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

About the company

The core activity of M. Sturzenegger AG consists of planning, installation, maintenance, repair and renovation of heating systems, including consulting and planning of energy projects, as well as offering service contracts and emergency services for heating systems in Eastern Switzerland.

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Offering

Products & services

Industry:Plumbing & Building ServicesSpecialized Construction Installations
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3.7/5

M. Sturzenegger AG

✓ Offered7
Consulting and planning
Consultation and planning of energy projects, including overhaul, complete replacement or new installation of heating systems as well as building and subsidy applications.
Heating installation and replacement
Heating installation, replacement of existing heating systems and adaptation as part of conversions or renovations.
Heat pumps
Advice, installation and subsidies for heat pumps for energy-efficient, environmentally friendly heating in single-family homes.
Oil-fired heating systems
Advice on oil-fired heating systems as well as replacement, overhaul, refurbishment and repair of existing installations.
Gas-fired heating systems
Advice on gas-fired heating systems as well as replacement, overhaul, refurbishment and repair of existing installations.
Maintenance and upkeep
Regular maintenance of heating systems for smooth operation, safe function and prevention of heat losses.
24-hour service
24-hour service for heating faults and repairs with rapid assistance on site.
Trust & reputation

ranQ Trust Score of M. Sturzenegger AG: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 88% · As of October 2026

M. Sturzenegger AG scores 29.4 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.26.924%
  • 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.35.310%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
M. Sturzenegger 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%
M. Sturzenegger 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%
M. Sturzenegger AG scores 10.0 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 35.10.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

M. Sturzenegger AG reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 1.0 out of 5 stars from 3 customer reviews. The data basis is 88%, 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
1
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle13
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Hauptstrasse 104
9422 Staad Sg
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Corporation
UID
CHE-106.781.342
Founded
1997 · 29 years
Last commercial register change
August 26, 2025
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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