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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceSessaDemasi & Rossinelli Sagl
Demasi & Rossinelli Sagl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Demasi Rossinelli Sagl is the provision of services in the construction sector, specifically: * Planning and execution of construction projects * Maintenance and renovation of buildings * New construction of buildings * Preparation of offers and project planning * Supervision and control of construction sites * Consulting and support for construction projects The company also offers specific services such as plastering and tiling work.

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Products & services

Industry:Building Maintenance
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4.0/5

Demasi & Rossinelli Sagl

✓ Offered7
Complete building renovations
Complete building renovations, with coordinated work for general contractor works and related finishing.
New building construction
New building construction for buildings, with independent execution of the work and support from our own machinery and workforce.
Building maintenance
Building maintenance for buildings and civil works, carried out as part of the company’s ongoing services.
Plastering and tiling work
Plastering and tiling work for interior finishes, laying of coverings, and construction completion work.
Design
Design of construction interventions, as the preparation and development phase of the works proposed by the company.
Technical consulting
Technical consulting for construction works, with support in assessing and setting up the interventions.
Estimates for general contractor works
Estimates for general contractor works, with budget estimates for construction and renovation work.
Trust & reputation

ranQ Trust Score of Demasi & Rossinelli Sagl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Demasi & Rossinelli Sagl scores 58.0 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.78.08%
Demasi & Rossinelli Sagl scores 86.7 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.100.012%
  • 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.70.07%
Demasi & Rossinelli Sagl 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%
Demasi & Rossinelli Sagl scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Demasi & Rossinelli Sagl reaches a ranQ Trust Score of 4.0 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.

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Location

Contrada Mons. C. Trezzini 8
6997 Sessa
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-113.801.435
Founded
2007 · 19 years
Last commercial register change
April 23, 2021
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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