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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryGlass, Ceramics, Stone & Construction Materials IndustryGamsenZementwaren Otto Kalbermatten AG
Zementwaren Otto Kalbermatten AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Zementwaren Otto Kalbermatten AG is a manufacturer of concrete and cement products. The plant specialises in precast elements for civil and building engineering and produces items such as pipes and manholes, hollow and solid concrete blocks, supports, parapet elements and stairs, and also supplies aggregates, mortar and concrete.

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Products & services

Industry:Glass, Ceramics, Stone & Construction Materials Industry
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4.1/5

Zementwaren Otto Kalbermatten AG

✓ Offered5
Concrete and cement products
Concrete and cement products in a wide range of designs, including pipes, manholes, paving stones, garden slabs, cement hollow blocks and solid concrete blocks.
Precast concrete units and prefabricated elements
Precast concrete units and prefabricated elements for civil and structural construction, bridges, roads and specialized element construction; on request, also produced to customer specifications.
Concrete staircases
Precast staircases in various sizes, manufactured to standard specifications; on request with an integrated landing.
Custom concrete products
Individually manufactured concrete and cement products for private clients, commercial projects and public construction projects, complemented by personal consultation and customer-focused service.
Gravel, mortar and concrete
Gravel, mortar and concrete from the Gamsen plant as a supplementary construction materials offering alongside cement products and precast elements.
Trust & reputation

ranQ Trust Score of Zementwaren Otto Kalbermatten 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.

Zementwaren Otto Kalbermatten 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%
Zementwaren Otto Kalbermatten AG scores 92.3 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.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.82.07%
Zementwaren Otto Kalbermatten 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%
Zementwaren Otto Kalbermatten AG scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Zementwaren Otto Kalbermatten 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

Kantonsstrasse 438
3900 Gamsen

At a glance

Legal form
Corporation
UID
CHE-105.945.210
Founded
1957 · 69 years
Last commercial register change
April 12, 2024
Employees
21 to 50
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.100.06%
  • 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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