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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionBernBüchi Bauunternehmung AG
Büchi Bauunternehmung AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Büchi Bauunternehmung AG is a construction company that carries out building projects, renovations and fair-faced concrete works. The firm provides general construction services, manages properties and operates a maintenance yard (Werkhof).

AI-generated
Offering

Products & services

Industry:Building Construction
✓ Offered4
Residential construction
Residential construction for new builds with innovative materials, energy-optimised building, architectural finesse and visible brickwork and concrete.
Commercial and industrial construction
Commercial and industrial construction for large projects with high execution speed, sufficient capacity and the required know-how.
Renovation
Large, demanding conversions, renovations, modernisations, restorations and work in heritage protection.
Deconstruction
Deconstruction down to core removal as a preliminary step for subsequent conversions, including the right know-how, machinery and materials.
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4.2/5

Büchi Bauunternehmung AG

Trust & reputation

ranQ Trust Score of Büchi Bauunternehmung AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Büchi Bauunternehmung AG scores 59.9 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.56.824%
  • 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.52.910%
  • 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.78.08%
Büchi Bauunternehmung AG scores 95.9 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%
Büchi Bauunternehmung AG 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%
Büchi Bauunternehmung AG scores 60.0 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 35.60.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Büchi Bauunternehmung AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 3.9 out of 5 stars from 7 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
3.9
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle3.97
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Meisenweg 15
3014 Bern

At a glance

Legal form
Corporation
UID
CHE-105.832.215
Founded
1962 · 64 years
Last commercial register change
July 9, 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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.85.03%
    • Full methodology

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