Lightium
Lightium is the first company to design and manufacture TFLN-based photonic chips at an industrial scale.
Lightium has raised €6.4M across 2 funding rounds from 3 investors, most recently a round in Feb 2025. Based in Zurich, Switzerland; active in Semiconductors. Data as of 28 Oct 2026.
Zurich, Switzerlandwww.lightium.co ↗
Total raised
€6.4M
€6,434,343
Funding rounds
2
Investors
3
distinct backers
Active since
2024-09
latest 2025-02
Funding by year
EUR raised per yearLightium — funding by year — interactive chart.
Data table
| Lightium — funding by year | |
|---|---|
| 2024 | €6.3M |
| 2025 | €160k |
Signals
High confidenceRaise-next likelihood30
base rate 30% for Other
- ▲ In typical raise window
- ▼ Down/flat last round
- ▼ Low backer re-investment
Exit likelihood7
base rate 11% (2+ rounds)
- ▼ Young (<3y)
- ▼ No recent equity round (debt-only or quiet)
Timing: in window vs cohort gap · momentum down. Funding-only estimates, not predictions and not investment advice — see signals.
Funding rounds
2 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2025-02-03 | Other | €160k | Venture Kick | View deal → |
| 2024-09-19 | Seed | €6.3M | Lakestar,Vsquared Ventures | View deal → |
Investors
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