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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentWaste Management IndustryWidnauKarl Schmitter Transporte AG
Karl Schmitter Transporte AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Karl Schmitter Transporte AG provides sewer, waste and vacuum-truck services. Its services include canal and pipe cleaning, CCTV sewer inspections, street-chamber and septic-tank emptying, specialised suction work, waste collection and disposal, tipper transport and roof gravel removal/green-roof work.

AI-generated
Offering

Products & services

Industry:Waste Management Industry
✓ Offered5
Waste collection
Waste collection, waste disposal and recycling in the Rhine Valley (St. Gallen) for private and public clients; collection and proper disposal of waste.
Sewer cleaning
Sewer cleaning, emptying of street manholes and pits, milling work for limescale deposits and root intrusion, suction work, as well as sewer inspections with CCTV.
Special suction work
Special suction work for gravel, sand, substrate, dirt, dust, cement, molasses, salt, sawdust, wood chips, coal and sand from different plants and containers.
CCTV sewer inspection service
CCTV sewer inspection service for sewer cleaning, sewer inspections, sewer rehabilitation, pipe-route location, condition recording and documented inspections of lines and drainage systems.
Tipper transport
Tipper transport up to 30 cubic metres with a sealed skip for transporting material and bulk goods.
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4.1/5

Karl Schmitter Transporte AG

Trust & reputation

ranQ Trust Score of Karl Schmitter Transporte AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Karl Schmitter Transporte AG scores 65.2 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.51.124%
  • 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.80.810%
  • 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%
Karl Schmitter Transporte AG scores 89.3 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.70.07%
Karl Schmitter Transporte 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%
Karl Schmitter Transporte AG scores 12.0 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 35.12.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Karl Schmitter Transporte 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 23 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
3.9
of 5

Aggregated from 23 reviews across all connected sources

Sources
GGoogle3.923
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Augiessenstrasse 17a
9443 Widnau
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:30
Tue
07:30 - 12:00, 13:30 - 17:30
Wed
07:30 - 12:00, 13:30 - 17:30
Thu
07:30 - 12:00, 13:30 - 17:30
Fri
07:30 - 12:00, 13:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-100.346.781
Founded
1986 · 40 years
Last commercial register change
December 24, 2025
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.
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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