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Realm Security

Realm Security

Private
Boston, MassachusettsCybersecurityhttps://realm.security/

Last Round

Strategic

Dec 11, 2025

Est. Valuation

$80M

Total Funding Raised

$22M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Realm Security is a cybersecurity company that provides an AI-native security data pipeline platform designed to help security teams manage, filter, and route security telemetry.

Sector

Cybersecurity

Verticals

Cloud Security, Data Integration, SIEM

Business Model

B2B

Customer Profile

Subscription SaaS

AI Layer

Infrastructure

Keywords

security data pipelinesecurity telemetrySIEM cost optimizationsecurity data managementsecurity operations centerSOCsecurity data fabricsecurity data overloadsecurity data routingsecurity data filteringSIEMsecurity observabilitydata observabilitysecurity data engineeringsecurity data lakelog management

Historical Pricing

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Caplight Momentum Score

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Realm Security Comparables

Compare Realm Security with similar companies based on industry and business-model similarity.

Realm Security comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Abstract Security
90%
DataBahn
87%
CeTu Systems
87%

Realm Security Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
StrategicDec 11, 2025
Series AOct 8, 2025
SeedSep 12, 2024

Key People

Founding team and executive leadership

Jeff Kraemer

Co-Founder CTO

Founding Team

Pete Martin

Co-Founder CEO

Founding Team

Realm Security Investors

Notable investors and investment history

Realm Security investors
InvestorRounds
AccompliceSeries A, Seed
Presidio VenturesStrategic
Jump CapitalSeries A
Glasswing VenturesSeries A, Seed
Presidio VenturesStrategic

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 1, 2026

    Grew 32% QoQ, from 37 to 49 employees.

  • May 1, 2026

    Grew 31% QoQ from 35 to 46 employees.

Realm Security Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Realm Security Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersBoston, Massachusetts
Employee Range54
Year Founded2024
Last FundingDec 11, 2025

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