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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsCollombey1, 2, 3 Soleil SA
1, 2, 3 Soleil SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company 123 Soleil is a provider of solutions for renewable energy and energy efficiency. The company's core activity includes the planning, installation and maintenance of: solar energy systems (solar panels), electric vehicle charging stations, heat pumps, energy storage systems, and building automation systems. The company also offers services such as energy consulting, installation and maintenance of systems, as well as administrative support for applying for grants and tax benefits for ecological installations.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
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4.1/5

1, 2, 3 Soleil SA

✓ Offered6
Photovoltaic system installations
Installation of photovoltaic panels, feasibility study, administrative procedures, electrical connections and commissioning to generate your own electricity.
Energy storage batteries
Storage of solar electricity generated during the day for later use, optimization of self-consumption and reduction of dependence on the grid.
EV charging stations
Installation of home charging stations for electric vehicles, with power possible via solar energy and advice on choosing the charging station.
Heat pumps
Installation of heat pumps to heat and cool buildings, with air-air, air-water or geothermal solutions depending on the project.
Home automation
Home automation solutions to centralize and automate lighting, heating, ventilation, blinds and energy management, with remote control and integration of Loxone.
Solar maintenance contracts
Maintenance contracts for 1, 3 or 5 years with remote monitoring, annual report, visual inspection, minor repairs and options for enhanced maintenance.
Trust & reputation

ranQ Trust Score of 1, 2, 3 Soleil SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

1, 2, 3 Soleil SA scores 82.1 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.87.024%
  • 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.73.510%
  • 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.78.08%
1, 2, 3 Soleil SA scores 59.7 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.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%
1, 2, 3 Soleil SA 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%
1, 2, 3 Soleil SA scores 6.6 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 35.6.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

1, 2, 3 Soleil SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 17 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 17 reviews across all connected sources

Sources
GGoogle517
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Chemin d'Arbignon 19
1868 Collombey
Opening hours
Mon
08:00 - 17:30
Tue
08:00 - 17:30
Wed
08:00 - 17:30
Thu
08:00 - 17:30
Fri
08:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-282.328.324
Founded
2024 · 2 years
Last commercial register change
February 9, 2026
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.
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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