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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesJoineryZurichNussbaumer, Die Altstadtschreinerei GmbH
Nussbaumer, Die Altstadtschreinerei GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company "Die Altstadtschreinerei" is the execution of carpentry work, in particular: interior fittings, conversions, renovations, furniture manufacturing, repairs and restorations of furniture and other wooden objects. The company thus offers a wide range of services in the field of carpentry and woodworking.

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Products & services

Industry:Joinery
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3.7/5

Nussbaumer, Die Altstadtschreinerei GmbH

5
Interior fit-outs
Interior fit-outs for apartments, houses and commercial premises, with made-to-measure joinery and craft workmanship.
Alterations
Alterations in existing interior spaces, with adjustments, renovation work and joinery-related work in existing rooms.
Renovations
Renovations of existing rooms and building components, including joinery-related replacement and adjustment work.
Furniture
Made-to-measure furniture and joinery-related furniture work for interior spaces, manufactured and fitted in the company's own workshop.
Repairs and restorations
Repairs and restorations of furniture, building components and woodwork, with skilled refurbishment and preservation.
Trust & reputation

ranQ Trust Score of Nussbaumer, Die Altstadtschreinerei GmbH: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

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Data basis 96% · As of October 2026

Nussbaumer, Die Altstadtschreinerei GmbH scores 60.4 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.70.824%
  • 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.27.910%
  • 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.70.08%
Nussbaumer, Die Altstadtschreinerei GmbH scores 61.5 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.50.012%
  • 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%
Nussbaumer, Die Altstadtschreinerei 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%
Nussbaumer, Die Altstadtschreinerei GmbH scores 2.3 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 35.2.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Nussbaumer, Die Altstadtschreinerei GmbH reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Froschaugasse 9
8001 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-338.542.334
Founded
2023 · 3 years
Last commercial register change
February 2, 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.88.06%
  • 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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