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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesSheet Metal WorkDottikonTheo Michel GmbH Sanitär Heizung Spenglerei
Theo Michel GmbH Sanitär Heizung Spenglerei Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Theo Michel GmbH is the provision of services and solutions in the field of building technology, particularly in the areas of: Sanitation: planning, installation, renovation and repair of sanitation systems; Heating: planning, installation, renovation and repair of heating systems; Plumbing: provision of plumbing services; Photovoltaics: planning, installation and maintenance of photovoltaic systems. The company thus offers comprehensive services for building technology, from planning to maintenance and repair, and positions itself as a reliable partner for all building technology-related questions.

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Offering

Products & services

Industry:Sheet Metal WorkSolar & Photovoltaics
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4.4/5

Theo Michel GmbH Sanitär Heizung Spenglerei

✓ Offered5
Sanitary installations
Bathroom and kitchen installations, water distribution, boilers and supply lines; installation, repair, renovation of sanitary facilities as well as service work on WC units.
Heating systems
Planning and installation of heating systems in residential and commercial buildings; consultation on system selection and professional execution, also taking subsidy programmes into account.
Sheet metal work
Gutters, chimneys and lightning protection; execution of sheet metal work around the building envelope.
Photovoltaic systems
Planning, submission of applications, registration for subsidy payments, installation, commissioning and certification of photovoltaic systems; also with domestic hot water, heating, energy storage and a charging station.
Boiler descaling
Maintenance and descaling of boilers by draining, cleaning, replacing the flange seal, disposing of the limescale, checking the anode and inspecting the safety fittings.
Trust & reputation

ranQ Trust Score of Theo Michel GmbH Sanitär Heizung Spenglerei: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Theo Michel GmbH Sanitär Heizung Spenglerei scores 85.8 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.83.224%
  • 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.84.710%
  • 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.95.08%
Theo Michel GmbH Sanitär Heizung Spenglerei scores 83.0 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%
Theo Michel GmbH Sanitär Heizung Spenglerei scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Theo Michel GmbH Sanitär Heizung Spenglerei scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Theo Michel GmbH Sanitär Heizung Spenglerei reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 27 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
4.8
of 5

Aggregated from 27 reviews across all connected sources

Sources
GGoogle4.827
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Mitteldorfstrasse 5
5605 Dottikon

At a glance

Legal form
Limited Liability Company
UID
CHE-114.035.057
Founded
2008 · 18 years
Last commercial register change
January 25, 2008
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.88.06%
  • 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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