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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsTägerwilenBurkhardt Heizungen & Sanitär GmbH
Burkhardt Heizungen & Sanitär GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Burkhardt Heizungen & Sanitär GmbH is a building services company that designs, supplies and installs heating and sanitary systems, including heat pumps, solar/PV systems, gas and oil boiler replacement, bathroom renovations, and 24-hour repair and maintenance services.

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Offering

Products & services

Industry:Solar & Photovoltaics
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4.3/5

Burkhardt Heizungen & Sanitär GmbH

✓ Offered6
Heating system installations and replacement
New heating system installations, replacement of existing heating systems, heat pumps, geothermal energy, gas heating systems, boilers, pellet and log wood heating systems, district heating and underfloor heating.
Sanitary installations
Planning and execution of supply and disposal lines, delivery and installation of sanitary fixtures, household appliances, wall installation systems, as well as service, maintenance and descaling work.
Bathroom renovations
Complete bathroom renovations as general contractor, coordinated with specialist trades, with one contact person for appointments and costs.
Solar systems and photovoltaics
Solar systems and PV systems for electricity production, combined with heat pumps or for self-sufficient supply; also mentioned in connection with solar energy.
24-hour repair service and emergency service
Emergency service for heating systems and sanitary installations, including leak detection, assessments, remediation and thermography for water damage and other emergencies.
Pipeline construction and utility lines
Pipeline construction for gas and water, proper connections and installation of pressure-rated, earth-buried PE and PVC lines.
Trust & reputation

ranQ Trust Score of Burkhardt Heizungen & Sanitär GmbH: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Burkhardt Heizungen & Sanitär GmbH scores 82.7 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.82.224%
  • 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.79.710%
  • 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.88.08%
Burkhardt Heizungen & Sanitär GmbH 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%
Burkhardt Heizungen & Sanitär GmbH 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%
Burkhardt Heizungen & Sanitär GmbH scores 13.4 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 35.13.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Burkhardt Heizungen & Sanitär GmbH reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 22 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 22 reviews across all connected sources

Sources
GGoogle4.822
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Hauptstrasse 46
8274 Tägerwilen
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Limited Liability Company
UID
CHE-112.479.940
Founded
2005 · 21 years
Last commercial register change
January 19, 2015
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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