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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersBulleGruyère Energie S.A.
Gruyère Energie S.A. Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Gruyère Energie SA encompasses the provision of energy, particularly: * Supply of electrical energy * Supply of thermal energy * Building technology (installation, planning and implementation of projects) * Management of drinking water * Development of renewable energies * Electric mobility * District heating * Solar photovoltaics * Multimedia electrical distribution The company thus offers a wide range of services in the fields of energy, construction and the environment.

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Products & services

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4.4/5

Gruyère Energie S.A.

✓ Offered
6
Electricity
Electricity for private customers, small businesses, professionals and municipalities; simple, double, double interruptible, temporary tariffs, BT Pro, MT Pro, public lighting and buy-back tariff.
District heating
District heating for buildings, with a district heating network presented as a service of Gruyère Energie.
Photovoltaic solar energy
Photovoltaic solar installations and related information on solar, including the buy-back tariff for self-producers.
Electricity distribution
Electricity distribution and supply, with supply areas, meter reading, move-ins on the network and tariff documents.
E-mobility
E-mobility solutions, presented as a distinct service area on the website.
Building technology
Building technology services for building installations and equipment, accessible via the building section and online appointments.
Trust & reputation

ranQ Trust Score of Gruyère Energie S.A.: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 100% · As of October 2026

Gruyère Energie S.A. scores 73.7 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.61.324%
  • 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.86.510%
  • 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.95.08%
Gruyère Energie S.A. scores 94.3 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.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.90.07%
Gruyère Energie S.A. scores 86.7 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).86.722%
Gruyère Energie S.A. scores 76.7 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.53.34%
Qualifications+0.00

Gruyère Energie S.A. reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.2 out of 5 stars from 29 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.2
of 5

Aggregated from 29 reviews across all connected sources

Sources
GGoogle4.229
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

June 30, 2026Media
Gruyère Energie dévoile son exercice 2025. La chaleur et le photovoltaïque dominent
laliberte.ch
March 4, 2026Media
Une année 2025 record pour Gruyère Energie. Quelque 18 000 Gruériens raccordés au chauffage à distance
laliberte.ch
February 19, 2026Media
Alain Ruffieux: Directeur Energies & Infrastructures, Gruyère Energie
pme.ch
November 21, 2025Media
Rééquilibrer l’offre et la demande. Gruyère Energie SA veut mieux gérer la production solaire
laliberte.ch

Knowledge

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Location

Rue de l'Etang 20
1630 Bulle
Opening hours
Mon
07:30 - 11:45, 13:15 - 17:30
Tue
07:30 - 11:45, 13:15 - 17:30
Wed
07:30 - 11:45, 13:15 - 17:30
Thu
07:30 - 11:45, 13:15 - 17:30
Fri
07:30 - 11:45, 13:15 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-104.815.533
Founded
1998 · 28 years
Last commercial register change
October 6, 2026
Employees
51 to 100
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.70.03%
    • Full methodology

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