Phosphorus Overview

  • Year Founded
  • 2017

Year Founded

  • Status
  • Acquired/​Merged

  • Employees
  • 70

Employees

  • Latest Deal Type
  • M&A

Phosphorus General Information

Description

Developer of a cyber-physical systems platform designed to deliver a proactive approach to security management and breach prevention. The company offers a unified xIoT security management platform that provides discovery, risk assessment, continuous monitoring, and automated mitigation, enabling industries to manage the security of connected devices effectively and accurately.

Contact Information

Website
www.phosphorus.io
Ownership Status
Acquired/Merged
(Operating Subsidiary)
Financing Status
Formerly VC-backed
Corporate Office
  • 1600 West End Avenue
  • Suite 300
  • Nashville, TN 37203
  • United States
+1 (877)
Primary Industry
Network Management Software
Parent Company
Dragos
Vertical(s)
Cybersecurity, SaaS, Internet of Things
Corporate Office
  • 1600 West End Avenue
  • Suite 300
  • Nashville, TN 37203
  • United States
+1 (877)

Want detailed data on 11M+ companies?

What you see here scratches the surface

Request a free trial

Want to dig into this profile?

We’ll help you find what you need

Learn more

Phosphorus Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
9. Merger/Acquisition 07-Apr-2026 Completed Generating Revenue
8. Later Stage VC 28-Apr-2025 Completed Generating Revenue
7. Later Stage VC (Series A2) 11-Dec-2023 Completed Generating Revenue
6. Later Stage VC (Series A) 22-Feb-2022 Completed Generating Revenue
5. Grant 01-Jan-2021 Completed Startup
4. Early Stage VC 05-Oct-2020 Completed Startup
3. Grant 01-Jan-2020 Completed Startup
2. Seed Round 24-Sep-2019 $2.45M $3.45M Completed Startup
1. Seed Round 01-Aug-2017 $1M $1M Completed Startup
To view Phosphorus’s complete valuation and funding history, request access »

Phosphorus Cap Table

Stock # of Shares
Authorized		 Par Value Dividend Rate (%) Original
Issue Price		 Liquidation Liquidation
Pref. Multiple		 Conversion Price % Owned
Series A3
Series A2
Series A 5,155,946 $0.000100 $10.43 $10.43 1x $10.43 29.37%
Seed 1,344,121 $0.000100 $1.7 $1.7 1x $1.7 7.66%
To view Phosphorus’s complete cap table history, request access »

Phosphorus Comparisons

Description
Primary
Industry
HQ Location
Employees
Total Raised
Post Valuation
Last
Financing
Details
Developer of a cyber-physical systems platform designed to deliver a proactive approach to security management and breac
Network Management Software
Nashville, TN
70 As of 2026

San Francisco, CA
 

New York, NY
 
Add Comparison

PitchBook’s comparison feature gives you a side-by-side look at key metrics for similar companies. Personalize which data points you want to see and create visualizations instantly.

Request a free trial

Phosphorus Competitors (5)

One of Phosphorus’s 5 competitors is Nozomi Networks, a Formerly VC-backed company based in San Francisco, CA.

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
Nozomi Networks Formerly VC-backed San Francisco, CA
Claroty Venture Capital-Backed New York, NY
Armis Formerly VC-backed San Francisco, CA
Dragos Formerly VC-backed Hanover, MD
The Sulfur Group Corporation Los Angeles, CA
You’re viewing 5 of 5 competitors. Get the full list »

Phosphorus Patents

  • 35

    Total Documents Applications and Grants

  • Total Patents Families

  • 30

    Granted

  • 3

    Pending

  • Expiring in next 12 mo

Phosphorus Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
WO-2025075775-A1 Hybrid techniques of dynamic discovery, threat detection, assessment, response, and monitoring of xiot devices on a network Inactive 06-Oct-2023
US-11757724-B1 Identifying devices on a network with minimal impact to the network Active 15-Nov-2022
US-12028220-B2 Identifying devices on a network with minimal impact to the network Active 15-Nov-2022
US-12199832-B2 Identifying devices on a network with minimal impact to the network Active 15-Nov-2022
US-20240163176-A1 Identifying devices on a network with minimal impact to the network Active 15-Nov-2022 H04L41/12
To view Phosphorus’s complete patent history, request access »

Phosphorus Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

Key Data Points

Similarweb Unique Visitors

Majestic Referring Domains

PitchBook’s non-financial metrics help you gauge a company’s traction and growth using web presence and social reach.

Request a free trial

Phosphorus Former Investors (13)

Investor Name Investor Type Holding Investor Since Participating Rounds
Atypical Ventures Venture Capital Minority
BayPoint Capital Partners PE/Buyout Minority
Evolution Equity Partners Growth/Expansion Minority
General Advance Venture Capital Minority
Keel Marinas PE/Buyout Minority
You’re viewing 5 of 13 investors. Get the full list »

Ready to get started?

Request a free trial

Phosphorus FAQs

  • When was Phosphorus founded?

    Phosphorus was founded in 2017.

  • Where is Phosphorus headquartered?

    Phosphorus is headquartered in Nashville, TN.

  • What is the size of Phosphorus?

    Phosphorus has 70 total employees.

  • What industry is Phosphorus in?

    Phosphorus’s primary industry is Network Management Software.

  • Is Phosphorus a private or public company?

    Phosphorus is a Private company.

  • What is Phosphorus’s current revenue?

    The current revenue for Phosphorus is .

  • How much funding has Phosphorus raised over time?

    Phosphorus has raised $56.2M.

  • Who are Phosphorus’s investors?

    Atypical Ventures, BayPoint Capital Partners, Evolution Equity Partners, General Advance, and Keel Marinas are 5 of 13 investors who have invested in Phosphorus.

  • Who are Phosphorus’s competitors?

    Nozomi Networks, Claroty, Armis, Dragos, and The Sulfur Group are competitors of Phosphorus.

  • When was Phosphorus acquired?

    Phosphorus was acquired on 07-Apr-2026.

  • Who acquired Phosphorus?

    Phosphorus was acquired by Dragos.

Data Transparency

  • Meet our data hygiene team

    Discover how our experts ensure you’re getting the most accurate financial data in the industry.

    Read more

  • How PitchBook sources data

    Our data operations team has logged over 3.5 million hours researching, organizing, and integrating the information you need most.

    Discover our process