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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringOberwil BlKanalservice Nordwest GmbH
Kanalservice Nordwest GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Kanalservice NordWest GmbH is the provision of services in the field of sewer cleaning, drain cleaning, sewer inspection, tightness testing, and sewer rehabilitation. Specifically, this includes: clogging and maintenance cleaning of sewage and rainwater pipes, thorough cleaning, new and renovation flushing, milling and drilling work, creating maintenance plans, shaft emptying, sludge collection, grease separators and gasoline and oil separators, pipeline detection, exact depth measurements and pipeline routing, tightness tests, house connection tests, holding system and section tests, 24-hour emergency service, 365 days a year. The company thus offers comprehensive solutions for the maintenance and repair of sewer and wastewater systems.

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Offering

Products & services

Industry:Civil Engineering
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4.0/5

Kanalservice Nordwest GmbH

✓ Offered5
Drain and sewer cleaning
Clearing blockages, carrying out maintenance cleaning, basic cleaning of foul and rainwater pipes, flushing for new and renovation work, as well as milling and drilling operations.
Manhole emptying
Emptying sludge interceptors, grease separators, petrol and oil separators, as well as pits, basins and pump shafts.
Pipe location
Exact depth measurements, identifying and marking pipe routes, locating concealed shafts and pipes, and locating break points.
Leak testing
Inspection of building service connections, testing of mains runs and sections, and inspections of tanks, basins, shafts, collectors and channels using water or air.
Emergency service
24-hour emergency service, 365 days a year, for blocked drains and urgent sewer issues.
Trust & reputation

ranQ Trust Score of Kanalservice Nordwest GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Kanalservice Nordwest GmbH scores 70.0 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.72.124%
  • 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.58.610%
  • 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.78.08%
Kanalservice Nordwest GmbH scores 70.2 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.70.212%
  • 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%
Kanalservice Nordwest GmbH 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%
Kanalservice Nordwest GmbH scores 5.1 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 35.5.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kanalservice Nordwest GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.6 out of 5 stars from 9 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
4.6
of 5

Aggregated from 9 reviews across all connected sources

Sources
GGoogle4.69
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Sägestrasse 9
4104 Oberwil Bl
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Limited Liability Company
UID
CHE-187.302.550
Founded
2020 · 6 years
Last commercial register change
July 16, 2024
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.
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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