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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringEbikonWISA-Technik GmbH
WISA-Technik GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

WISA-Technik GmbH is a family-run company providing water and wastewater technology and sanitary services. The firm designs, fabricates and installs industrial and building pipework, performs CNC machining of plastics and supplies systems and components for applications such as pumps, UV disinfection, reverse osmosis and galvanic processes.

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Products & services

Industry:Technical Consulting & EngineeringPlumbing & Building Services
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4.1/5

WISA-Technik GmbH

✓ Offered6
Sanitary work
New build, conversions, repairs and professional service for sanitary installations; repair of pipe ruptures, installation of new systems, gas lines and optimisation of existing systems.
Pipework construction
Design and construction of pipework systems and plants for industrial applications; solutions for drinking water, chemicals, air, water, compressed air, cooling systems and process water.
Plastics technology
Manufacturing and processing of plastic systems and components for industrial applications; including for wastewater treatment, process pipework, air and water systems.
CNC machining
Precise CNC machining of PVC-U, polyethylene and polypropylene to produce components that can be connected to existing systems.
Pipework and plant construction
Planning and execution of pipework and plant construction using modern tools and machines for precise, efficient project implementation.
Sanitary and installation work
Comprehensive sanitary and installation work in collaboration with AT-Haustechnik, on schedule and tailored to specific customer requirements.
Trust & reputation

ranQ Trust Score of WISA-Technik GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

WISA-Technik 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%
WISA-Technik GmbH 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.92.512%
  • 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%
WISA-Technik 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%
WISA-Technik GmbH scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

WISA-Technik GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». 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

Luzernerstrasse 55a
6030 Ebikon

At a glance

Legal form
Limited Liability Company
UID
CHE-356.851.454
Founded
2014 · 12 years
Last commercial register change
June 18, 2015
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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