Quantum Bridge
PrivateLast Round
Series A
May 20, 2026
Total Funding Raised
$9.66M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Quantum Bridge operates in Cybersecurity and is based in Toronto. Its latest recorded funding round was a Series A round in May 2026.
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
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Quantum Bridge Comparables
Compare Quantum Bridge with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| evolutionQ | 88% | |
| Quantum Xchange | 86% | |
| Arqitech | 83% |
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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 |
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Key People
Founding team and executive leadership
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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 |
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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.
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Quantum Bridge Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about Quantum Bridge's valuation, stock price, and market status.
Is Quantum Bridge a public or private company?
Quantum Bridge is a private company.
What is the current stock price of Quantum Bridge?
Quantum Bridge is a private company, so its shares have no public market price. Caplight tracks Quantum Bridge's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Quantum Bridge worth (valuation)?
Valuation information for Quantum Bridge is not publicly available.
Can I buy Quantum Bridge stock?
Quantum Bridge shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Quantum Bridge's last funding round?
Quantum Bridge's most recent funding round was Series A on May 20, 2026.
Who are the main investors in Quantum Bridge?
Key investors in Quantum Bridge include Primo Capital, Canada's Digital Technology Supercluster.
Will Quantum Bridge IPO soon?
No public IPO plans have been announced for Quantum Bridge.
How can I track Quantum Bridge secondary market activity?
Caplight tracks bids, offers, and trades in Quantum Bridge's shares on secondary markets.