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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesResearch & DevelopmentSt-Blaise4K-MEMS SA
4K-MEMS SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of 4K-MEMS SA is the development and manufacturing of miniaturized light sources, particularly NIR/SWIR emitters designed for applications in machine vision, hyperspectral imaging and portable spectroscopy. These light sources are designed for deep integration into embedded analysis modules and aim to meet the growing demand for high-quality broadband IR illumination.

AI-generated
Offering

Products & services

Industry:Research & Development
✓ Offered6
NIR emission solutions
Development of unique solutions for NIR emission devices and personalised NIR sensing applications based on a specific emission source.
Integrated infrared lighting solutions
Integrated lighting solutions for embedded sensing platforms, with customised broadband-IR emitters for NIR, SWIR and mid-infrared applications.
IR emitter chips
Chip-scale emission sources for near-infrared light with a wide emission band, small footprint, SMD format and variable modulation or continuous operation.
Development of spectroscopy and imaging components
Development of light sources for machine vision, hyperspectral imaging and portable spectroscopy as well as for embedded analysis modules.
R&D collaborations
Participation in development projects for BRIGHTIR, OMICSENS, HyperImage and EXQUISITE with emitter development, material development, SWIR emitter arrays and qualification.
IP and patent development
Creation of a dynamic patent portfolio with protection for core technology, efficiency improvement, packaging and applications in Europe, the USA and Asia.
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4.1/5

4K-MEMS SA

Trust & reputation

ranQ Trust Score of 4K-MEMS SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

4K-MEMS SA has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
4K-MEMS SA scores 72.8 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.70.212%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
4K-MEMS SA scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).83.322%
4K-MEMS SA scores 74.3 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.74.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

4K-MEMS SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Rue des Lavannes 17
2072 St-Blaise

At a glance

Legal form
Corporation
UID
CHE-180.462.744
Founded
2020 · 6 years
Last commercial register change
June 17, 2026
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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