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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSealing & InsulationBernIso-Bau AG, Bern
Iso-Bau AG, Bern Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Iso-Bau AG is energetic building optimization, particularly in consulting and implementing facade construction and building insulation systems, as well as in the overall renovation of buildings. This includes specific services such as energy consulting, rendered exterior insulation, ventilated facades, cellar ceiling insulation, screed floor insulation, painting work, and facade inspection and maintenance.

AI-generated
Offering

Products & services

Industry:Sealing & Insulation
✓ Offered10
Energy-efficient building optimisation
Energy-efficient building optimisation with consulting, condition assessment, refurbishment concept, definition of measures, as well as calculations and submission of applications for funding contributions.
Façade construction and building insulation
Façade construction and building insulation for project planning, design and execution, including system evaluation, insulation and façade solutions, as well as inspection and maintenance.
Rendered external wall insulation
Rendered external wall insulation with a bonded insulation layer, and if necessary fixed with anchors, base coat, finish coat or top coat, and painting.
Ventilated façade
Ventilated façade with a substructure made of metal or timber, inserted insulation, and cladding in fibre cement, sheet metal, composite stone, glass or render carrier boards.
Façade inspection and maintenance
Façade inspection, regular cleaning and care, documentation and assessment of finish render, interfaces and joints according to SIA Standard 469.
Basement ceiling insulation
Basement ceiling insulation as simple insulation between unheated and heated rooms, using EPS, mineral wool or XPS to reduce heating energy demand.
Floor screed insulation
Floor screed insulation for unheated attic rooms with pressure-resistant insulation and a load-bearing top layer to reduce the energy demand of the floors below.
Painting work
Interior and exterior painting with façade, timberwork, plinth, wall, ceiling and floor coatings for protection and to preserve the property’s value.
Comprehensive renovations
Comprehensive renovations of buildings requiring refurbishment with GEAK or GEAKplus, building condition analysis, construction schedule, coordination of the execution and cost and invoice review.
Consulting and system evaluation
Consulting and system evaluation for selecting a suitable façade system, taking the property, location, preferences and requirements into account.
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4.1/5

Iso-Bau AG, Bern

Trust & reputation

ranQ Trust Score of Iso-Bau AG, Bern: 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.

Iso-Bau AG, Bern 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%
Iso-Bau AG, Bern 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%
Iso-Bau AG, Bern 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%
Iso-Bau AG, Bern scores 71.4 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 35.71.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Iso-Bau AG, Bern 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

Libellenweg 14
3006 Bern

At a glance

Legal form
Corporation
UID
CHE-107.922.214
Founded
1978 · 48 years
Last commercial register change
October 31, 2024
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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