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Quantum Bridge Technologies

QuantumCybersecurityToronto, ON

Builds quantum-safe key distribution for existing networks, centred on its patented Distributed Symmetric Key Establishment (DSKE) protocol and Symmetric-Key Distribution System.

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About

Company site: qubridge.io

Builds quantum-safe key distribution for existing networks, centred on its patented Distributed Symmetric Key Establishment (DSKE) protocol and Symmetric-Key Distribution System.

  • Closed a US$8M Series A led by Primo Capital SGR with Wayra, Cadenza VC, HPE and Bacchus Venture Capital, taking total raised to US$16M (May 2026). qubridge.io

  • Ran a proof of concept in Japan combining its DSKE technology with Toshiba's quantum key distribution system, completing the planned verification (April 2026). jetro.go.jp

  • Received a $1M contract to test its Key Management Entity and Black Phone products for the research unit of Innovation, Science and Economic Development Canada (2023). qubridge.io

  • Appointed QNS Services Co., Ltd. of Tokyo as its exclusive general agent in Japan. jetro.go.jp

Funding & Investors

Announced rounds only, newest first. Undisclosed amounts are shown as undisclosed.

  1. Series A

    May 20, 2026

    Investors: Primo Capital SGR (lead), Wayra (Telefónica), Cadenza VC, Club degli Investitori, Hewlett Packard Enterprise, Bacchus Venture Capital

  2. Strategic investment

    Aug 28, 2024

    Undisclosedqubridge.io

    Investors: Juniper Networks (Juniper Ventures)

Total disclosed: US$8.0MLatest: Series A · May 20, 2026

Partnerships

Publicly announced partnerships.

Juniper Networks

Strategic investment plus collaboration through Juniper Beyond Labs pathfinding projects, combining DSKE with Juniper's quantum-safe VPNs (2024).

Italtel

Strategic partnership for joint go-to-market, proof-of-value testing and co-innovation on quantum-safe network solutions for enterprise, telecom and critical infrastructure (2026).

Toshiba (Cambridge Research Laboratory)

International consortium project DSKENet combining Quantum Bridge's DSKE with Toshiba's QKD systems, supported through NRC IRAP (UKRI Quantum project, 2023-25).

Government & Grants

Government support actually received. Unpublished amounts are left out.

  1. Business Scale-up and Productivity, FedDev Ontario — repayable contribution

    C$2.7M2026canada.ca
  2. Canadian International Innovation Program, Global Affairs Canada — grant

  3. CanExport Innovation, delivered by National Research Council Canada — grant

  4. CanExport SMEs, delivered by National Research Council Canada — grant

  5. Collaborative Science, Technology and Innovation Program (Collaborative R&D Initiatives), National Research Council Canada — contribution

  6. Canadian International Innovation Program, Global Affairs Canada — grant

  7. Industrial Research Assistance Program, National Research Council Canada (Contributions to Firms) — contribution

  8. Collaborative Science, Technology and Innovation Program (Collaborative R&D Initiatives), National Research Council Canada — contribution

  9. Industrial Research Assistance Program, National Research Council Canada (Contributions to Firms, UKRI DSKENet project) — contribution

  10. CanExport Innovation, delivered by National Research Council Canada — grant

  11. Testing contract with the research unit of Innovation, Science and Economic Development Canada — procurement contract

    C$1.0M2023qubridge.io
  12. CanExport Innovation, delivered by National Research Council Canada — grant

  13. Collaborative Science, Technology and Innovation Program (Collaborative R&D Initiatives), National Research Council Canada — contribution

Recent News

  1. May 20, 2026Funding

    Quantum Bridge Secures $8 Million to Fortify Global Networks Against Quantum Threats

    Quantum Bridge closed a US$8M Series A led by Primo Capital to scale its quantum-safe networking products.

People

Sourced from the company's own pages or announcements.

Mattia Montagna

CEO & Co-Founder

Hoi-Kwong Lo

Co-Founder

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