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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionGeuenseeEstermann Baumanagement GmbH
Estermann Baumanagement GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Estermann Baumanagement GmbH provides services in construction and real estate development; the Estermann Baugruppe website lists offerings such as residential construction, industrial and commercial buildings, exposed concrete and civil engineering, as well as renovations and restorations.

AI-generated
Offering

Products & services

Industry:Building Construction
✓ Offered7
Residential construction
Residential construction for single-family homes, multi-family buildings and other residential structures in Central Switzerland and the adjacent cantons.
Industrial and commercial construction
Industrial and commercial construction for construction projects in Central Switzerland and the adjacent cantons, from smaller sites to large-scale projects.
Public buildings
Public buildings for projects in Central Switzerland and the adjacent cantons, from single-family homes to large-scale projects in the public sector.
Renovations and refurbishments
Renovations and refurbishments of existing buildings, complemented by sustainable construction throughout Central Switzerland and the adjacent cantons.
Deep civil engineering works
Deep civil engineering works as part of the construction service for projects in Central Switzerland and the adjacent cantons.
Exposed concrete and exposed masonry
Exposed concrete and exposed masonry for architecturally demanding structural components and surfaces in above-ground construction.
Concrete cosmetics and surface protection
Concrete cosmetics and surface protection for existing concrete components and visible surfaces.
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4.6/5

Estermann Baumanagement GmbH

Trust & reputation

ranQ Trust Score of Estermann Baumanagement GmbH: 4.6 out of 5.0

Trust Score4.6/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Estermann Baumanagement GmbH scores 84.8 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.73.424%
  • 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.100.010%
  • 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.100.08%
Estermann Baumanagement GmbH scores 91.7 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.90.07%
Estermann Baumanagement 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%
Estermann Baumanagement GmbH scores 97.1 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 35.97.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Estermann Baumanagement GmbH reaches a ranQ Trust Score of 4.6 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.5 out of 5 stars from 51 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
4.5
of 5

Aggregated from 51 reviews across all connected sources

Sources
GGoogle4.551
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Schäracher 5
6232 Geuensee
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-110.310.508
Founded
2003 · 23 years
Last commercial register change
June 30, 2026
Employees
51 to 100
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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