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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesInterior Design & FurnishingAadorfSemm Innenarchitektur GmbH
Semm Innenarchitektur GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Semm Innenarchitektur GmbH is the planning and design of interior spaces, including residential, commercial and other facilities. This includes creating designs, selecting materials and furniture, planning lighting and room climate, as well as implementing projects in collaboration with craftsmen and other specialists. The company also offers services such as renovations, architectural extensions and exterior design.

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Products & services

Industry:Interior Design & Furnishing
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Semm Innenarchitektur GmbH

7
Interior design
Interior design for living spaces, commercial premises, houses, apartments, offices, practices and shops; room concepts, material selection, lighting and colour concepts, design of complete interior furnishings.
Renovation and refurbishment
Renovations and refurbishments of existing houses, apartments, offices, practices and shop premises; adaptation of room layouts, windows, kitchens and existing building structure.
Remodelling and extension
Remodelling and extension projects for new or existing properties; technical and economic planning, creative implementation, adaptation to new needs.
General contractor for interior design
General contractor support for interior design projects; complete technical and economic planning, coordination of construction management and implementation with authorities and specialists.
Room concept and design planning
Initial contact, preliminary project, design and project planning with sketches, condition analysis, measurements, space program as well as rough estimates of costs and timelines.
Site supervision and execution
Site supervision and execution of interior design projects; support of the construction phase after approval, implementation of the planned shapes, colours and materials.
Interior furnishing and decoration
Interior furnishing and decoration of rooms; implementation of the spatial design based on construction planning and visualisations, including creating the desired ambience and furnishing ideas.
Trust & reputation

ranQ Trust Score of Semm Innenarchitektur GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Semm Innenarchitektur GmbH 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%
Semm Innenarchitektur GmbH scores 83.0 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%
Semm Innenarchitektur GmbH 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%
Semm Innenarchitektur 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

Semm Innenarchitektur GmbH 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.

Knowledge

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Location

Islikeitstrasse 18
8355 Aadorf

At a glance

Legal form
Limited Liability Company
UID
CHE-116.061.901
Founded
2010 · 16 years
Last commercial register change
October 13, 2010
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.
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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