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Whisper

Whisper

Private
AmsterdamCybersecurityhttps://www.whisper.security/

Last Round

Pre Seed

Jul 16, 2025

Total Funding Raised

$3.74M

Company Overview

Whisper is a cybersecurity company that provides a predictive threat intelligence platform using knowledge graph technology to monitor internet infrastructure.

Sector

Cybersecurity

Verticals

Threat Intelligence, Cloud Security, Network Security, Data Integration

Business Model

B2B

Customer Profile

Subscription SaaS, Usage-Based SaaS

AI Layer

Infrastructure

Keywords

threat intelligenceinfrastructure intelligencecyber threat huntingknowledge graphnetwork visibilityModel Context ProtocolMCPAI agent securitysecurity operations centerSOCAPI platformincident responsecybersecurity datathreat actor trackingsecurity automation

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Caplight Momentum Score

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Whisper Comparables

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Whisper comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Validin
86%
Hunt Intelligence, Inc.
81%
Netlas LLC
79%

Whisper Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Pre SeedJul 16, 2025
Pre SeedJul 16, 2025

Key People

Founding team and executive leadership

Kaveh Ranjbar

CTO Co-Founder

Founding Team

Soroush Rafiee Rad

CPO CIO Co-Founder

Founding Team

Roman Viliavin

Chief Operating Officer

Executive Team

Whisper Investors

Notable investors and investment history

Whisper investors
InvestorRounds
BORN2GROWPre Seed
Atlas SGRPre Seed
AntlerPre Seed
Tioga TrustPre Seed
Volve CapitalPre Seed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 16, 2025

    $1.86M round led by Atlas SGR

Whisper Filings

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Whisper filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Whisper's valuation, stock price, and market status.

Is Whisper a public or private company?

Whisper is a private company.

What is the current stock price of Whisper?

Whisper is a private company with no public stock price. No recent secondary market data is available.

How much is Whisper worth (valuation)?

Valuation information for Whisper is not publicly available.

Can I buy Whisper stock?

Whisper shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Whisper's last funding round?

Whisper's most recent funding round was Pre Seed on July 16, 2025.

Who are the main investors in Whisper?

Key investors in Whisper include Connor Capital, Capricorn Investment Group, Atlas SGR, Menlo Ventures, EVE Atlas.

Will Whisper IPO soon?

No public IPO plans have been announced for Whisper.

How can I track Whisper secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Whisper's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersAmsterdam
Employee Range8
Year Founded2025
Last FundingJul 16, 2025

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