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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSealing & InsulationConfignonHELVETA Sàrl
HELVETA Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Helveta Sàrl is the provision of services in the field of waterproofing, particularly the planning, execution and maintenance of watertight solutions for various types of buildings, including: flat roofs, terraces and balconies, facades and floors, underground structures, resin and liquid waterproofing, and annual maintenance. The company offers customized solutions to meet the needs of its customers and focuses on the quality, reliability and aesthetics of its work.

AI-generated
Offering

Products & services

Industry:Sealing & Insulation
✓ Offered5
Flat roof waterproofing
Waterproofing systems for flat roofs, terraces and balconies, with solutions tailored to accessible, landscaped or weather-exposed surfaces.
Slab and façade footing waterproofing
Waterproofing work for slabs and façade footings, designed to limit water ingress, protect the structure and preserve building stability.
Below-ground structure waterproofing
Waterproofing solutions for basements, underground car parks and other below-ground structures, to protect the structures against water and moisture.
Liquid waterproofing and resin
Application of liquid waterproofing and resin systems for roofs, balconies, terraces and complex or hard-to-reach surfaces.
Annual maintenance
Annual roof inspection and maintenance to detect damage, prevent water ingress and maintain optimal waterproofing.
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3.9/5

HELVETA Sàrl

Trust & reputation

ranQ Trust Score of HELVETA Sàrl: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

HELVETA Sàrl scores 59.3 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.60.724%
  • 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.78.08%
HELVETA Sàrl scores 77.2 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.86.512%
  • 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%
HELVETA 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%
HELVETA Sàrl 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

HELVETA Sàrl reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 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
4
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle44
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Rue Louis-Frédéric Eckert 1
1232 Confignon
Opening hours
Mon
08:00 - 17:30
Tue
08:00 - 17:30
Wed
08:00 - 17:30
Thu
08:00 - 17:30
Fri
08:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-167.763.899
Founded
2016 · 10 years
Last commercial register change
February 11, 2016
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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