Quantum Bridge
PrivateLast Round
Series A
May 20, 2026
Total Funding Raised
$9.66M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Quantum Bridge is a cybersecurity company that develops proprietary software and quantum repeater hardware for secure communication and quantum-safe key distribution.
Sector
Cybersecurity
Verticals
Network Security, Quantum Computing, Data Protection, Telecom Network Security
Business Model
B2B
Customer Profile
Subscription SaaS, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Quantum Bridge Comps
Public and private peers based on sector, stage, and business model.
| Company | Status | Est. Valuation | Rev Multiple |
|---|---|---|---|
| OpenAI | Private | $86.0B | ~40x |
| Cohere | Private | $5.0B | -- |
| Competitor 1 | Public | $XX.XB | XXx |
| Competitor 2 | Public | $XX.XB | XXx |
Quantum Bridge Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | May 20, 2026 | ||||
| Seed | Aug 28, 2024 | ||||
| Grant | May 11, 2023 | ||||
| Grant | Feb 28, 2023 |
Key People
Founding team and executive leadership
Quantum Bridge Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| University of Toronto Asset Management Corporation | Series A |
| Wayra | Series A |
| Cadenza Ventures | Series A |
| Club degli Investitori | Series A, Seed |
| Bacchus Venture Capital | Series A |
| Primo Capital | Series A |
| National Research Council of Canada | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- May 20, 2026
$8M round led by Primo Capital.
- Sep 30, 2025
Added Juniper Networks as a customer.
Quantum Bridge Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Quantum Bridge's valuation, stock price, and market status.