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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryRetail & CommerceGas StationsSt. GallenM. Thomann AG
M. Thomann AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity includes corrosion protection and tank service.

AI-generated
Offering

Products & services

Industry:Gas Stations
✓ Offered6
Tank inspections
Tank inspections including opening of the installation, suctioning and separating clean oil, cleaning, degreasing, corrosion testing and new internal corrosion protection.
Tank cleaning for decommissioning / demolition work
Tank cleaning for decommissioning with subsequent demolition work, as an all-in-one solution for heating conversions and professional decommissioning of the tank installation.
Tank interior linings
Tank interior linings for tank installations, including linings of the tank area as part of the tank protection and rehabilitation offering.
Tank rehabilitations
Tank rehabilitations for existing tank installations, as rehabilitation and repair work around the tank.
New tank installations
New tank installations for new tank systems and tank replacement, including planning and execution in the area of heating oil and tank systems.
Domestic water tank
Conversion of heating oil tanks into domestic water tanks, including adjustments related to the conversion of tank installations.
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4.1/5

M. Thomann AG

Trust & reputation

ranQ Trust Score of M. Thomann 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.

M. Thomann 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%
M. Thomann AG scores 89.3 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.70.07%
M. Thomann 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%
M. Thomann AG scores 6.3 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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

M. Thomann 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

Lessingstrasse 13
9008 St. Gallen

At a glance

Legal form
Corporation
UID
CHE-106.044.692
Founded
1989 · 37 years
Last commercial register change
December 15, 2025
Employees
11 to 20
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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