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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentWater SupplyGränichenTB Gränichen Wasser AG
TB Gränichen Wasser AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

TB Gränichen Wasser AG supplies drinking and utility water, sourcing from springs and groundwater and operating reservoirs and pump stations. Its responsibilities include monitoring water quality, maintaining and repairing infrastructure, creating new connections, ensuring firefighting water reserves, customer administration and emergency response.

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Products & services

Industry:Water Supply
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3.8/5

TB Gränichen Wasser AG

Water supply
Supply of drinking and utility water in Gränichen, abstraction from groundwater and spring water, operation of reservoirs, pumping stations and water pipelines, ongoing quality monitoring.
Water connections and new extensions
Construction of new extensions and house connections, as well as management of the technical connection and supply infrastructure in the water sector.
Water billing and customer management
Administrative customer management from meter reading to invoice generation, including reporting of meter readings, moving house and change of owner.
Fault service and on-call service
On-call service and fault rectification for the water supply, reachable outside opening hours via the fault service.
Firefighting water security
Ensuring fire protection through sufficient firefighting water reserves in the reservoirs and functioning hydrant systems for the fire brigade.
Water quality
Regular monitoring of drinking water quality, analysis of samples from reservoirs and withdrawal points, publication of measured values for hardness, nitrate and residues.
Water prices
Information on water prices, water prices 2025 and 2026, as well as network cost contributions and network connection costs in the water sector.
Radio water meters
Replacement of water meters with radio water meters featuring digital consumption recording and wireless transmission of meter readings for meter reading and billing.
Trust & reputation

ranQ Trust Score of TB Gränichen Wasser AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 100% · As of October 2026

TB Gränichen Wasser AG scores 51.0 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.38.924%
  • 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%
TB Gränichen Wasser 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%
TB Gränichen Wasser AG 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%
TB Gränichen Wasser AG scores 15.0 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 35.20.04%
  • 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

TB Gränichen Wasser AG reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.2 out of 5 stars from 9 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
3.2
of 5

Aggregated from 9 reviews across all connected sources

Sources
GGoogle3.29
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

October 19, 2022Media
Es läuft zwischen Gränichen und Suhr: Die Wassernetzverbindung der beiden Gemeinden ist fertig
aargauerzeitung.ch

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Location

Moortalstrasse 44
5722 Gränichen
Opening hours
Mon
08:30 - 11:30, 14:00 - 16:00
Tue
08:30 - 11:30, 14:00 - 16:00
Wed
08:30 - 11:30, 14:00 - 16:00
Thu
08:30 - 11:30, 14:00 - 16:00
Fri
08:30 - 11:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-400.461.403
Founded
2011 · 15 years
Last commercial register change
July 10, 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.
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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