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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectorySportsTennis ClubsWinterthurTennis und Squash "Grüze" AG
Tennis und Squash "Grüze" AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The company's core activity is the operation of a sports facility with various sports options such as tennis, squash, badminton, pickleball, table tennis and pétanque, as well as the provision of gastronomic services and wellness offers including a restaurant, a hair salon, massage and nail studio.

AI-generated
Offering

Products & services

Industry:Tennis Clubs
✓ Offered7
Tennis court reservation and play
Indoor and outdoor tennis courts with online reservation, year-round play, season and fixed-court offers, plus discounted playing times and vouchers.
Squash, badminton and pickleball court reservation
Squash, badminton and pickleball courts with online reservation, fixed-court offers and shared-court use for badminton and pickleball.
Tennis courses
Tennis courses for children, juniors and adults, including holiday courses, group courses, family courses and individual lessons with coaches.
Pickleball courses
Pickleball holiday courses for all, offered as an additional course option on the sports facility with dedicated pickleball infrastructure.
Tournament hosting
On-site tournaments, Swiss Tennis tournaments and recreational tournaments without a licence for players with or without a licence.
Clubhouse rental and event offers
Clubhouse rental for events plus offers for children’s birthdays, team events and private groups at the facility.
Sports equipment sales and stringing service
Shop with rackets, balls, shuttles, shoes, bags and sports accessories, plus racket stringing.
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4.3/5

Tennis und Squash "Grüze" AG

Trust & reputation

ranQ Trust Score of Tennis und Squash "Grüze" AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

Tennis und Squash "Grüze" AG scores 80.0 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.65.024%
  • 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.100.010%
  • 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.100.08%
Tennis und Squash "Grüze" AG scores 85.5 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.55.07%
Tennis und Squash "Grüze" 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%
Tennis und Squash "Grüze" AG scores 51.9 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 35.77.14%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.26.74%
Qualifications+0.00

Tennis und Squash "Grüze" AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.3 out of 5 stars from 325 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.3
of 5

Aggregated from 325 reviews across all connected sources

Sources
GGoogle4.3325
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

June 4, 2025Media
«Grösste Indoor-Pickleball-Anlage» Europas öffnet in Seen
tagesanzeiger.ch
October 31, 2024Media
Erste Pickleball-SM in der Tennis und Squash Grüze AG
winterthurer-zeitung.ch
December 7, 2023Media
Die Pickleball-Indoor-Courts sind offiziell eröffnet
winterthurer-zeitung.ch
September 1, 2020Media
Hallenbetreiber hoffen auf starken Return
tagesanzeiger.ch

Knowledge

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Location

Im Hölderli 9
8405 Winterthur
Opening hours
Mon
07:00 - 23:00
Tue
07:00 - 23:00
Wed
07:00 - 23:00
Thu
07:00 - 23:00
Fri
07:00 - 23:00
Sat
08:00 - 22:00
Sun
08:00 - 22:00

At a glance

Legal form
Corporation
UID
CHE-107.938.209
Founded
1978 · 48 years
Last commercial register change
April 4, 2025
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.
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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