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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringNiederrohrdorfTTM Andreas Mayer
TTM Andreas Mayer Logo
Verified· 2 sourcesTrust Score
Summary

About the company

TTM Andreas Mayer develops and distributes technical products and services for cleaning air from nanoparticles and pathogenic germs. Its activities include consulting, engineering, measurement services, and the development of decontamination systems for indoor environments.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered4
Consulting and development of clean breathing air solutions
Tailored solutions to protect against viruses and nanoparticles in indoor spaces; analysis, filtration and technology development for classrooms, lift cabins and patient rooms.
Filter test bench
Measuring services, research assignments on toxicity and the elimination of air pollutants, as well as testing and assessment of systems with regard to decontamination using standard procedures.
Filter efficiency measurements
Measurements of filter efficiency based on decades of experience in aerosol technology and in understanding biological processes involving nanoparticles.
Flow calculations
Model tests, in-situ measurements, calculations and presentation of flow simulations for applications of the Nanocleaner filter system.
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4.1/5

TTM Andreas Mayer

Trust & reputation

ranQ Trust Score of TTM Andreas Mayer: 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.

TTM Andreas Mayer 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%
TTM Andreas Mayer scores 78.5 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.100.012%
  • 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%
TTM Andreas Mayer 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%
TTM Andreas Mayer scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TTM Andreas Mayer 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

Fohrhölzlistrasse 14 b
5443 Niederrohrdorf

At a glance

Legal form
Sole proprietorship
UID
CHE-106.703.388
Founded
1990 · 36 years
Last commercial register change
November 12, 1990
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.
67.0
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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