ElFys

Black-silicon photodetectors/diodes (near-100% quantum efficiency): laser tracking, wearables, analytics. Aalto spin-off; €6M (Samsung Venture), ESA, NATO DIANA. Customers incl. Thorlabs, ESA.

The row

Sector

Photonics, Optics & Sensing

Stage

In market — Product is being sold

Location

Espoo

Founded

2017

Research origin

Aalto

Business ID

2849688-8 · Finnish trade register

Funding

€6M (2022) (Samsung Venture)

Links

Where this sits on the map

ElFys is one of 25 companies in Photonics, Optics & Sensing. The others:

How this row was decided

Every row on this map is checked by hand against the trade register and the company's own material, and placed in the sector that best describes its business or its technology. Service firms and consultancies are left out, however advanced the technology they work with — the test is where the revenue comes from. Only funding figures the company or its investor has published are shown. The full rules are on the landscape ↗