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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringNiederuzwilHand on Water GmbH
Hand on Water GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Hand on Water GmbH develops and constructs decentralized, PV-driven seawater desalination systems. The modules use second‑hand photovoltaic panels and evaporation‑based technology to produce freshwater for irrigation; they are modular and designed for local operation and maintenance.

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Offering

Products & services

Industry:Technical Consulting & EngineeringMechanical Engineering Industry
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3.7/5

Hand on Water GmbH

✓ Offered5
Decentralized seawater desalination plant engineering
Decentralized PV water systems for sustainable seawater desalination, with modular lines, locally repairable design and operation directly on agricultural land.
Irrigation systems for agriculture
Water systems for farms that supply up to 10 m³ of fresh water per day and support irrigation of arable fields.
Training and coaching of local staff
Training local employees in operation, cleaning, maintenance and simple repairs, so the plants can be run without external specialists.
Drinking water treatment
Integrated remineralisation of the produced fresh water into drinking water or table water on request, in addition to the main production of irrigation water.
Salt recovery
Production of salt as a by-product of evaporation, with support for further processing and for finding suitable local applications.
Trust & reputation

ranQ Trust Score of Hand on Water GmbH: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

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Data basis 54% · As of October 2026

Hand on Water GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Hand on Water GmbH scores 57.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.39.612%
  • 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%
Hand on Water GmbH scores 83.3 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).83.322%
Hand on Water GmbH scores 2.0 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.2.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hand on Water GmbH reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Kobelhöhe 40
9244 Niederuzwil

At a glance

Legal form
Limited Liability Company
UID
CHE-492.588.595
Founded
2024 · 2 years
Last commercial register change
August 22, 2024
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%
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