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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSports Facility ConstructionKerzersCrystal Pooltec GmbH
Crystal Pooltec GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Crystal Pooltec GmbH is the planning, consulting and delivery of swimming pool technology, in particular infinity pools, skimmer pools and water attractions, as well as the associated service.

AI-generated
Offering

Products & services

Industry:Sports Facility Construction
✓ Offered4
Custom swimming pools and indoor pools
Garden and indoor pools made of stainless steel, plastic or concrete, in various build standards; personal consultation, individual design and construction to suit your wishes.
Swimming pool technology
Control, filtration, circulation and water treatment for pools; additionally heating, heat pumps, solar energy, electric covers, child safety and automation.
Water attractions
Counter-current systems, massage systems and waterfall showers with various technologies, power levels and nozzle variants for training and wellness applications.
Regional service and maintenance
Maintenance of automatic water treatment, delivery of pool care chemicals, spring cleaning and troubleshooting for pumps, covers or cloudy water.
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3.9/5

Crystal Pooltec GmbH

Trust & reputation

ranQ Trust Score of Crystal Pooltec GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Crystal Pooltec GmbH scores 58.7 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.44.624%
  • 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.68.910%
  • 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%
Crystal Pooltec GmbH scores 82.0 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.97.712%
  • 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%
Crystal Pooltec 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%
Crystal Pooltec GmbH scores 4.3 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 35.4.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Crystal Pooltec GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.6 out of 5 stars from 14 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
3.6
of 5

Aggregated from 14 reviews across all connected sources

Sources
GGoogle3.614
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Herresrain 9
3210 Kerzers
Opening hours
Mon
08:00 - 17:30
Tue
08:00 - 17:30
Wed
08:00 - 17:30
Thu
08:00 - 17:30
Fri
08:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-324.498.589
Founded
2012 · 14 years
Last commercial register change
December 28, 2018
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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