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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesSchübelbachStark Gipsergeschäft GmbH
Stark Gipsergeschäft GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Stark Gipsergeschäft GmbH is the provision of skilled craftsmanship services in the areas of plastering, renovation and drywall construction, including plastering work, renovations, insulation, facade renovation, old building renovation and specialized plastering work.

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Products & services

Industry:Specialized Construction Activities
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3.7/5

Stark Gipsergeschäft GmbH

✓ Offered12
Plastering work
Interior plaster, exterior plaster, stucco work as well as repair and renovation work; consulting and planning for residential and commercial spaces.
Renovations
Interior fit-out, façade renovation, drywall work and painting works for residential and commercial spaces.
Drywall construction
Drywall and plasterboard construction for interior walls and ceilings, including wall cladding, ceiling structures, planning and installation.
Insulation
Insulation solutions with advice, material selection and professional installation; for energy efficiency, living comfort and sustainable construction.
Renovation of older buildings
Renovation of older buildings with consulting, restoration of historic elements, energy upgrades as well as interior and exterior plaster.
Renovate façades
Renovation and design of façades with consulting, choice of materials, energy improvements and individual surface design.
Base coats
Base coat work as a foundation for further wall finishing, with advice, material selection and precise execution.
Clay plasters
Clay plaster work for interior spaces with advice, professional application and creative design options.
Spackling work
Spackling work for interior and exterior surfaces, including special spackling as well as repair and patching work.
Special plasters
Special plastering techniques for interior and exterior plaster, decorative plastering techniques, renovation plasters and thermal insulation plasters.
Putty joints
Putty joint work as a supplementary sealing and finishing service as part of plastering and renovation work.
Insulations
Insulation work as a supplementary construction service in the area of insulation and building envelope.
Trust & reputation

ranQ Trust Score of Stark Gipsergeschäft GmbH: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 96% · As of October 2026

Stark Gipsergeschäft GmbH scores 60.4 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.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%
Stark Gipsergeschäft 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%
Stark Gipsergeschäft GmbH 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%
Stark Gipsergeschäft GmbH scores 2.0 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 35.2.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Stark Gipsergeschäft 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

Haltenweg 12
8862 Schübelbach
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
07:00 - 12:30
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-230.413.371
Founded
2023 · 3 years
Last commercial register change
June 26, 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.
88.0
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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