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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesBadenRymann & Widmer AG
Rymann & Widmer AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Rymann & Widmer AG provides heating, ventilation and sanitary services, including planning, installation and maintenance of heating, ventilation and sanitary systems. The website states the company offers environmentally oriented solutions such as residential ventilation, heat systems and related consultancy and service.

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Offering

Products & services

Industry:Specialized Construction ActivitiesPlumbing & Building Services
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4.2/5

Rymann & Widmer AG

✓ Offered3
Heating
Sustainable heating solutions for new builds, existing buildings and renovations, including heating systems, renewable energy, service, maintenance and functional checks.
Ventilation
Residential ventilation and MVHR (mechanical ventilation with heat recovery) for a good indoor climate, energy efficiency, air quality and well-being; including planning, implementation and service.
Plumbing
Plumbing installations for bathrooms, showers and wellness oases, with planning, implementation, functional checks, maintenance work and customer service.
Trust & reputation

ranQ Trust Score of Rymann & Widmer AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Rymann & Widmer AG scores 72.7 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.80.624%
  • 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.55.910%
  • 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.70.08%
Rymann & Widmer 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%
Rymann & Widmer 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%
Rymann & Widmer AG scores 6.0 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 35.6.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Rymann & Widmer AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 8 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 8 reviews across all connected sources

Sources
GGoogle58
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Brisgistrasse 2
5400 Baden
Opening hours
Mon
08:00 - 11:30, 13:00 - 17:00
Tue
08:00 - 11:30, 13:00 - 17:00
Wed
08:00 - 11:30, 13:00 - 17:00
Thu
08:00 - 11:30, 13:00 - 17:00
Fri
08:00 - 11:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.272.606
Founded
1999 · 27 years
Last commercial register change
March 20, 2026
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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