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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsOstermundigenGM EnerEstate Group AG
GM EnerEstate Group AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of EET Schweiz is the development, distribution and installation of innovative solar energy solutions, particularly plug-in photovoltaic systems, enabling private customers to produce their own renewable energy and actively contribute to the energy transition.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
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4.3/5

GM EnerEstate Group AG

✓ Offered4
Plug-and-Play solar systems
Plug & Play solar systems for house roofs, flat roofs, balconies, façades, garden sheds, carports, gardens and terraces; including consultation, planning, delivery, installation, commissioning and support.
Solar systems with storage
Combined solar and storage systems with battery storage, bidirectional charging, app monitoring and backup power function; including consultation, delivery, installation, commissioning and support.
Free on-site consultation
Free initial consultation at your home including measurements and planning; on request with appointment scheduling, information at the front door and personal clarification of the project.
Installation, commissioning and support
Professional installation, setup, integration into the app, function testing, commissioning and subsequent support by email or telephone.
Trust & reputation

ranQ Trust Score of GM EnerEstate Group AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

GM EnerEstate Group AG scores 83.3 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.78.124%
  • 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.100.010%
  • 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%
GM EnerEstate Group AG scores 74.3 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.58.012%
  • 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.82.07%
GM EnerEstate Group AG 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%
GM EnerEstate Group AG scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

GM EnerEstate Group AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 70 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
4.6
of 5

Aggregated from 70 reviews across all connected sources

Sources
GGoogle4.670
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Unterdorfstrasse 5
3072 Ostermundigen
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-283.192.292
Founded
2022 · 4 years
Last commercial register change
June 12, 2026
Employees
21 to 50
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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