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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryRetail & CommerceRetail - General Specialty TradeLuganoViemme Project Sagl
Viemme Project Sagl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Viemme Project Sagl is specialized in the manufacture and installation of custom-made joinery and infissi, including windows, doors, shutters, frangisole and tapparelle made from various materials such as PVC, aluminum, wood and wood-aluminum. The company offers a complete service, from consulting to installation and after-sales support, and places emphasis on quality, safety and environmental sustainability.

AI-generated
Offering

Products & services

Industry:Retail - General Specialty Trade
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3.9/5

Viemme Project Sagl

✓ Offered8
Custom window and door systems
Supply and installation of custom-made window and door systems, from pre-sales consultation through production and installation to after-sales support for windows, doors and shading systems.
Shutters, sun louvers and roller shutters
Supply and installation of made-to-measure shading systems in different shapes and materials, with fixed or adjustable slats, motorised versions and security solutions.
Exterior doors
Supply, customisation and installation of entrance doors, gates and sectional or overhead doors in different materials and finishes.
Interior doors
Supply and installation of made-to-measure interior doors, including swing, sliding, flush-mounted, armoured versions and customisation of colours, finishes and accessories.
PVC window systems
Made-to-measure PVC window systems with strong technical performance, focused on climate comfort and energy saving.
Aluminium window systems
Made-to-measure aluminium window systems with slim profiles, designed for a clean, contemporary aesthetic.
Wood window systems
Made-to-measure wood window systems, suitable for a range of interior furnishings and outdoor architectural styles.
Wood-aluminium window systems
Made-to-measure wood-aluminium window systems combining the warmth of wood with the durability and practicality of metal.
Trust & reputation

ranQ Trust Score of Viemme Project Sagl: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Viemme Project Sagl scores 56.5 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.68.224%
  • 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.17.610%
  • 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%
Viemme Project Sagl scores 82.3 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.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%
Viemme Project Sagl 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%
Viemme Project Sagl scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Viemme Project Sagl reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Via Giovan Battista Pioda 14
6900 Lugano
Opening hours
Mon
08:00 - 19:00
Tue
08:00 - 19:00
Wed
08:00 - 19:00
Thu
08:00 - 19:00
Fri
08:00 - 19:00
Sat
08:00 - 19:00
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-212.930.906
Founded
2015 · 11 years
Last commercial register change
March 29, 2023
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.
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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