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

About the company

Bulloni Costruzioni Sagl is a construction company offering building works, renovations, roof renewals, stone/dry-stone wall construction, excavation, demolition and installation work. The website notes that dry-stone wall projects are carried out following bio-building and eco-architecture principles and that work is performed in compliance with SUVA safety standards.

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Products & services

Industry:Building ConstructionBuilding Maintenance
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3.9/5

Bulloni Costruzioni Sagl

Site Preparation
Masonry Work
✓ Offered6
Construction work
Construction work for private and public clients, with execution of building projects in the construction sector and support during site works.
Building renovations
Building renovations for buildings and homes, including renewal work and restoration interventions listed among the main services.
Stone wall construction
Construction and restoration of stone walls and dry stone walls, for boundary demarcations, terraces and complementary features for villas and gardens.
Excavation work
Excavation work for construction projects, preparation of the ground and related site activities connected with construction, renovations and other works.
Demolition and installation
Demolition and installation in the context of building works, including dismantling, removal and installation of elements or materials.
Roof refurbishment
Roof refurbishment within maintenance and building renovation interventions.
Trust & reputation

ranQ Trust Score of Bulloni Costruzioni Sagl: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Bulloni Costruzioni Sagl scores 58.0 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.78.08%
Bulloni Costruzioni Sagl scores 82.0 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.97.712%
  • 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%
Bulloni Costruzioni Sagl 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%
Bulloni Costruzioni Sagl scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bulloni Costruzioni Sagl reaches a ranQ Trust Score of 3.9 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.

Knowledge

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Comparisons

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Location

Via a Grossa 33
6810 Isone
Opening hours
Mon
07:00 - 12:00, 13:00 - 18:30
Tue
07:00 - 12:00, 13:00 - 18:30
Wed
07:00 - 12:00, 13:00 - 18:30
Thu
07:00 - 12:00, 13:00 - 18:30
Fri
07:00 - 12:00, 13:00 - 18:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-450.866.328
Founded
2012 · 14 years
Last commercial register change
April 26, 2018
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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