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Private company

Vialis

Logo: vialis.nl3

Vialis is a Dutch construction company based in Houten.1 It is part of VolkerWessels.1

Vialis Railway Systems, voorheen Vialis NMA Railway Signalling, ontwikkelt, test, verkoopt en installeert onder meer seinpalen, wisselstellers en overweginstallaties. Het bedrijf is onder meer voortgekomen uit de Nederlandse Machinefabriek Alkmaar (NMA), die zelf ook nog altijd bestaat.2 From the Dutch Wikipedia, CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

  • HeadquartersHouten, Netherlands1
  • Websitewww.vialis.nl
  • Legal formbesloten vennootschap1

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Vialis Loodsboot Houten
Photo: Antoine, CC BY-SA 3.0, via Wikimedia Commons4

Corporate structure

Vialis is part of a group headed by VolkerWessels. 17 entities, 2 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Subsidiaries and ownership

Parent company

From Wikidata.1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3
    Company websiteVialis logo
  4. 4