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Quantum Bridge Technologies secures $8M Series A led by Primo Capital to scale quantum-safe cybersecurity solutions.

PRIVATEMay 20, 2026

Amount Raised

$8 Million

Round Type

Series A

SecurityCyber SecurityNetwork Security

Investors

Cadenza VCWayraPrimo Capital SGR

Description

Quantum Bridge Technologies has raised $8 million in a Series A funding round led by Primo Capital SGR. The funds will be used to accelerate the adoption of quantum-safe cybersecurity infrastructure. Founded in 2019, Quantum Bridge focuses on delivering solutions that secure communications against quantum computing threats. This funding will help the company meet the increasing demand from organisations for innovative security measures.

Quick answer

Quantum Bridge Technologies raised $8 Million in a Series A round, dated May 20, 2026. Investors: Cadenza VC, Wayra and Primo Capital SGR.

How much did Quantum Bridge Technologies raise?
Quantum Bridge Technologies raised $8 Million in a Series A round on May 20, 2026.
Who invested in Quantum Bridge Technologies?
Cadenza VC, Wayra and Primo Capital SGR are named as investors in this round.
What does Quantum Bridge Technologies do?
Quantum Bridge Technologies is focused on creating quantum-safe cybersecurity infrastructure to protect against the threats posed by quantum computing.

Source: Fundz verified event record.

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

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

  • Dawnguard raised $6.3M (Pre-Seed) on July 1, 2026.
  • Wultra raised $7.7M (Series A) on June 29, 2026.
  • Deep Algorithm Solutions raised $2.8M (Seed) on June 28, 2026.
  • Cyera raised $600M (Series G+) on June 10, 2026.
  • Aryon Security raised $29M (Series A) on June 10, 2026.
  • Retriever raised an undisclosed amount (Pre-Seed) on June 9, 2026.

Who to call at Quantum Bridge Technologies, and when

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Company Information

Company

Quantum Bridge Technologies

About

Quantum Bridge Technologies is focused on creating quantum-safe cybersecurity infrastructure to protect against the threats posed by quantum computing. Founded in 2019, the company emerged from a prominent quantum security research group to provide practical security solutions. Their patented Distributed Symmetric Key Establishment (DSKE) protocol enhances cryptographic resilience and scalability. By integrating quantum-safe systems into existing frameworks, they facilitate commercial adoption of advanced security measures.

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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

Quantum Bridge Technologies 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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