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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryCrafts & TradesPainting & PlasteringSilvaplanaProtopapa Gipser AG
Protopapa Gipser AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Protopapa Gipser AG is the execution of plastering work, dry construction, sound insulation, thermal insulation, creative design, stucco work and renovations in the interior and exterior of buildings. The company offers individual solutions for private customers and the public sector, combining traditional craftsmanship with modern trends and developments.

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Offering

Products & services

Industry:Painting & Plastering
✓ Offered7
Rendering and plastering work
Plastering of ceilings, walls and exterior facades; smooth, rustic or decorative finishes for new builds and existing buildings.
Drywall construction
Drywall construction with ceiling panels, suspended ceilings, partition walls made of plasterboard or solid gypsum, and double floors for cabling and technical systems.
Thermal insulation
Thermal insulation for exterior facades and interior areas using external insulation composite systems, natural materials, lime or clay plasters and panels.
Sound insulation
Soundproofing of ceilings and walls with sound-damping boards for functional and aesthetic room solutions.
Renovations
Renovations and restorations of buildings while preserving their historical and architecturally distinctive exterior.
Stucco work
Manufacturing, installation and restoration of stucco work on walls and ceilings, including cornices, panelling, surrounds and decorative mouldings.
Creative design
Decorative finishes for ceilings, walls and floors with various types of plaster and stucco work; Venetian plaster, seamless wall and floor coverings, Naturofloor.
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4.1/5

Protopapa Gipser AG

Trust & reputation

ranQ Trust Score of Protopapa Gipser AG: 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.

Protopapa Gipser AG 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%
Protopapa Gipser AG scores 84.8 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.89.612%
  • 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.70.07%
Protopapa Gipser AG 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%
Protopapa Gipser AG scores 2.9 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 35.2.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Protopapa Gipser AG 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.

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Location

Via da Bos-cha 7
7513 Silvaplana

At a glance

Legal form
Corporation
UID
CHE-209.321.339
Founded
2015 · 11 years
Last commercial register change
April 8, 2026
Employees
11 to 20
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.
100.0
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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