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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringZell LuLeuenberger AG, Bauunternehmen
Leuenberger AG, Bauunternehmen Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Leuenberger AG, Bauunternehmen provides milling and service work for roads and shafts, including cold milling/pavement cutting (widths 500–2000 mm, depths 3–300 mm), shaft milling (diameters 300–1400 mm) and removal of height-adjustable manhole covers. The company also offers dry cleaning of milled surfaces, transport services with its own trucks and workshop and on-site repair services.

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Products & services

Industry:Civil Engineering
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4.1/5

Leuenberger AG, Bauunternehmen

5
Cold milling and road surface cutting
Cold milling of road surfaces, surface milling work, road surface cutting, milling widths from 500 mm to 2000 mm, milling depths from 3 mm to 300 mm, removal of milled material and dry cleaning.
Manhole milling
Milling of manholes using two manhole milling machines, for diameters from 300 mm to 1400 mm and a maximum milling depth of 300 mm.
Manhole pulling
Pulling of height-adjustable control manholes and inlet manhole covers by specialized personnel.
Transport services
Transport of the company’s own milling machines and transports for customers using its own fleet of trucks.
Workshop services
Maintenance of the company’s own equipment, workshop services for third parties, and on-site repairs with a workshop bus.
Trust & reputation

ranQ Trust Score of Leuenberger AG, Bauunternehmen: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Leuenberger AG, Bauunternehmen scores 59.3 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.75.024%
  • 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.40.910%
  • 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.35.08%
Leuenberger AG, Bauunternehmen scores 95.8 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.96.07%
Leuenberger AG, Bauunternehmen scores 85.0 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).85.022%
Leuenberger AG, Bauunternehmen scores 9.1 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 35.9.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Leuenberger AG, Bauunternehmen reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Industriestrasse Briseck 1
6144 Zell Lu
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Corporation
UID
CHE-107.275.521
Founded
1967 · 59 years
Last commercial register change
March 1, 2023
Employees
101 to 500
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.100.06%
  • 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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