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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceStäfaTW-Bau GmbH
TW-Bau GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of TW-Bau GmbH is the planning and execution of construction projects in the areas of house, garden and lake, including the implementation of individual solutions for customers.

AI-generated
Offering

Products & services

Industry:Building Maintenance
✓ Offered6
Construction site management and site supervision
Construction site management and site supervision for conversions, renovations, extensions, terraces, boat jetties and surroundings; including planning, coordination and execution from a single source.
Property maintenance
Property maintenance for buildings and facilities, including structural support around the house as well as related repair and maintenance work.
Plumbing installations and repairs
Plumbing installations and repairs in connection with conversions, renovations and general work around the house and the property.
General contracting and tiling work
General contracting and tiling work for conversions, renovations and fit-out projects in the house and property sector.
Designing and creating surroundings
Design and creation of surroundings around properties, including outdoor areas and related work.
Launching and hauling boats and tractor transports
Launching and hauling of boats as well as tractor transports as an additional service in the area of the house and the lake.
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4.1/5

TW-Bau GmbH

Trust & reputation

ranQ Trust Score of TW-Bau GmbH: 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.

TW-Bau 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%
TW-Bau GmbH scores 80.9 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.95.212%
  • 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%
TW-Bau GmbH scores 83.3 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).83.322%
TW-Bau GmbH scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TW-Bau GmbH 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.

Knowledge

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Location

Dorfstrasse 1
8712 Stäfa

At a glance

Legal form
Limited Liability Company
UID
CHE-494.464.604
Founded
2013 · 13 years
Last commercial register change
January 28, 2015
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.
88.0
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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