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

About the company

The core activity of Hydrostop AG is the development, manufacture and application of sealing systems and products for the construction industry, particularly for the sealing of buildings, basements, foundations and other concrete structures. The company offers a wide range of sealing solutions, including injection methods, joint seals, surface seals, pipe penetration systems and vapor barriers. The goal is to protect buildings from water damage and moisture and ensure a lasting seal.

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Offering

Products & services

Industry:Building Maintenance
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4.1/5

Hydrostop AG

Sealing & Insulation
✓ Offered8
Waterproofing solutions
Waterproofing solutions for refurbishment, deep construction and special deep foundation works, including interior waterproofing, new-build waterproofing, liquid plastic waterproofing, joint sealing and slurry curtain injection.
Cellar refurbishment and basement waterproofing
Cellar refurbishment and basement waterproofing for damp cellars, wet walls and water damage, also with subsequent internal waterproofing.
Injection waterproofing
Injection waterproofing for drying out masonry, including interior waterproofing, horizontal barrier, vertical barrier, crack injection and injection of gravel nests.
Water damage remediation
Water damage remediation with detection, sealing and restoration of affected building components, in particular for cellars, parking garages, underground car parks and residential developments.
Concrete refurbishment and concrete repair
Concrete refurbishment and concrete repair for basement walls, parking garages, underground car parks and tamped concrete, complemented by crack repair and repair of expansion joints.
Building protection
Building protection as a supporting protection and refurbishment service for cellars, masonry, rubble stone walls, underground car parks and other structures.
New-build waterproofing
New-build waterproofing for buildings and structures, including liquid plastic waterproofing, fresh concrete composite sheet, injection profile and white tank system.
Shaft refurbishment and special waterproofing
Shaft refurbishments, lift shaft refurbishments, artesian water sealing, deep drilling sealing and anchor sealing for special construction and sealing situations.
Trust & reputation

ranQ Trust Score of Hydrostop AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Hydrostop AG scores 72.8 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.79.424%
  • 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.52.910%
  • 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.78.08%
Hydrostop AG scores 79.8 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.86.512%
  • 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%
Hydrostop 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%
Hydrostop AG scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hydrostop AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 7 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
5
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Vereinshausstrasse 18
4133 Pratteln
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-159.823.275
Founded
2016 · 10 years
Last commercial register change
April 3, 2020
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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