Helmet Security

Private

Washington D.C.Cybersecurityhttps://www.helmet.sh/

Last Round

Seed

Dec 5, 2025

Total Funding Raised

$9M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Helmet Security is a cybersecurity company that provides an end-to-end platform to secure the infrastructure behind agentic AI communications.

Sector

Cybersecurity

Verticals

Application Security, Zero Trust, Cloud Security, Data Protection

Business Model

B2B

Customer Profile

Subscription SaaS, Services & Consulting

AI Layer

Infrastructure

Keywords

agentic AI securityAI security platformAI gatewayShadow AIAI firewallAI guardrailsAI policy enforcementAI governanceAI agent securityAI agent visibilityZero Trust for AIMulti-Channel-ProxyMCPAI infrastructure securitySIEM integrationEDR integrationAI risk managementsecurity audit trails

Historical Pricing

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Caplight Momentum Score

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Helmet Security Comps

Public and private peers based on sector, stage, and business model.

Helmet Security comps — public and private peers by sector, stage, and business model
Company	Status	Est. Valuation	Rev Multiple
OpenAI	Private	$86.0B	~40x
Cohere	Private	$5.0B	--
Competitor 1	Public	$XX.XB	XXx
Competitor 2	Public	$XX.XB	XXx

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Helmet Security Funding Rounds

Historical fundraising activity

Data table
Round	Date	Amount Raised	Valuation	Investors	Sources
Seed	Dec 5, 2025

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Helmet Security Investors

Notable investors and investment history

Helmet Security investors
Investor	Rounds
SYN Ventures	Seed
WhiteRabbit Ventures	Seed

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Market signals

Structured signals derived from secondary market and firmographic data.

Dec 4, 2025
$9M raised in Seed round.

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Helmet Security Filings

SEC and related filings with document metadata.

Data table
Typed	Date	Amount Offered	Amount Sold	Filling	Pages	Download
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Helmet Security Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersWashington D.C.

Year Founded2025

Last FundingDec 5, 2025

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