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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentWaste Management IndustryFrickKanalreinigung Näf GmbH
Kanalreinigung Näf GmbH Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Kanalreinigung Näf is the provision of services in the field of sewer cleaning and rehabilitation, including: sewer cleaning and flushing, milling work, disposal, suction work, sewer television, tightness testing, pipe location, street cleaning, and sewer rehabilitation. The company offers these services 24 hours a day and places emphasis on environmental protection and customer orientation.

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Products & services

Industry:Waste Management Industry
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4.2/5

Kanalreinigung Näf GmbH

✓ Offered10
Sewer flushing
Flushing of channels and pipelines with high-pressure water in houses, municipalities and industry; cleaning of toilets, bathrooms, kitchens, house connections and sewers as well as wastewater treatment plants.
Emergency service
24-hour emergency service for flooding, blocked toilets, kitchen and bathroom drains, house connections, overflowing shafts and contaminated waters.
Milling work
Hydraulic and mechanical milling of lime, cement, construction rubble, dirt, fats and roots in pipelines and blocked drains.
Waste disposal
Disposal of liquid and solid materials such as road and parking-area sludge, contents of oil and grease separators, used oil, industrial waste and chemical waste.
Suction work
Suction removal of liquid and solid substances such as ash, dust, road collection sumps, oil, slurry, gravel, sand, sludge and contents of sludge pits.
CCTV pipe inspection
Optical inspection and inspection of pipes and channels with cameras; documentation and video recordings for lines with diameters from 30 to 1200 mm.
Leak testing
Testing of wastewater pipelines, pipes, shafts, containers and basins with water and air according to SIA 190/2000 and the VSA guideline.
Locating pipes
Locating pipelines, determining pipeline routes and sewer surveys with probes; reports as well as markings with spray or posts on request.
Road washing
Cleaning of roads, squares and forecourts with high-pressure water; interventions before hot tar sealing and in cases of heavy contamination caused by storms or excavation.
Sewer rehabilitation
Pipe rehabilitation using inlining methods; repair and permanent sealing of pipes and shafts without excavation work, from the kitchen drain to the wastewater treatment plant.
Trust & reputation

ranQ Trust Score of Kanalreinigung Näf GmbH: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of October 2026

Kanalreinigung Näf GmbH scores 75.7 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.68.624%
  • 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.82.910%
  • 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%
Kanalreinigung Näf GmbH scores 86.7 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.70.07%
Kanalreinigung Näf GmbH 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%
Kanalreinigung Näf GmbH scores 25.0 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 35.40.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Kanalreinigung Näf GmbH reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.4 out of 5 stars from 25 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 25 reviews across all connected sources

Sources
GGoogle4.425
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

September 30, 2013Media
Fricktaler Untergrund wird gesaugt und gespült
aargauerzeitung.ch

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Location

Industriestrasse 30
5070 Frick

At a glance

Legal form
Limited Liability Company
UID
CHE-110.029.655
Founded
2003 · 23 years
Last commercial register change
July 3, 2026
Employees
11 to 20
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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