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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialist foundation engineeringBad RagazBaua-Tech GmbH
Baua-Tech GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Baua-Tech GmbH carries out building waterproofing, work on flat and pitched roofs, and coating services. Its activities also include drywall construction, interior and exterior renovations, property maintenance, and building cleaning.

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Service area

Offering

Products & services

Industry:Specialist foundation engineering
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4.0/5

Baua-Tech GmbH

✓ Offered4
Building envelope
Sealing work, flat and pitched roof work, liquid plastic coating, roof inspections and protection of the building envelope.
Drywall construction
Walls, ceilings and floors, room-dividing structures, sound insulation, thermal insulation, façade work and painting work for interior fit-out.
Renovations
Interior and exterior renovations, refurbishments and modernisations for single-family houses, multi-family houses, apartments and industrial buildings.
Building management
Building care, apartment cleaning, stairwell and outdoor area cleaning, façade and window cleaning, garden maintenance and clear-outs.
Trust & reputation

ranQ Trust Score of Baua-Tech GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

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Data basis 54% · As of November 2026

Baua-Tech 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.
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%
Baua-Tech GmbH scores 65.0 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.58.012%
  • 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%
Baua-Tech GmbH scores 85.0 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).85.022%
Baua-Tech GmbH scores 48.6 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 35.48.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Baua-Tech GmbH reaches a ranQ Trust Score of 4.0 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 November 2026.

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

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Location

Elestastrasse 1
7310 Bad Ragaz

At a glance

Legal form
Limited Liability Company
UID
CHE-342.562.156
Founded
2022 · 4 years
Last commercial register change
October 5, 2022
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • SGBad Ragaz
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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