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HyperBunker raises €800k seed funding to ramp up production of its anti-ransomware device, led by Fil Rouge Capital and Sunfish Venture Capital.

PRIVATEOct 15, 2025

Amount Raised

€800,000

Round Type

Seed

LondonInformation TechnologySoftwareSecurityCyber Securitycomputer & network security

Investors

Fil Rouge CapitalSunfish Venture Capital

Description

HyperBunker has secured €800,000 in seed funding to boost production of its next-gen ransomware prevention device. The funding round was spearheaded by Fil Rouge Capital and Sunfish Venture Capital. The company plans to use the investment to expand production capacity and develop its market presence. This innovative device aims to protect data from ransomware attacks effectively.

Quick answer

HyperBunker raised €800,000 in a Seed round, dated October 15, 2025. Investors: Fil Rouge Capital and Sunfish Venture Capital. HyperBunker is based in London, England, United Kingdom.

How much did HyperBunker raise?
HyperBunker raised €800,000 in a Seed round on October 15, 2025.
Who invested in HyperBunker?
Fil Rouge Capital and Sunfish Venture Capital are named as investors in this round.
What does HyperBunker do?
HyperBunker is a company specializing in ransomware prevention and critical data recovery solutions.
Where is HyperBunker based and how big is it?
HyperBunker is based in London, England, United Kingdom. Fundz records about 7 employees.
Who are the decision-makers at HyperBunker?
Fundz holds 1 contact at HyperBunker, including the CEO at HyperBunker. 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 HyperBunker that raised within 45 days of this round, from Fundz verified event records.

  • Armis Security raised $435M on November 8, 2025.
  • Rilevera raised $3M (Seed) on November 4, 2025.
  • Truffle Security raised $25M (Series B) on November 6, 2025.
  • Flare raised $30M (Funding Round) on November 5, 2025.
  • Daylight Security raised $33M (Funding Round) on November 4, 2025.
  • Hoop.dev raised an undisclosed amount (Seed) on October 30, 2025.

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Company Information

Company

HyperBunker

Location

London, England, United Kingdom

About

HyperBunker is a company specializing in ransomware prevention and critical data recovery solutions. It has developed a next-generation device that protects data from ransomware attacks by being entirely software-free and air-gapped. The HyperBunker solution ensures high levels of data integrity and compliance with data security regulations. The company is committed to providing effective data preservation systems designed for post-attack recovery.

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Related People

1 contact
Verified contactsBostjan K., CEO at HyperBunker hiddenSee plans and pricing
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HyperBunker raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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