ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Partner program
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryReal EstateCleaning companyRüschlikonWidmer AG Kanalunterhalt
Widmer AG Kanalunterhalt Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Widmer AG Kanalunterhalt specialises in the maintenance, inspection and leak testing of wastewater pipes. Its services include cleaning sewers and pipes, assessing sewer conditions, and locating pipes and leaks using inspection robots.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Cleaning company
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
4.1/5

Widmer AG Kanalunterhalt

✓ Offered6
Sewer cleaning
Cleaning of sewer lines, drains and manholes to ensure proper function, prevent blockages and consequential damage; regular maintenance cleaning as well as 24/7 emergency service.
Pipe cleaning
Cleaning of internal drains, main drain lines, roof water and terrace outlets, downpipes and gutters; individual jobs, maintenance subscriptions, 24/7 emergency service and proper disposal.
Sewer inspection
Inspection of wastewater lines using sewer CCTV, camera robots and push cameras for condition assessment, measurement, pipe locating, leak detection and digital documentation.
Leak tightness test
Leak tightness testing of sewer systems and pipelines with air or water for pipelines, sections, couplings, manholes and house connections; including test report and documentation suitable for authorities.
Sewer rehabilitation
Trenchless rehabilitation and repair of wastewater lines for properties, industry and public authorities; consultation, rehabilitation proposal, liner, robotic and manual methods, and final documentation.
Pipe rehabilitation
Rehabilitation of internal wastewater pipes by internal coating with Spraypoxy, alternatively using the inliner method; for pipes with small to medium diameters, including condition assessment and documentation.
Trust & reputation

ranQ Trust Score of Widmer AG Kanalunterhalt: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of November 2026

Widmer AG Kanalunterhalt scores 56.5 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.68.224%
  • 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.17.610%
  • 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.70.08%
Widmer AG Kanalunterhalt scores 92.3 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.82.07%
Widmer AG Kanalunterhalt scores 86.7 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).86.722%
Widmer AG Kanalunterhalt scores 74.3 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Widmer AG Kanalunterhalt 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 1 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

Once Widmer AG Kanalunterhalt has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Widmer AG Kanalunterhalt in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Widmer AG Kanalunterhalt by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Widmer AG Kanalunterhalt to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Loostrasse 7
8803 Rüschlikon
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Corporation
UID
CHE-107.928.659
Founded
1978 · 48 years
Last commercial register change
July 28, 2026
Employees
21 to 50

Active in 1 of 26 cantons

  • ZHZurich
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

    Similar companies

    HA
    Hächler AG, Zweigniederlassung Dielsdorf
    Dielsdorf
    MA
    Mökah AG
    Henggart
    FP
    Franz Pfister AG
    Zurich
    AA
    AWEKA AG
    Nürensdorf
    HA
    Hächler-Reutlinger AG
    Dielsdorf
    FP
    Franz Pfister AG
    Rümlang
    VK
    VeMa Kanalreinigung GmbH
    Wald Zh
    MK
    Messerli Kaminfegerei + Heiztechnik
    Affoltern Am Albis