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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRental of Machinery & EquipmentOberhasliKaufmann Turmkrane AG
Kaufmann Turmkrane AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Kaufmann Turmkrane AG is the rental of tower cranes to the construction industry, including planning, assembly, operation and dismantling of the cranes. Additionally, the company also offers the sale of tower cranes, retrofit services, accessories and special constructions.

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Offering

Products & services

Industry:Rental of Machinery & EquipmentSpecialized Construction Activities
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Kaufmann Turmkrane AG

✓ Offered7
Rental cranes
Rental cranes for construction projects, with more than 500 cranes in the rental fleet, modularly configurable, including different foundations, portal solutions and rail bogies.
Planning of crane installations
Planning and implementation of crane systems for complex construction projects, with selection of number, configuration and locations, and consideration of restricted/exclusion zones.
Assembly and disassembly of tower cranes
Assembly, service and disassembly of tower cranes, as part of an all-round crane package with its own assembly and service department.
Crane service and repairs
Breakdown service and repairs for rental and customer cranes, with rapid rectification of mechanical, electrical and control problems, plus remote maintenance.
Crane inspections
Regular crane inspections by SUVA-recognised crane experts, including functional and visual checks according to the prescribed intervals.
Retrofit of tower cranes
Renovation and modernisation of tower cranes in Oberhasli, with steel-structure revision, replacement of electromechanics and frequency-controlled drives.
Accessories for tower cranes
Accessories for tower cranes, in particular camera systems, rigging crates, work-area lighting and spare parts.
Trust & reputation

ranQ Trust Score of Kaufmann Turmkrane AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

Kaufmann Turmkrane AG scores 67.9 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.48.524%
  • 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.98.510%
  • 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%
Kaufmann Turmkrane AG scores 89.8 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.89.612%
  • 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%
Kaufmann Turmkrane AG 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%
Kaufmann Turmkrane AG scores 37.2 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 35.74.34%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Kaufmann Turmkrane AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.9 out of 5 stars from 47 customer reviews. 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 47 reviews across all connected sources

Sources
GGoogle3.947
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

November 2, 2024Media
Diese Ehrendinger Familie steht hinter den vielen Turmkränen auf Badener Baustellen
badenertagblatt.ch

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Location

Rütisbergstrasse 8
8156 Oberhasli
Opening hours
Mon
07:00 - 17:30
Tue
07:00 - 17:30
Wed
07:00 - 17:30
Thu
07:00 - 17:30
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-358.857.717
Founded
2015 · 11 years
Last commercial register change
July 31, 2015
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.70.03%
    • Full methodology

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