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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryIndustryChemicals manufacturerSionVICHEM SA
VICHEM SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Vichem Group is the development, manufacturing and servicing of systems for wastewater treatment, production of phosphate-based products, drinking water treatment, HCl synthesis, drying and calcination. The company also provides engineering services, consulting, expertise, audits, inspection, maintenance, training, retrofitting and debottlenecking.

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Offering

Products & services

Industry:Chemicals manufacturer
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VICHEM SA

6
Waste Treatment
Waste treatment systems, advanced oxidation systems, thermal oxidation, gas filtration, heat recovery, acid recovery, De-NOx systems and sludge treatment for industrial emissions and effluents.
Phosphate Based Products
Phosphoric acid plant engineering, purchasing and commissioning for phosphate-based products, including merchant grade acid, food grade acid, STTP, fertilizers, animal feed and polyphosphoric acid.
Drinking Water
Water purification unit for drinking water production, addressing industrial contamination and the need for water suitable for human consumption.
HCl synthesis
HCl synthesis plants for producing hydrogen chloride by burning chlorine with hydrogen, used as a feedstock for hydrochloric acid in chemical and related industries.
Drying & Calcination
Drying and calcination units designed to remove water and liquids while maintaining the required drying temperature.
Engineering services
Engineering services for petrochemical and chemical industries, refineries, fertiliser plants and the pharmaceutical industry.
Trust & reputation

ranQ Trust Score of VICHEM SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

VICHEM 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.
x
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%
VICHEM SA 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%
VICHEM SA 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%
VICHEM SA scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

VICHEM 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 November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Avenue du Midi 10
1950 Sion

At a glance

Legal form
Corporation
UID
CHE-112.298.048
Founded
2005 · 21 years
Last commercial register change
November 5, 2020
Employees
1 to 10

Active in 1 of 26 cantons

  • VSValais
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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