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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesResearch & DevelopmentDübendorfLepto GmbH
Lepto GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Lepto GmbH designs and manufactures terahertz (THz) devices such as band-pass filters, polarizers and diffraction gratings for control and manipulation of THz beams. The company also provides 3D printing and simulation services to support prototyping and system integration for telecom, satellite and imaging applications.

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Offering

Products & services

Industry:Research & DevelopmentElectrical Industry
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Lepto GmbH

✓ Offered5
THz components
THz bandpass filters, polarizers, diffraction gratings and custom components for telecom, space, imaging, sensing and research applications.
Custom THz development and manufacturing
Design, simulation, prototyping, packaging and delivery of custom THz devices with tailored frequency, bandwidth, geometry and mounts.
THz filters
Precisely tuned THz bandpass filters with a narrow frequency range, low insertion loss and high rejection for clean, stable channels.
THz polarizers
THz thin-film polarizers for defining and controlling the polarization state with a high extinction ratio, including rotating mounts and accessories.
THz diffraction gratings
THz gratings for the spatial splitting of radiation by wavelength for channel separation, beam shaping and spectroscopy.
Trust & reputation

ranQ Trust Score of Lepto GmbH: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 58% · As of October 2026

Lepto GmbH 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.
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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%
Lepto GmbH scores 50.8 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.25.012%
  • 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%
Lepto GmbH scores 85.0 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).85.022%
Lepto GmbH scores 44.3 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 35.88.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Lepto GmbH reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 58%, 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.

Press

Media

May 7, 2026Media
Empa-Start-up Lepto will Terahertz-Lücke schliessen
punkt4.info

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Location

Ueberlandstrasse 129
8600 Dübendorf

At a glance

Legal form
Limited Liability Company
UID
CHE-326.769.871
Founded
2025 · 1 year
Last commercial register change
April 8, 2025
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.
88.0
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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