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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryCrafts & TradesPainterDübendorfIsoMont Bau GmbH
IsoMont Bau GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

IsoMont Bau GmbH carries out plastering, drywall and fire-protection work. Its services include interior plastering, renovations, acoustic ceilings, lightweight walls and ceilings, and insulation.

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Service area

Offering

Products & services

Industry:Painter
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3.8/5

IsoMont Bau GmbH

✓ Offered6
Fire protection
Fire-protection-compliant plastering work, installation shafts, partition walls, fire-rated ceilings, fire-rated walls, fire-stopping and cladding of steel columns as well as steel beams.
Plastering work
Plastering work for the interior of apartments and houses, using different types of plaster, surface preparation, repair and restoration of existing plaster surfaces.
Alterations
Alteration projects with planning, architectural adjustments, construction execution and coordination with specialists for functional and sustainable room solutions.
Acoustic ceilings
Acoustic ceilings for apartments, offices and school buildings to reduce reverberation and noise, with Baswa-certified execution and professional installation.
Lightweight construction work
Lightweight construction of partition walls and ceilings for room separation in apartments, halls and other interior spaces, including solutions relevant to both sound insulation and fire protection.
Insulation
Insulation work using various materials to improve energy efficiency, sound insulation and moisture control in residential and commercial premises.
Trust & reputation

ranQ Trust Score of IsoMont Bau GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of November 2026

IsoMont Bau GmbH 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%
IsoMont Bau GmbH scores 80.9 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.95.212%
  • 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%
IsoMont Bau GmbH scores 86.7 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).86.722%
IsoMont Bau GmbH scores 3.4 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 35.3.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

IsoMont Bau GmbH 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 November 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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Comparisons

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Location

Ringstrasse 16
8600 Dübendorf
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
08:00 - 17:00
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-271.432.532
Founded
2013 · 13 years
Last commercial register change
September 2, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ZHDübendorf
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.
88.0
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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