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German GenAI startup Blockbrain raises €17.5 million in Series A funding led by Alstin Capital to enhance security and expand its AI platform across Europe.

PRIVATEFeb 12, 2026

Amount Raised

€17.5 Million

Round Type

Series A

StuttgartInformation TechnologySoftwareArtificial Intelligence

Investors

13books CapitalHarting Family FoundationGiesecke+Devrient VenturesLandesbank Baden Württemberg VenturesMätch VCAlstin Capital

Description

Blockbrain, a Stuttgart-based GenAI startup, has secured €17.5 million in Series A funding to strengthen its platform's security and governance. The funding will support the development of specialized AI agents and facilitate expansion across Europe and the UK. This round was led by Alstin Capital with participation from several investors, marking a total funding of €23 million to date.

Quick answer

Blockbrain raised €17.5 Million in a Series A round, dated February 12, 2026. Investors: 13books Capital, Harting Family Foundation, Giesecke+Devrient Ventures, Landesbank Baden Württemberg Ventures, Mätch VC and Alstin Capital. Blockbrain is based in Stuttgart, Baden Württemberg, Germany.

How much did Blockbrain raise?
Blockbrain raised €17.5 Million in a Series A round on February 12, 2026.
Who invested in Blockbrain?
13books Capital, Harting Family Foundation, Giesecke+Devrient Ventures, Landesbank Baden Württemberg Ventures, Mätch VC and Alstin Capital are named as investors in this round.
What does Blockbrain do?
Blockbrain is a German GenAI agent platform founded in 2022 that helps enterprises securely digitise expertise, processes, and decision-making logic.
Where is Blockbrain based and how big is it?
Blockbrain is based in Stuttgart, Baden Württemberg, Germany. Fundz records about 69 employees.
Who are the decision-makers at Blockbrain?
Fundz holds 1 contact at Blockbrain. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Software and Artificial Intelligence around the same time

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

  • STARUP raised $466K (Debt Financing) on March 27, 2026.
  • Fermi raised $165M (Debt Financing) on March 27, 2026.
  • Deaku raised $643K (Pre-Seed) on March 27, 2026.
  • Cifrato raised $1M (Seed) on March 27, 2026.
  • InStep AI raised $1.2M (Pre-Seed) on March 27, 2026.
  • Deccan AI raised $25M (Series A) on March 26, 2026.

Who to call at Blockbrain, and when

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Company Information

Company

Blockbrain

Location

Stuttgart, Baden Württemberg, Germany

About

Blockbrain is a German GenAI agent platform founded in 2022 that helps enterprises securely digitise expertise, processes, and decision-making logic. The platform aims to counteract the shortage of skilled workers and structural inefficiencies in companies with an easy-to-use, no-code-based AI solution. Its focus on security, data sovereignty, and compliance ensures full transparency for users. Blockbrain is addressing the challenge of making tacit expertise systematically accessible for improved productivity and competitiveness.

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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

Blockbrain 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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