Startup · Finland
Vexlum
HQ Tampere, FinlandFounded 201711-50 employeesUpdated
VECSELs Novel semiconductor lasers for high-impact applications in quantum technology, medicine and semiconductor industry.
Funding4 rounds · ~$7.1M
- Equity raised
- ~$7.1M
- Debt, secondaries & grants
- ~$4.7M
- Latest
- ~$1.9MDebt · Feb 5, 2026
| Announced | Stage | Amount | Valuation | Lead investors | Other investors | Confidence |
|---|---|---|---|---|---|---|
| Feb 5, 2026 | Debt | ~$1.9M | — | — | — | Reported |
| Feb 5, 2026 | Grant | ~$2.8M | — | — | — | Reported |
| Feb 5, 2026 | Undisclosed | ~$7.1M | — | — | — | Reported |
| Feb 28, 2024 | Grant | Undisclosed | — | — | — | Reported |
- Debt~$1.9MFeb 5, 2026
- Grant~$2.8MFeb 5, 2026
- Undisclosed~$7.1MFeb 5, 2026
- GrantUndisclosedFeb 28, 2024
Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.
Systems2
Newest unveiled first. Systems that belong to a government program link to the program page, where variants, costs and contracts are.
Capabilities1
| Technology | Role | Maturity | TRL | Notes | Confidence |
|---|---|---|---|---|---|
| Semiconductors and microelectronics | Developer | — | — | classify_sectors run 172, haiku, taxonomy 2026-10-19: Makes VECSEL semiconductor lasers for quantum, medical and semiconductor uses, with no defense use stated. | Reported |
- Developerclassify_sectors run 172, haiku, taxonomy 2026-10-19: Makes VECSEL semiconductor lasers for quantum, medical and semiconductor uses, with no defense use stated.—Reported
Maturity and TRL describe this organization's work; the field-wide maturity is on each technology's page.
People1
| Person | Role |
|---|---|
| Jussi-Pekka Penttinen | CEO and Co-founder |
Sources5
Profile2
- 1
Sixth-Domain · Supports Organization · country, Organization · kind
“{"country": "Finland", "hq_iso2": "FI", "id": "08830d9f-357c-4ffb-8a79-d5a720964475"}”
- 2CompanyHome - Vexlum
Vexlum · Supports Organization · description, Organization · name, Organization · website
“VECSELs Novel semiconductor lasers for high-impact applications in quantum technology, medicine and semiconductor industry.”
Systems1
- 3CompanyProducts - Vexlum
Vexlum · Supports System
“VXL® is our new compact next generation VECSEL platform designed for system integration and 24/7 operation. Reduced system Size, Weight, Power consumption and Cost (SWaP-C). Modular design for easy and fast servicing with spares.”
Funding1
- 4DatabaseVexlum company profile
Octen Business Search · Supports Funding round, Organization · employee range, Organization · founded year, Organization · hq city, Organization · hq region, Organization · linkedin url, Organization · ownership
“funding round: Venture Round, 2026-02-05, EUR 6,000,000, lead: Kvanted Ventures”
People1
- 5
Vexlum · Supports Role
““By combining Vexlum’s VECSEL lasers with OXIDE’s exceptional crystal expertise, we are removing the scaling bottlenecks that have hindered quantum and semiconductor sectors,” says Jussi-Pekka Penttinen, CEO and Co-founder of Vexlum.”
Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.