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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesFlooring & TilingSchlierenInterno Design AG
Interno Design AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Interno Design AG is the planning, management and execution of floor covering work and building renovations, including: installation of various floor coverings (linoleum, rubber, PVC, vinyl, parquet, planks, laminate); sanding, varnishing and oiling of parquet; basic cleaning and maintenance of wood, linoleum and plastic floors; installation of baseboards; repairs of parquet water damage; and building renovations. The company also offers a comprehensive range of services, including individual consulting, detailed planning, material selection and professional implementation.

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Products & services

Industry:Flooring & Tiling
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4.2/5

Interno Design AG

✓ Offered4
Floor coverings
Parquet, laminate, carpets, design floorings, linoleum, PVC, vinyl as well as floor and wall tiles; advice, installation, sanding service and restoration of stairs and parquet.
Renovations
Interior fit-out, conversions and refurbishment for apartments, single-family houses and commercial premises; partial renovations, complete refurbishments, project management, trade coordination and small jobs.
Painting work
Interior painting, exterior painting, façades, wallpapering, decorative techniques, special coatings as well as painting for wood and metal, including preparation work and colour advice.
Property management
Parquet and floor covering work for multi-family houses and residential developments, focusing on speed, flexibility and efficiency.
Trust & reputation

ranQ Trust Score of Interno Design AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Interno Design AG scores 82.1 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.87.024%
  • 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.73.510%
  • 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.78.08%
Interno Design AG scores 76.6 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.79.212%
  • 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%
Interno Design AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
Interno Design AG scores 3.1 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 35.3.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Interno Design AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 17 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 17 reviews across all connected sources

Sources
GGoogle517
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Brandstrasse 37
8952 Schlieren
Opening hours
Mon
08:00 - 20:00
Tue
08:00 - 20:00
Wed
08:00 - 20:00
Thu
08:00 - 20:00
Fri
08:00 - 20:00
Sat
09:00 - 15:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-384.419.665
Founded
2018 · 8 years
Last commercial register change
October 14, 2024
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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