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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryRetail & CommerceCommodity traderSt-BlaiseGrenacher S.A.
Grenacher S.A. Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Grenacher S.A. distributes and delivers heating oil, diesel and petrol to private and business customers. It operates service stations and provides tank inspections, cleaning and technical work, as well as assistance with checking tank levels.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Commodity trader
✓ Offered6
Petroleum products
Mazout ECO 50ppm, Mazout EcoPolaire 10ppm, Diesel B0, Diesel B7, Gasoline 95/98; offer of petroleum fuels and heating fuels with quotation on request.
Petrol stations
Petrol stations in Saint-Blaise, La Chaux-de-Fonds, Fleurier and Mendrisio; fuel service, self-service, access for heavy vehicles, washing, vacuum cleaners and customer card.
Tank revision
Inspection and remediation of tanks for fuel oil, diesel and gasoline; draining, lifting, cleaning the containment basin, leak testing, decommissioning and cutting up.
Breakdown service
Breakdown assistance related to petroleum products and installations, with rapid intervention to resolve problems on site.
Tank gauging assistance
Assistance with tank gauging to estimate the remaining fuel oil level and avoid unpleasant surprises.
Market analysis and expertise
Analysis and expertise of the petroleum market, with advice and solutions for fuel oil and energy needs.
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4.1/5

Grenacher S.A.

Trust & reputation

ranQ Trust Score of Grenacher S.A.: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Grenacher S.A. 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.
x
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%
Grenacher S.A. scores 88.2 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.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.55.07%
Grenacher S.A. 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%
Grenacher S.A. scores 14.0 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 35.14.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Grenacher S.A. reaches a ranQ Trust Score of 4.1 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 la Musinière 4-6
2072 St-Blaise

At a glance

Legal form
Corporation
UID
CHE-102.037.440
Founded
1989 · 37 years
Last commercial register change
February 6, 2025
Employees
1 to 10

Active in 1 of 26 cantons

  • NENeuchâtel
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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.95.03%
    • Full methodology

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