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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsFullySEBASOL-Valais
SEBASOL-Valais Logo
Verified· 2 sourcesTrust Score
Summary

About the company

SEBASOL-Valais designs and assists in building solar thermal systems for domestic hot water (DHW) and heating, often combined with a hydraulic wood stove to cover remaining needs. It operates via volunteer-run regional centres that train self-builders, supplies materials at cost, provides courses and documentation, and cooperates with licensed installers for turnkey installations.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
✓ Offered7
Concepts for solar thermal installations
Concepts for solar thermal installations to produce heat, provide domestic hot water and, depending on the system, contribute to heating the home.
Self-build of solar thermal installations
Self-build of solar thermal installations with training, technical documentation, supply of the required materials, coaching and administrative steps for the subsidy application file.
Turnkey Sebasol solar thermal installations
Installation of Sebasol systems by an authorised installer for customers who do not want to build themselves, with characteristics compliant with self-build installations.
Training for solar thermal installations
Training with Reconquête courses, basic courses, advanced courses, enrolment for the courses and training for an authorised Sebasol installer.
DHW installation
Solar thermal installation for domestic hot water only, with reduced collector area and a hot-water cylinder/boiler, typically intended for domestic hot water needs.
DHW and heating installation
Solar thermal installation for domestic hot water and heating, with a large collector area and a combined storage tank ready to connect to a boiler, a hydronic stove and radiators.
Heating installation
Connection of an existing boiler or a log-fired hydronic stove to the combined storage tank, with heat distribution to the radiators.
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4.1/5

SEBASOL-Valais

Trust & reputation

ranQ Trust Score of SEBASOL-Valais: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

SEBASOL-Valais 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%
SEBASOL-Valais scores 64.6 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.64.612%
  • 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%
SEBASOL-Valais scores 83.3 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).83.322%
SEBASOL-Valais scores 88.6 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 35.88.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SEBASOL-Valais 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 October 2026.

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

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Location

Chemin des Avouillons 33
1926 Fully

At a glance

Legal form
Association
UID
CHE-335.769.841
Founded
2021 · 5 years
Last commercial register change
November 19, 2021
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.
73.0
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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