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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsWillisauStutz Generalbau AG
Stutz Generalbau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Stutz Generalbau AG is a construction company acting as a general contractor, managing projects from planning through turnkey handover for residential, commercial and industrial buildings. Its services include building construction, civil engineering, demolition, external insulation, concrete repair, customer service and operation of a truck-mounted crane.

AI-generated
Offering

Products & services

Industry:General Contractors
✓ Offered8
General construction and real estate
Planning, site management and complete handling of all trades for new builds and renovations; with cost control, schedule reliability and turnkey handover.
Building construction
Residential construction, commercial and industrial buildings, refurbishment and renovations, agricultural and public buildings.
Civil engineering
Road construction, sewer systems and utility works, engineering structures, earthworks and excavation, water engineering as well as landscaping works.
Deconstruction
Partial and complete deconstruction, strip-outs and preparation for renovations, as well as low-emission dismantling.
External insulation
Facade insulation, renovation and retrofitting of existing buildings, as well as visual enhancement with insulation systems.
Concrete repair
Renovation of concrete structures, corrosion protection and concrete strengthening to preserve and stabilize existing buildings.
Maintenance service
Repair and maintenance work, renovations and conversions, tailor-made adjustments, as well as quick and flexible support.
Truck crane vehicle
Site logistics, assembly work and heavy transports with crane operations for lifting, transporting and installing materials.
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4.2/5

Stutz Generalbau AG

Trust & reputation

ranQ Trust Score of Stutz Generalbau AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Stutz Generalbau AG scores 68.7 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.62.124%
  • 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.68.910%
  • 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.88.08%
Stutz Generalbau AG scores 92.3 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.82.07%
Stutz Generalbau 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%
Stutz Generalbau AG scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Stutz Generalbau AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.2 out of 5 stars from 14 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
4.2
of 5

Aggregated from 14 reviews across all connected sources

Sources
GGoogle4.214
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Adlermatte 17
6130 Willisau

At a glance

Legal form
Corporation
UID
CHE-115.263.862
Founded
2009 · 17 years
Last commercial register change
December 11, 2009
Employees
21 to 50
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.70.03%
    • Full methodology

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