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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSealing & InsulationBülachStutz Isolationen AG
Stutz Isolationen AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Stutz Isolationen AG provides interior insulation, acoustic systems and noise-protection solutions alongside consulting, planning and installation services for buildings. The company carries out thermal insulation and soundproofing works for residential, commercial and public buildings, including garages and retail spaces, and manages projects through to execution.

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Products & services

Industry:Sealing & Insulation
✓ Offered
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3.8/5

Stutz Isolationen AG

6
Building insulation
Insulation of ceilings, walls and attic floors; interior insulation also as a retrofit, for new builds and renovations, for energy saving, improved living comfort and protection of exposed areas.
Sound insulation
Sound insulation, acoustics systems and noise insulation for flats, meeting rooms, restaurants, offices and commercial premises as well as underground car parks, inside and outside, also as a retrofit.
Consulting
Personal consultation on insulation, thermal insulation and sound insulation, including selection of suitable products, coordination with the building and support for architects, clients and builders.
Planning
Planning of insulation and sound insulation in all project phases, including support with designs and subsequent optimisations for existing buildings.
Installation
Installation of insulation and sound insulation systems by our own site managers and installers, if required supplemented by other specialists and with construction site supervision.
Project management
Project management for larger insulation and sound insulation projects, from tendering and planning through to execution on the building site.
Trust & reputation

ranQ Trust Score of Stutz Isolationen AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Stutz Isolationen AG scores 49.8 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.68.224%
  • 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.17.610%
  • 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.35.08%
Stutz Isolationen 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%
Stutz Isolationen AG 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%
Stutz Isolationen AG scores 4.6 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 35.4.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Stutz Isolationen AG reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Feldstrasse 60
8180 Bülach

At a glance

Legal form
Corporation
UID
CHE-109.350.748
Founded
2001 · 25 years
Last commercial register change
February 24, 2026
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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