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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceZurichIso4 AG, Zweigniederlassung Zürich
Iso4 AG, Zweigniederlassung Zürich Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Iso4 AG, Zweigniederlassung Zürich is a company specialising in technical insulation and structural fire protection. It insulates heating, cooling, sanitary and ventilation systems, as well as valves, equipment and industrial installations.

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Offering

Products & services

Industry:Building MaintenanceSpecialized Construction ActivitiesSpecialized Construction Installations
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3.6/5

Iso4 AG, Zweigniederlassung Zürich

✓ Offered3
Technical insulation
Technical insulation for heating, cooling, sanitary and ventilation systems, as well as equipment, fittings, industrial plants and pipelines.
Fire protection insulation
Fire protection insulation with soft seals, mortar seals and Promat cladding to protect pipelines and installations from fire and smoke.
Acoustic insulation for systems
Acoustic insulation for machines, systems, equipment and pipelines through airborne sound insulation, vibration decoupling and sound-damping enclosures.
Trust & reputation

ranQ Trust Score of Iso4 AG, Zweigniederlassung Zürich: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

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Data basis 54% · As of October 2026

Iso4 AG, Zweigniederlassung Zürich 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.
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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%
Iso4 AG, Zweigniederlassung Zürich scores 52.0 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.25.012%
  • 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%
Iso4 AG, Zweigniederlassung Zürich scores 83.3 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).83.322%
Iso4 AG, Zweigniederlassung Zürich scores 4.3 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.4.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Iso4 AG, Zweigniederlassung Zürich reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». 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

Leutschenbachstrasse 95
8050 Zurich

At a glance

Legal form
Branch
UID
CHE-394.553.673
Founded
2025 · 1 year
Last commercial register change
August 11, 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.76.06%
  • 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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