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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceRietheimWagner Bauwerk & Sanierung GmbH
WB
Verified· 1 sourceTrust ScoreNo score yet

Wagner Bauwerk & Sanierung GmbH

Summary

About the company

The purpose of the company is the planning, sale, installation, and operation of all types of photovoltaic and solar systems. The company provides all related services, including consulting, project planning, assembly, maintenance, and service. Additionally, the purpose includes the execution of roofing work, the construction and renovation of roofs, facades, and related building structures, as well as the trade in corresponding materials and components. The company may establish branches and subsidiaries domestically and abroad, and may participate in other companies domestically and abroad, as well as conduct all business that is directly or indirectly related to its purpose. The company may acquire, encumber, dispose of, and manage real estate domestically and abroad. It may also provide financing for its own or third-party account and provide securities for the liabilities of affiliated companies.

Commercial register, canton of AG·As of April 17, 2026View on Zefix
Trust & reputation

ranQ Trust Score of Wagner Bauwerk & Sanierung GmbH

Trust Score
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A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Website authority, Media authority

Data basis 50% · As of October 2026

Wagner Bauwerk & Sanierung GmbH 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.
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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%
Wagner Bauwerk & Sanierung GmbH scores 50.8 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.25.012%
  • 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.55.07%
Wagner Bauwerk & Sanierung GmbH scores 58.3 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).58.322%
Wagner Bauwerk & Sanierung GmbH has no value in the Visibility area of the ranQ Trust Score because no data is available. The area carries 8% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Website authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 50%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Website authority, Media authority. As of October 2026.

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

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Location

Badstrasse 110
5323 Rietheim

At a glance

Legal form
Limited Liability Company
UID
CHE-331.805.774
Founded
2025 · 1 year
Last commercial register change
April 17, 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.88.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%

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