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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureOwner's RepresentativeContheyNas Construction Sàrl
Nas Construction Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Nas Construction Sàrl carries out masonry, renovation and transformation projects, providing interior and exterior masonry, foundations, concrete slabs and structural wall work including demolition and creation of openings. The company also performs earthworks and civil-engineering tasks such as curbs, excavations for utilities, paving, access ways and exterior landscaping, and works with local suppliers.

AI-generated
Offering

Products & services

Industry:Owner's Representative
✓ Offered6
Masonry
Interior and exterior masonry, foundations, load-bearing walls, concrete slabs and screeds, demolition and construction of partition walls, bricklaying for doors and windows.
Renovation
Renovation of villas, apartment buildings and kitchens, with on-site project management from A to Z for projects of all sizes in Central Valais.
Conversion and extension
Conversion of villas, extension of buildings and adaptation of existing projects, from initial support through to execution.
New construction
Construction of new villas and apartment buildings, with project management for construction and structural shell work.
Earthworks
Earthworks for access roads, paths, parking areas, terraces, rock armouring and excavations for utility piping.
Civil engineering
Civil engineering works related to outdoor developments, installation of kerbs, paving stones, access roads and paths, parking areas.
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4.0/5

Nas Construction Sàrl

Trust & reputation

ranQ Trust Score of Nas Construction Sàrl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Nas Construction Sàrl scores 62.1 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.75.024%
  • 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.40.910%
  • 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.50.08%
Nas Construction Sàrl 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%
Nas Construction Sàrl 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%
Nas Construction Sàrl scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Nas Construction Sàrl 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 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Avenue de la Gare 9
1964 Conthey

At a glance

Legal form
Limited Liability Company
UID
CHE-288.133.233
Founded
2015 · 11 years
Last commercial register change
February 23, 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.
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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