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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsThunstettenWagner + Boss GmbH
Wagner + Boss GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Wagner + Boss GmbH designs and delivers boutique renovation and new-build projects, providing architecture, timber-structure planning and construction management. The company carries out 3D laser scanning for as-built surveys and performs in-house carpentry and joinery work such as stairs, flooring, windows, doors and custom furniture.

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Products & services

Industry:Architecture Firms
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4.5/5

Wagner + Boss GmbH

✓ Offered
4
Renovation and architecture
Architectural, planning and site management services for boutique renovations and new builds; inventory survey with a 3D model, preliminary studies, building permit submission, execution drawings and coordination with authorities.
Timber framing
Timber framing planning and structural calculations, demolition and deconstruction, extensions and top-floor add-ons, conversions and complete refurbishment, building envelope, insulation as well as façade and roofing works.
Joinery
Staircases, floor coverings and parquet refurbishment, interior fit-out, windows and doors, kitchens, cupboards, as well as built-in furniture and furnishings.
Boutique renovations and new builds
Design and realization of individual boutique buildings and boutique living space; planning, architecture, timber construction and craft execution from a single source.
Trust & reputation

ranQ Trust Score of Wagner + Boss GmbH: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

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Data basis 96% · As of October 2026

Wagner + Boss GmbH scores 89.2 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.87.724%
  • 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.88.110%
  • 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%
Wagner + Boss GmbH scores 88.7 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.97.712%
  • 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.82.07%
Wagner + Boss GmbH 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%
Wagner + Boss GmbH scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wagner + Boss GmbH reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.9 out of 5 stars from 31 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
4.9
of 5

Aggregated from 31 reviews across all connected sources

Sources
GGoogle4.931
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Forst 111
4922 Thunstetten
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:30
Tue
07:00 - 12:00, 13:00 - 17:30
Wed
07:00 - 12:00, 13:00 - 17:30
Thu
07:00 - 12:00, 13:00 - 17:30
Fri
07:00 - 12:00, 13:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-379.407.426
Founded
2012 · 14 years
Last commercial register change
November 18, 2022
Employees
21 to 50
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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