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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsBaarSteinmann Haustechnik AG
Steinmann Haustechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Steinmann Haustechnik AG is the provision of services in the field of building technology, particularly in the areas of plumbing, heating, ventilation, bathroom renovation, solar technology, consulting, new and renovation construction, repairs, planning work and service & maintenance for private and commercial customers, architects, construction managers and general contractors.

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Offering

Products & services

Industry:General ContractorsSolar & Photovoltaics
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4.4/5

Steinmann Haustechnik AG

✓ Offered6
Plumbing installations and bathroom renovations
Plumbing installations in conversions and new builds, bathroom and kitchen renovations, expert advice, installation of washing machines, tumble dryers and household appliances.
Heating installations
Oil, gas, wood-chip, log and pellet heating systems, heat pumps with heat storage, heat distribution with radiators and floor heating, solar systems, heat metering.
Ventilation technology
Controlled home ventilation as well as bathroom and WC extract systems for an optimum indoor climate, fresh air and comfort in interior spaces.
Service and repairs
Repairs and maintenance, replacement of appliances, clearing blocked drain lines, descaling of water heaters, maintenance contracts and filter cleaning.
Solar technology
Solar systems as part of heating services, in particular in connection with energy-efficient heating and thermal systems.
Planning services
Planning for sanitary, heating and ventilation installations as well as support with permit procedures and subsidy applications.
Trust & reputation

ranQ Trust Score of Steinmann Haustechnik AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Steinmann Haustechnik AG scores 79.3 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.79.124%
  • 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.67.110%
  • 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%
Steinmann Haustechnik 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%
Steinmann Haustechnik 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%
Steinmann Haustechnik AG scores 62.9 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 35.62.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Steinmann Haustechnik AG 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 13 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 13 reviews across all connected sources

Sources
GGoogle4.813
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Gewerbestrasse 3
6340 Baar
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.717.352
Founded
2009 · 17 years
Last commercial register change
April 16, 2026
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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