include artificial intelligence/machine learning (AI/ML), big data, business applications, cloud, data center, Internet of Things (IoT), networking/unified communications, security, and storage. Phosphorus provides the industry's only proactive Cyber-Physical System (CPS) Protection Platform to secure and manage the expanding IoT, OT, and IoMT attack surface, and automate the mitigation and remediation of the biggest CPS vulnerabilities. Its Unified xIoT Security Management Platform is the only proactive xIoT discovery and remediation solution, delivering safe, fast, and accurate discovery and assessment of all IoT, OT, and IoMT devices, while enabling automated hardening and remediation at scale – all without agents, hardware, or hassles
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Industries
Enterprise Software
Cybersecurity
Company Size
51-200
Company Stage
Series A
Total Funding
$70M
Headquarters
Nashville, Tennessee
Founded
2017
Find jobs on Simplify and start your career today