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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryMedical Technology IndustryHohenrainControl + QS AG
Control + QS AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Control + QS AG is an ISO/IEC 17025 accredited and SN EN ISO 9001:2015 certified testing laboratory specializing in non-destructive material testing. Services include penetrant (PT), magnetic particle (MT), radiographic (RT) and ultrasonic (UT) inspections, spectral analysis and visual testing, as well as inspection and testing services for weldments, ropeways, hydropower equipment, cast and forged parts, and rail and gas turbine components.

AI-generated
Offering

Products & services

Industry:Medical Technology Industry
✓ Offered5
Non-destructive materials testing
Non-destructive materials testing for welded structures, cable cars, hydropower plants, cast and forged products, as well as railway and gas turbine components.
Ultrasonic testing
Ultrasonic testing for non-destructive testing of materials and components.
Radiographic testing
Radiographic testing for non-destructive materials inspection of welding technology and components.
Magnetic particle testing
Magnetic particle testing for non-destructive detection of surface defects in materials and welded structures.
Dye penetrant testing
Dye penetrant testing for non-destructive inspection of surfaces and for finding defects in materials and components.
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4.1/5

Control + QS AG

Trust & reputation

ranQ Trust Score of Control + QS AG: 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.

Control + QS AG 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%
Control + QS AG scores 85.5 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%
Control + QS AG 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%
Control + QS AG scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Control + QS AG 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

Albin Gislerweg 1
6276 Hohenrain

At a glance

Legal form
Corporation
UID
CHE-106.102.993
Founded
1993 · 33 years
Last commercial register change
July 12, 2021
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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