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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringLucerneW. Stutz AG
W. Stutz AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of W. Stutz AG is the planning, installation and maintenance of building technology systems, particularly in the areas of heating technology, ventilation technology and solar technology. The company offers services such as the installation and maintenance of heating systems, underfloor heating and solar systems, and also advises customers on the selection and optimization of heating systems.

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Offering

Products & services

Industry:Technical Consulting & EngineeringPlumbing & Building Services
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W. Stutz AG

✓ Offered6
Heating engineering
Planning, consulting, detailed design and installation of heat generation systems for new builds, renovation, conversions and refurbishments; including oil, gas, wood, pellet and heat-pump systems as well as district heating.
Ventilation engineering
Planning and execution of ventilation solutions, in particular controlled residential ventilation, WC exhaust air systems, make-up air and exhaust air systems for basement and parking-hall areas.
Solar thermal technology
Solar thermal systems for heating, domestic hot water and heating support.
Renovation, refurbishment and conversions
Quotation preparation, planning, coordination with specialist partners, advice on system evaluation, installation and maintenance work, extension or upgrading of existing systems.
New-build support
Consulting on heat generation and heat distribution, preparation of quotations or estimates, detailed design, coordination and installation work for new-build projects.
Piquet service
Emergency service for faults and urgent cases reachable via the specified phone number.
Trust & reputation

ranQ Trust Score of W. Stutz AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

W. Stutz AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
W. Stutz 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%
W. Stutz AG scores 83.3 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).83.322%
W. Stutz 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

W. Stutz AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Ritterstrasse 38
6014 Lucerne

At a glance

Legal form
Corporation
UID
CHE-105.802.036
Founded
1985 · 41 years
Last commercial register change
November 10, 2016
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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