Photon Bridge
PrivateLast Round
Early Funding
Jul 1, 2026
Total Funding Raised
$9.8M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Photon Bridge is a photonics company that develops cantilever waveguide coupling technology to create scalable, high-performance optical engines for AI and telecom systems.
Sector
AI, Data & Cloud Infrastructure
Verticals
Semiconductors, Cloud Infrastructure, AI Training Infrastructure, Network Equipment
Business Model
B2B
Customer Profile
Hardware Sales
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Photon Bridge Comparables
Compare Photon Bridge with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Quintessent Inc. | 91% | |
| Scintil Photonics | 89% | |
| NewPhotonics | 84% | |
Photon Bridge Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Early Funding | Jul 1, 2026 | ||||
| Seed | Jan 13, 2025 | ||||
| Grant | Nov 1, 2022 | ||||
| Pre Seed | Feb 9, 2022 |
Photon Bridge Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| PhotonDelta | Debt, Seed |
| Brabantse Ontwikkelings Maatschappij | Seed |
| European Innovation Council | Grant |
| Faber Ventures | Seed |
| Innovation Industries | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 1, 2026
Raised an early funding round.
- Apr 24, 2026
Grew 31% QoQ, from 13 to 17 employees.
Photon 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 Photon Bridge's valuation, stock price, and market status.