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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceGretzenbachErni Innenausbau AG
Erni Innenausbau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Erni Innenausbau AG is the planning and implementation of interior fittings, particularly kitchens and bathrooms, as well as the manufacture and installation of carpentry products such as doors, cabinets, furniture and parquet. This also includes service work, equipment replacement and the installation of fire-resistant doors.

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Products & services

Industry:Building MaintenanceInterior Construction
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4.4/5

Erni Innenausbau AG

Flooring & Tiling
✓ Offered4
Planning and installation of new kitchens and bathrooms
Planning and installation of new kitchens and bathrooms, with advice in the kitchen showroom and display area, plus showroom kitchens and display bathrooms.
Carpentry work
Carpentry work for doors, cupboards, furniture and parquet, including made-to-measure installations for interior fit-out.
Kitchens made to measure
Kitchens made to measure, advice in the kitchen showroom, material selection on site and showroom kitchens with modern appliances and countertops.
Bathroom furniture and display bathrooms
Bathroom furniture and display bathrooms, with modern bathroom furniture, storage solutions and a bathroom furniture exchange for bargains.
Trust & reputation

ranQ Trust Score of Erni Innenausbau AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Erni Innenausbau AG scores 86.4 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.77.324%
  • 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.97.410%
  • 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.100.08%
Erni Innenausbau 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%
Erni Innenausbau 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%
Erni Innenausbau AG scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Erni Innenausbau AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 45 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
4.6
of 5

Aggregated from 45 reviews across all connected sources

Sources
GGoogle4.645
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Bodenackerstrasse 1
5014 Gretzenbach

At a glance

Legal form
Corporation
UID
CHE-110.249.168
Founded
2003 · 23 years
Last commercial register change
May 25, 2023
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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