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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesAltendorfAQUA AG
AQUA AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of AQUA AG is the planning and construction of environmentally friendly irrigation systems, natural swimming pools, biotopes and ponds as well as garden water features.

AI-generated
Offering

Products & services

Industry:Specialized Construction Activities
✓ Offered6
Garden irrigation
Garden irrigation, terrace irrigation, roof irrigation as well as service and maintenance; automated systems for fresh, rain or seawater, efficient, low-noise and largely invisible.
Natural swimming pools
Chemical-free natural swimming pools, from a technology-free swimming pond to a clearly designed bathing facility; planning and construction with a contribution to biodiversity and cost-efficiency.
Biopools & swimming fountains
Biopools with biological water treatment without plant filtration, as well as compact swimming fountains for small gardens; with a classic pool look, chemical-free bathing fun and optional comfort accessories.
Biotopes & ponds
Biotopes and ponds as artificially created ecosystems with or without fish stocking; they create calm, promote biodiversity and blend harmoniously into garden landscapes.
Fountains & water features
Waterfalls, fountains and basins for the garden; with biological water treatment, clear water without chemical additives and a natural atmosphere.
Garden technology
Outdoor showers, outdoor kitchens and systems for rain and seawater use; individually planned and accompanied from planning through implementation.
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4.3/5

AQUA AG

Trust & reputation

ranQ Trust Score of AQUA AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

AQUA AG scores 69.8 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.80.024%
  • 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.61.010%
  • 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.50.08%
AQUA AG 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%
AQUA 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%
AQUA AG scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

AQUA AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 10 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
4.9
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle4.910
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Steineggstrasse 34
8852 Altendorf
Opening hours
Mon
08:00 - 12:00, 13:30 - 16:00
Tue
08:00 - 12:00, 13:30 - 16:00
Wed
08:00 - 12:00, 13:30 - 16:00
Thu
08:00 - 12:00, 13:30 - 16:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.484.976
Founded
2000 · 26 years
Last commercial register change
July 15, 2026
Employees
21 to 50
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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