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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentWaste Management IndustryZwillikonKamu AG
Kamu AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of KAMU AG is the environmentally friendly disposal and processing of metallic raw materials, particularly in the field of energy technology, as well as metal trading. The activities include: cable recycling, recycling of transformers, switchgear and other electrical components, disposal of SF6 gas-insulated high and medium voltage switchgear, dismantling and processing of electrical systems, metal trading, including the purchase and sale of metal positions of all qualities, disposal logistics and transport of electrical systems and metal positions. The company also offers consulting and concepts for sustainable waste management systems and has its own customer platform for electronic processing of business processes.

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Products & services

Industry:Waste Management Industry
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4.3/5

Kamu AG

✓ Offered7
Cable recycling
Environment-friendly processing of all types of cables, upgrading of secondary raw materials and returning them to the recycling material cycle, including for large-scale projects.
Processing of SF6 switchgear
Environment-friendly and certified processing of SF6 gas-insulated high- and medium-voltage switchgear systems, including gas handling, decontamination and alkaline cleaning.
Advisory services and concepts for disposal systems
Tailor-made disposal systems, advice on sustainability, waste law and compliance, dangerous goods and special waste, as well as material analyses and recycling studies.
Recycling and dismantling
On-site dismantling and decommissioning assignments, as well as processing of transformers, switchgear systems, switching protection elements, large capacitors, insulators and energy technology components.
Disposal logistics
In-house disposal logistics with various vehicle types to ensure proper disposal processes and to carry out different transport assignments for customers.
Metal trading
Purchase of all metal items without minimum quantities, weighing on site, sorting and processing, and delivery of alloy-pure grades to foundries and smelters.
Complete disposal solutions for utilities and energy-sector companies
Tailor-made, professional complete disposal solutions for utilities and energy-sector companies.
Trust & reputation

ranQ Trust Score of Kamu AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Kamu AG scores 82.6 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.82.524%
  • 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.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.100.08%
Kamu AG scores 85.5 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.55.07%
Kamu 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%
Kamu AG scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kamu AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 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
4.9
of 5

Aggregated from 14 reviews across all connected sources

Sources
GGoogle4.914
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Weidstrasse 33
8909 Zwillikon
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.278.946
Founded
1983 · 43 years
Last commercial register change
November 25, 2025
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.
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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