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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesBüttikon AgSerRo Unterlagsböden GmbH
SerRo Unterlagsböden GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of SerRo Unterlagsböden GmbH is the planning and execution of subfloors, screeds, tile adhesives, high-strength concrete, coatings, floor insulation, levelling layers and damp-proofing for large-scale projects such as schools, apartment buildings, churches and single-family home developments, as well as for private clients during renovations.

AI-generated
Offering

Products & services

Industry:Specialized Construction Activities
✓ Offered6
Subflooring / screeds
Subflooring made of cement or anhydrite, installed with or without underfloor heating.
Flowing screeds
Anhydrite flowing screeds, or calcium sulphate flowing screeds, pumped and installed with or without underfloor heating.
Hard concretes / toppings
Hard concretes and toppings of cement, sand or chippings and water, applied compositely for interior and exterior areas.
Floor insulation
Thermal insulation in various thicknesses and materials, as well as impact sound insulation as the final layer without interruption.
Levelling layers
Skim floors on a cement or calcium sulphate base, expanded polystyrene concrete as a thermally insulating levelling layer, and foam concrete for light height compensation.
Moisture barriers
Bituminous waterproofing membranes and polymer-bitumen waterproofing membranes with professionally welded or bonded overlaps.
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3.8/5

SerRo Unterlagsböden GmbH

Trust & reputation

ranQ Trust Score of SerRo Unterlagsböden GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

SerRo Unterlagsböden GmbH scores 49.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.68.224%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.17.610%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
SerRo Unterlagsböden GmbH scores 83.0 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%
SerRo Unterlagsböden GmbH scores 85.0 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).85.022%
SerRo Unterlagsböden GmbH scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SerRo Unterlagsböden GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Villmergerstrasse 4
5619 Büttikon Ag

At a glance

Legal form
Limited Liability Company
UID
CHE-113.654.424
Founded
2007 · 19 years
Last commercial register change
January 28, 2009
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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