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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability SectorMuraltoExtraus SA
Extraus SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Extraus SA is the development and distribution of water treatment systems, particularly the product ExtraH2O, which has antibacterial and anti-scaling properties and operates on the basis of Pulsed Electric Fields (PEF) technology. The company offers solutions for various sectors, including household, industry, agriculture, viticulture and healthcare, to improve the quality of drinking water and prevent the formation of lime deposits.

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Products & services

Industry:Sustainability Sector
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4.1/5

Extraus SA

4
ExtraH2O water treatment system
Patented electronic system for the treatment of domestic and industrial drinking water, with antibacterial and anti-limescale functions based on PEF technology.
ExtraH2O XTR-K10 devices
Compact device from the ExtraH2O range for domestic and industrial drinking water, with electronic and hydraulic unit, antibacterial and anti-limescale function.
ExtraH2O XTR-K20 devices
Device from the ExtraH2O range for the treatment of drinking water, designed for hydronic circuits and for domestic and technical uses, with antibacterial and anti-limescale action.
ExtraH2O XTR-K60 devices
Device from the ExtraH2O range with higher flow capacity, for domestic and industrial drinking water, with antibacterial and anti-limescale protection.
Trust & reputation

ranQ Trust Score of Extraus SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Extraus SA 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%
Extraus SA scores 76.6 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.79.212%
  • 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%
Extraus SA 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%
Extraus SA scores 6.3 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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Extraus SA 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

Via San Gottardo 20
6600 Muralto

At a glance

Legal form
Corporation
UID
CHE-407.555.264
Founded
2018 · 8 years
Last commercial register change
January 15, 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.
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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