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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceWil Sgdesign bau Tschopp
design bau Tschopp Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of the company "design bau Tschopp" is the planning and execution of renovations and new constructions in the field of construction, including the combination of design and quality. Specific services include: construction management, carpentry, joinery, planning, energy consulting, renovation and extension from A to Z from a single source, interior finishing, and sale and planning of real estate. The company supports customers in the realization of construction projects and takes over the coordination of regional partners and craftsmen.

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Offering

Products & services

Industry:Building MaintenanceInterior Construction
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4.1/5

design bau Tschopp

✓ Offered11
Conversions & interior fit-out
Planning and execution of conversions, extensions and interior fit-out; including construction management, cost control, schedule planning, coordination of regional trades and non-binding cost estimates.
Planning & construction management
Planning of construction projects and assumption of construction management; coordination of the required trades, preparation of a schedule plan and cost control during the conversion.
Carpentry
Carpentry work as part of conversions and extensions, especially for construction projects with regional partners.
Joinery
Joinery work for conversions and interior fit-out, complemented by made-to-measure items such as furniture and tables.
Energy consultancy
Energy consultancy in connection with conversions and extensions.
Cost estimates
Non-binding cost estimates for conversion and extension projects.
3D visualisation
3D visualisations for improved planning and presentation of conversion projects.
Windows and doors
Supply and installation of windows and doors as part of conversion and interior fit-out projects.
Floor coverings
Installation of floor coverings as part of conversion and interior fit-out works.
Kitchens
Planning and installation of kitchens as part of conversion and extension projects.
Custom-made furniture and tables
Custom-made furniture and tables for conversion and interior fit-out projects.
Trust & reputation

ranQ Trust Score of design bau Tschopp: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

design bau Tschopp scores 76.1 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.79.424%
  • 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.52.910%
  • 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.95.08%
design bau Tschopp scores 76.4 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.95.212%
  • 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%
design bau Tschopp scores 86.7 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).86.722%
design bau Tschopp scores 5.2 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 35.10.34%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

design bau Tschopp reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 7 customer reviews. 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 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

April 16, 2026Media
Daniel Tschopp im Chef-Interview
wiler-nachrichten.ch

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Comparisons

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Location

Poststrasse 6a
9500 Wil Sg
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-220.353.135
Founded
2013 · 13 years
Last commercial register change
December 30, 2019
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.
67.0
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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