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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral contractorEngiBäbler + Blumer GmbH
Bäbler + Blumer GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Bäbler + Blumer GmbH is a general contractor providing planning and execution for construction projects. Its services include timber construction, masonry, carpentry and kitchen building, roofing, construction management and project coordination.

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Products & services

Industry:General contractor
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Bäbler + Blumer GmbH

Timber construction
Property developer
✓ Offered6
Planning | Execution
Preliminary projects, building permit plans, building permit submission, heritage protection clarifications, fire protection concept, structural engineering for timber construction, construction execution plans, site supervision.
Timber Construction
Timber element construction, roof structures, facade cladding, interior fit-out, conversions and renovations, lightweight construction and drylining, staircase construction, window installation.
Masonry Work
Residential buildings and single-family houses, conversion and renovation works, garden and retaining walls, site works, excavator works, masonry works on behalf of customers, parking spaces and seating areas.
Carpentry | Kitchen Construction
Kitchen construction from planning to installation, bespoke furniture and custom cabinets to measure, home, interior and fire doors, repair and service works.
Roofing Work
Pitched and flat roofs, fibre cement slate roof coverings, tiled roofs, PV systems, thermal insulation and vapour barriers.
Real Estate Development and Sales/Rentals
New-build properties for purchase or rent, development, planning and construction of real estate, selected properties available directly for purchase or rent.
Trust & reputation

ranQ Trust Score of Bäbler + Blumer GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of November 2026

Bäbler + Blumer GmbH scores 65.7 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.65.024%
  • 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.49.510%
  • 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.88.08%
Bäbler + Blumer GmbH scores 86.7 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.70.07%
Bäbler + Blumer GmbH scores 86.7 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).86.722%
Bäbler + Blumer GmbH scores 12.0 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 35.12.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bäbler + Blumer GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.3 out of 5 stars from 6 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.3
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle4.36
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Sernftalstrasse 34
8765 Engi

At a glance

Legal form
Limited Liability Company
UID
CHE-106.908.111
Founded
1996 · 30 years
Last commercial register change
July 2, 2026
Employees
11 to 20

Active in 1 of 26 cantons

  • GLGlarus
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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