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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringFlaachProWaTech AG
ProWaTech AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

ProWaTech AG supplies process-water, recycling and wastewater technology for the wet-chemical industry. Its services include consulting, engineering and delivery of process water treatment plants, ion-exchange circulation systems, wastewater treatment plants and resource-recovery solutions.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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3.9/5

ProWaTech AG

✓ Offered
8
Process water supply
Process water plants for softening, purified water and ultrapure water; treatment of fresh water and, if required, well, river and tunnel water using ion exchange, reverse osmosis, CO2 degassing and EDI.
Wastewater management
Wastewater pre-treatment plants and chemical-physical treatment plants for industrial wastewater; design, prevention and recovery of wastewater and waste, batch treatment, through-flow neutralisation and post-filtration.
Retrofit of existing plants
Modernisation of existing water treatment plants and external systems; as-is analysis, control and regulation technology, software development, implementation with short downtimes.
Manufacturing of plants
Design and construction of customised plants from the idea and concept through to turnkey installation; in-house design and manufacturing departments for flexible implementation.
Workshop and manufacturing
General contractor for plant construction with plastic welding, electrical installations, safety documentation, on-site assembly and flexible deployment as a Swiss manufacturer.
Maintenance
Maintenance contracts and service for plant engineering, tailored to customers’ needs and their systems, with rapid response in critical situations.
On-call service
24/7 service hotline, fault service with the shortest response times and a comprehensive spare-parts warehouse for technical problems at water treatment plants.
Training
Continuing education and training for professional associations and universities, as well as specialist courses for the surface technology industry and for dealing with technical developments.
Trust & reputation

ranQ Trust Score of ProWaTech AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

ProWaTech AG scores 50.1 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.63.624%
  • 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.17.610%
  • 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.50.08%
ProWaTech 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%
ProWaTech 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%
ProWaTech AG scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ProWaTech AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 1 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
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle41
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Botzen 12c
8416 Flaach
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-111.991.282
Founded
2004 · 22 years
Last commercial register change
June 26, 2026
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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