Fundz

Realm.Security raises $15M in Series A funding led by Jump Capital to accelerate development of its AI-native Security Data Pipeline Platform.

PRIVATEOct 08, 2025

Amount Raised

$15 Million

Round Type

Series A

BostonSecurityCyber SecurityNetwork Security

Investors

Glasswing VenturesAccompliceJump Capital

Description

Realm.Security, an innovator in AI-native Security Data Pipelines, announced a $15 million Series A funding round led by Jump Capital, supported by Glasswing Ventures and Accomplice. The funds will be used to enhance product development and market expansion. As enterprises face escalating costs and data volumes, Realm.Security aims to transform security operations with their platform. The solution promises to cut data volume by up to 83%, delivering efficient, trustworthy data for security teams.

Quick answer

Realm.Security raised $15 Million in a Series A round, dated October 8, 2025. Investors: Glasswing Ventures, Accomplice and Jump Capital. Realm.Security is based in Boston, Massachusetts, United States.

How much did Realm.Security raise?
Realm.Security raised $15 Million in a Series A round on October 8, 2025.
Who invested in Realm.Security?
Glasswing Ventures, Accomplice and Jump Capital are named as investors in this round.
What does Realm.Security do?
Realm is pioneering the creation of an easy-to-implement, simple-to-use security fabric solution that is purpose-built for cybersecurity.
Where is Realm.Security based and how big is it?
Realm.Security is based in Boston, Massachusetts, United States. Fundz records about 26 employees.
Who are the decision-makers at Realm.Security?
Fundz holds 1 contact at Realm.Security. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Security and Cyber Security around the same time

Companies in the same sectors as Realm.Security that raised within 45 days of this round, from Fundz verified event records.

  • Bedrock Data raised $25M (Series A) on November 19, 2025.
  • Secure.com raised $4.5M (Funding Round) on November 18, 2025.
  • ArmourZero raised an undisclosed amount (Angel) on November 18, 2025.
  • Sweet Security raised $75M (Series B) on November 12, 2025.
  • Armis Security raised $435M on November 8, 2025.
  • Rilevera raised $3M (Seed) on November 4, 2025.

Who to call at Realm.Security, and when

A new round usually means Realm.Security is about to hire and buy. The teams that reach out first get the meeting.

  • An alert the day Realm.Security raises, hires an executive or expands, scored against what you sell
  • The decision-makers there, with verified emails
  • Who you already know at Realm.Security, from your own LinkedIn network

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Company Information

Company

Realm.Security

Location

Boston, Massachusetts, United States

About

Realm is pioneering the creation of an easy-to-implement, simple-to-use security fabric solution that is purpose-built for cybersecurity. Delivering tangible value quickly for resource-constrained security defenders is at the core of the company’s mission. Realm empowers security teams to shift their focus from tools and technology to the real problem, stopping bad actors from achieving their end goal.

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Fundz sees it the moment Realm.Security raises, hires an exec or expands, usually minutes after it happens, and tells you who to reach.

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Funding Insights

What this usually means
Typical timeline to Series B
Series A companies typically raise their next round in 10-18 months

Realm.Security raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

145 of these a day, filtered to the companies you pick, with the decision-maker attached.

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Fundz is a real-time business intelligence platform powered by agentic AI that proactively delivers personalized daily signals, including funding rounds, executive changes, M&A activity, 13F institutional filings, SEC 8-K events, investor activity, and website modifications, based on each user's watchlist and ICP. A trusted data source at firms such as BlackRock, Oracle, Kleiner Perkins, LinkedIn, HubSpot, and Cloudflare, Fundz democratizes the institutional-grade intelligence that previously required a PitchBook or Bloomberg terminal. Features include Daily Briefing for AI-powered daily briefings, and unified cross-signal alerts across 281,000+ organizations. Developers and data teams can access these signals programmatically via the Fundz Funding Data API, with transparent published pricing.