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Prelude Security

Prelude Security

Private
New York City, New YorkCybersecurityhttps://www.preludesecurity.com/

Last Round

VC Round

Sep 25, 2025

Total Funding Raised

$28.25M

Company Overview

Prelude Security is a cybersecurity company that provides an endpoint protection platform designed to monitor security controls and deliver runtime memory protection.

Sector

Cybersecurity

Verticals

Vulnerability Management, Endpoint Security, Threat Intelligence

Business Model

B2B

Customer Profile

Subscription SaaS, Usage-Based SaaS

AI Layer

Application

Keywords

security validationadversary emulationbreach and attack simulationBAScontinuous security monitoringautomated security testingsecurity driftthreat detection validationsecurity operations centerSOCmanaged security service providerMSSPthreat intelligencecybersecurity SaaSred teamingpurple teaming

Historical Pricing

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Caplight Momentum Score

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Prelude Security Comparables

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Prelude Security comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
SCYTHE
87%
AttackIQ
86%
Cymulate
83%

Prelude Security Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
VC RoundSep 25, 2025
StrategicJun 1, 2023
Series AApr 12, 2022
SeedAug 26, 2021

Key People

Founding team and executive leadership

Peter Constantine

Chief Product Officer

Executive Team

Prelude Security Investors

Notable investors and investment history

Prelude Security investors
InvestorRounds
Brightmind PartnersVC Round
Revolution VenturesSeries A
Revolution LLCSeries A, Seed
Sequoia CapitalVC Round, Series A
IA VenturesSeries A, Seed
Four Rivers GroupSeries A, Seed
CrowdStrike Falcon FundStrategic

Market signals

Structured signals derived from secondary market and firmographic data.

  • Dec 8, 2025

    Added New Cooperative, Inc. from the Agriculture industry.

  • Sep 25, 2025

    $16M raised in a VC Round.

Prelude Security Filings

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Prelude Security filings preview — column headings only; records require access
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Frequently Asked Questions

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

Is Prelude Security a public or private company?

Prelude Security is a private company.

What is the current stock price of Prelude Security?

Prelude Security is a private company, so its shares have no public market price. Caplight tracks Prelude Security's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.

How much is Prelude Security worth (valuation)?

Valuation information for Prelude Security is not publicly available.

Can I buy Prelude Security stock?

Prelude Security shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.

When was Prelude Security's last funding round?

Prelude Security's most recent funding round was VC Round on September 25, 2025.

Who are the main investors in Prelude Security?

Key investors in Prelude Security include Brightmind Partners, Sequoia Capital, CrowdStrike Falcon Fund.

Will Prelude Security IPO soon?

No public IPO plans have been announced for Prelude Security.

How can I track Prelude Security secondary market activity?

Caplight tracks bids, offers, and trades in Prelude Security's shares on secondary markets.

Firmographic Details

HeadquartersNew York City, New York
Employee Range11
Year Founded2020
Last FundingSep 25, 2025

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