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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesEngineerPréverengesALVA-TECH Sàrl
ALVA-TECH Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of ALVA-TECH is the validation of processes for the sterilization of medical devices and equipment, particularly in the qualification and requalification of sterilizers, washer-disinfectors, thermal sealers and endoscopes, in compliance with applicable standards (EN ISO 15833, EN ISO 11607-2, EN ISO 17665 & 13060).

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Products & services

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ALVA-TECH Sàrl

Sterilizer Validation
Qualification and requalification of sterilizers, including operational and performance qualification, air-leak testing, Bowie-Dick/Helix testing and reference loads to SN EN 13060 and EN ISO 17665.
Washer-Disinfector Validation
Qualification and requalification of washer-disinfectors to SN EN ISO 15883, including conformity checking and validation of reprocessing processes.
Heat Sealer Validation
Qualification of heat sealers for packaging-process validation, with packaging-integrity checking and dynamometric testing to SN EN ISO 11607.
Validation Documentation
Technical documentation and guides for validating steam sterilization, washing and disinfection processes, and reprocessing medical devices.
Trust & reputation

ranQ Trust Score of ALVA-TECH Sàrl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

ALVA-TECH Sàrl 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%
ALVA-TECH Sàrl scores 86.7 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.70.07%
ALVA-TECH Sàrl scores 86.7 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).86.722%
ALVA-TECH Sàrl scores 5.4 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 35.5.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ALVA-TECH Sàrl 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

Chemin du Collège 9
1028 Préverenges

At a glance

Legal form
Limited Liability Company
UID
CHE-134.789.277
Founded
2011 · 15 years
Last commercial register change
March 27, 2023
Employees
11 to 20

Active in 1 of 26 cantons

  • VDVaud
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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