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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionBuchs Zhmerz bau ag
merz bau ag Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Merz-Bau is the construction business, particularly the provision of services in the field of construction, such as planning, execution and supervision of construction projects.

AI-generated
Offering

Products & services

Industry:Building ConstructionGeneral Contractors
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4.1/5

merz bau ag

✓ Offered4
Masonry work
Masonry, basement and façade walls, load-bearing and partition walls, ceilings, chimneys, staircases, balcony balustrades, as well as drainage and pipe shafts made of brick, mortar, or concrete.
Natural stone work
Laying natural stone for garden seating areas, staircases, fireplace surrounds, wall cladding, forecourts, seating areas, bathrooms, and kitchens; also natural stone walls and slate floors.
Renovations
Renovations with structural modifications and execution on existing buildings; documented on the website with reference images from the renovation work.
Building alterations
Alterations and redesigns of existing buildings; presented on the website as a separate service area with illustrative image examples.
Trust & reputation

ranQ Trust Score of merz 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.

merz 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.
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%
merz 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%
merz 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.
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%
merz bau ag scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

merz 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.

Knowledge

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Location

Drisglerstrasse 19
8107 Buchs Zh

At a glance

Legal form
Corporation
UID
CHE-326.365.479
Founded
2011 · 15 years
Last commercial register change
May 11, 2018
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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