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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionRapperswil BeRäz Rapperswil Bau AG
Räz Rapperswil Bau AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Räz Rapperswil Bau AG is a family-run construction company offering conventional civil engineering and trenchless pipeline installation. Services include trenchless methods such as Spülbohren, Richtpressen, Schlagvortrieb and Stahlrohrvortrieb, ploughing and milling, general excavation, sewer and utility works, road construction, asphalt paving, pipeline rehabilitation and core drilling.

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Offering

Products & services

Industry:Building Construction
✓ Offered3
Trenching and utility construction
General open-trench excavation, sewerage, utility lines, spring water lines, road construction, asphalt surfacing, excavation work, pipe rehabilitation and core drilling.
Trenchless utility construction
Jet boring, directional pipe jacking, impact pipe boring and steel pipe jacking for underground crossings of roads, railway tracks, rivers, gardens and houses.
Ploughing and milling
Ploughing and milling works for pipe laying, also as a supplement to trenchless utility construction; milling up to 1.8 m depth, ploughing up to 1.6 m depth.
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4.1/5

Räz Rapperswil Bau AG

Trust & reputation

ranQ Trust Score of Räz Rapperswil Bau AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Räz Rapperswil Bau AG 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%
Räz Rapperswil Bau AG scores 85.5 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.100.012%
  • 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%
Räz Rapperswil Bau AG 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%
Räz Rapperswil Bau AG scores 10.0 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 35.10.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Räz Rapperswil Bau AG 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

Wierezwil 292
3255 Rapperswil Be

At a glance

Legal form
Corporation
UID
CHE-114.109.359
Founded
2008 · 18 years
Last commercial register change
February 18, 2019
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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