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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesGebenstorfThomas Gander
Thomas Gander Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Sanitär Gander is the planning, installation, repair and maintenance of sanitary facilities, particularly in the areas of bathrooms, kitchens, laundry rooms and heating systems. The company also offers services such as pipe repair, clog removal and renovations.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered7
Building services & sanitary installations
Building services and sanitary installations for single-family homes, multi-family homes, doctors and dental practices; advice, planning, execution, maintenance and repair for bathroom, WC, kitchen, laundry room and heating.
Burst pipe and blockage repairs
Repairs for burst pipes and blockages on site in Dättwil, Baden, Wettingen, Aarau as well as in the canton of Aargau and the canton of Zurich.
Bathroom planning and bathroom renovations
Planning and execution of bathroom renovations as well as installations in bathroom, WC, kitchen and laundry room, including coordination with other trades.
Boiler servicing
Descaling of boilers, inspections of boilers and sale of boilers.
Sanitary products and sanitary installations for bathroom and kitchen
Sales and installation of washbasins, showers and bathtubs, as well as other sanitary installations for new builds and renovations.
Water softening and rainwater harvesting systems
Installation of water softening systems and solutions for rainwater use as part of sanitary and building services work.
Maintenance and minor heating work
Maintenance work, minor heating work, as well as ongoing maintenance and repairs to sanitary installations.
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3.9/5

Thomas Gander

Trust & reputation

ranQ Trust Score of Thomas Gander: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Thomas Gander scores 61.4 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.76.724%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.45.610%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
Thomas Gander 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%
Thomas Gander 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%
Thomas Gander scores 2.3 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 35.2.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Thomas Gander reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 5 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle55
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Petersberg 148
5412 Gebenstorf
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-112.352.831
Founded
2005 · 21 years
Last commercial register change
April 19, 2022
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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