Radar · Network Security in United States
Best Network Security Companies in United States
The 84 best Network Security companies in United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Sublime Black.
By Rohit KhannaTrends & Stories
84companies tracked
$150Kdisclosed funding
0unicorns
1have raised
Sources & further reading
- Network security and ADC market to reach $19 billion by 2024
- Fortinet shines in network security biz with top three position
- Latest News Network Security Market Size is expected to reach at USD
Ranked: Best Network Security companies in United States
| # | Company | Disclosed funding | Employees | Founded | Stage | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | GoRemote Internet Communications Provider of secure remote access solutions, enabling customers to achieve network security, while reducing… | — | 238 | 1998 | Acquired | — | — | — | — |
| 2 | mainnerve MainNerve is an information security innovator and service provider whose mission is to make the Internet a… | — | 201 | 2001 | Private | — | — | — | — |
| 3 | Crossbeam Systems Provider of network security servives. The company provides security platforms that allows businesses to… | — | 200 | 2000 | Private | — | — | — | — |
| 4 | Highwinds Network Group Provider of virtual private network services intended to protect against cyber attacks. | — | 149 | 2002 | Acquired | — | — | — | — |
| 5 | Illuminate Technologies Our products address the breadth of cyber security requirements in 2G, 3G, 4G, and 5G mobile infrastructure… | — | 147 | 2018 | — | — | — | — | — |
| 6 | netwolves NetWolves is a managed network distributor that designs and delivers multi network and technology solutions. | — | 102 | 1997 | Acquired | WordPressMySQLPHP+18 | Top 50M | 2 patents Secure remote system management and network device security solutions | — |
| 7 | OneSecure Developer of network security system designed to deliver security products that give its clients the ability… | — | 65 | 2000 | Acquired | — | — | — | — |
| 8 | high tech innovations HTI is an IT consulting & networking company that offers integrated hardware & software, device integration… | — | 63 | 1997 | — | — | — | — | — |
Top 1 Network Security companies in United States
#1
Deadpooled · Washington, District of Columbia · founded 2018$150Kraised▾
Deadpooled · Washington, District of Columbia · founded 2018
Developer of a network management platform designed to automate cybersecurity incident response. The company's platform focuses on the automation of cyber responses while providing in-house expertise and experienced staff to lead projects from initial design through to installation, programming integration and commissioning, enabling clients to combat threats and maintain network security.
Investors
Y Combinator, VentureSouq, Sterling Road
Funding & investor landscape
$150Ktotal disclosed funding
1companies funded
0disclosed rounds
0rounds last 90 days
Most active investors
Prism market signals · United States · country-scoped Prism corpus, 662,668 docs
Market landscape — 10 sub-themes by coverage
Share of Network Security coverage by sub-theme.
Regulatory-risk over time flat
Funding & growth over time
funding rising · growth rising
Common questions
How many Network Security companies are there in United States?
Radar tracks 84 indexable Network Security companies headquartered in United States that meet our profile-completeness bar.
What is the total funding raised by Network Security companies in United States?
The Network Security companies in United States on this list have raised a combined $150K in disclosed equity funding across 1 funded companies.
Which is the highest-funded Network Security company in United States?
Sublime Black is the highest-funded Network Security company in United States, with $150K in disclosed equity funding.
How many Network Security companies in United States are funded?
1 of the 84 Network Security companies in United States on this list have disclosed at least one equity funding round.
How many Network Security unicorns are there in United States?
None of the Network Security companies in United States on this list currently has a disclosed valuation of $1B or more.
Who are the top investors in United States Network Security companies?
The most active investors in United States Network Security companies on this list include Sterling Road, VentureSouq, Y Combinator.
Rohit KhannaTrends & Stories
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.