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

About the company

Sunone GmbH sells photovoltaic products and complete solar systems, including solar modules, inverters, mounting systems and storage solutions. The company operates an online shop, supplies complete PV packages for residential and commercial customers, and trades used PV modules sourced from insolvency liquidations and surplus stock.

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Offering

Products & services

Industry:Solar & Photovoltaics
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3.7/5

Sunone GmbH

✓ Offered
7
Solar systems
Solar systems for home and commercial use, from a single module to a complete solar park; consulting on appearance, profitability and self-sufficiency.
Complete solar system package
Complete packages for solar systems with solar modules, inverters and accessories; various power sizes for residential and commercial applications.
Used photovoltaic modules
Trade in used photovoltaic modules from bankruptcy liquidations and dismantling of large plants; surplus stock and shipping in packages as well.
Solar modules
Solar modules from various manufacturers, including glass-glass modules with specifications for output, module efficiency, frame colour and connector type.
Inverters
Hybrid inverters from Huawei and SMA for solar power systems, including devices with battery input and a WLAN dongle.
Storage systems
Battery and power modules for photovoltaic systems, for example Huawei SUN2000-LUNA storage systems with 5 kWh and 10 kWh.
Mounting systems
Mounting systems and accessories for PV systems on tiled roofs, flat roofs, facades, standing-seam sheet-metal roofs, trapezoidal sheet-metal roofs, as well as corrugated fibre-cement roofing and sandwich roofs.
Trust & reputation

ranQ Trust Score of Sunone GmbH: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 96% · As of October 2026

Sunone GmbH scores 52.7 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.68.224%
  • 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.17.610%
  • 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.50.08%
Sunone GmbH scores 74.1 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.79.212%
  • 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%
Sunone GmbH 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%
Sunone GmbH 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

Sunone GmbH reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 out of 5 stars from 1 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
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Seetalstrasse 23
5708 Birrwil

At a glance

Legal form
Limited Liability Company
UID
CHE-245.442.482
Founded
2018 · 8 years
Last commercial register change
January 19, 2023
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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