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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureConstruction managerSt-Aubin-SaugesFournier Services Sàrl
Fournier Services Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Fournier Services Sàrl specialises in ventilation systems, providing design and technical office services, installation and construction supervision, as well as maintenance and cleaning of ventilation equipment. The company also carries out inspections and expert assessments on air quality, humidity issues and regulatory compliance, and issues conformity certificates for sectors such as hospitality, healthcare and industry.

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Service area

Offering

Products & services

Industry:Construction managerBuilding installation
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3.8/5

Fournier Services Sàrl

✓ Offered4
Engineering office
Engineering office for ventilation projects, system sizing, specifications, site follow-up and coordination, representation of the client and 2D/3D plans.
Installation and monitoring
Installation of ventilation systems, monitoring of installation, quality control, checking airflows and operating instructions, certification of compliance.
Maintenance and cleaning
Maintenance of ducts, diffusers and ventilation units, cleaning of professional kitchen ventilation systems, checking filters, belts, heat exchangers and safety components.
Expertise
Expertise of moisture and indoor air quality issues, checking the condition and compliance of installations, reports in the event of disputes and technical assistance.
Trust & reputation

ranQ Trust Score of Fournier Services Sàrl: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 54% · As of November 2026

Fournier Services Sàrl 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%
Fournier Services Sàrl scores 57.1 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.39.612%
  • 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.55.07%
Fournier Services Sàrl scores 85.0 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).85.022%
Fournier Services Sàrl scores 4.9 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 35.4.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Fournier Services Sàrl reaches a ranQ Trust Score of 3.8 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 November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Rue de Fin-de-Praz 5
2024 St-Aubin-Sauges

At a glance

Legal form
Limited Liability Company
UID
CHE-233.216.335
Founded
2024 · 2 years
Last commercial register change
January 30, 2024
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • NELa Grande Béroche
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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