ÖNACE 63: Computing infrastructure, data processing, hosting and other information service activities
Section: Telecommunication, computer programming, consulting, computing infrastructure and other information service activities. Assignment by Statistics Austria under ÖNACE 2025, not from the register.
Statistics Austria assigns 2,843 active companies in the register to ÖNACE division 63: Computing infrastructure, data processing, hosting and other information service activities (as of 5 Nov 2026).
877 of them have a company page on firmenbuchdaten.at. The shares below refer to these 877.
Most have their seat in: Vienna 47 %, Lower Austria 13 %, Upper Austria 12 %.
Most common legal forms: GmbH 92 %, FlexCo 4 %, KG 2 %.
Places with the most companies: Wien (409), Graz (42), Linz (33), Salzburg (28), Innsbruck (19).
852 have filed annual accounts with a size class, 30 of them as medium-sized or large.
The largest class is 63.10-0 Computing infrastructure, data processing, hosting and related activities with 2,017 companies.
Largest classes
- 63.10-0 Computing infrastructure, data processing, hosting and related activities: 2,017
- 63.91-0 Web search portal activities: 515
- 63.92-0 Other information service activities: 311
Computing infrastructure, data processing, hosting and other information service activities: companies, larger first
- Digital Realty Austria GmbHFN 192393g · Wien · Large (G)
- karriere.at GmbHFN 256668d · Linz · Large (G)
- Eviden Austria GmbHFN 357865y · Wien · Large (G)
- PSG Procurement Services GmbHFN 406212x · Lohmar · Large (G)
- Atos Technologies Austria GmbHFN 597721b · Wien · Large (G)
- Cargo-Partner Holdings GmbHFN 603202m · Fischamend · Large (G)
- Lufthansa Group Business Services GmbHFN 635478b · Frankfurt am Main · Large (G)
- NetApp Austria GmbHFN 185358k · Wien · Large (G)
- T-Systems Austria GesmbHFN 79340b · Wien · Large (G)
- Raiffeisen e-force GmbHFN 123749i · Wien · Medium (M)
- nic.at GmbHFN 172568b · Salzburg · Medium (M)
- APA-Comm GmbHFN 191528i · Wien · Medium (M)
- APA-IT Informations Technologie GmbHFN 195806a · Wien · Medium (M)
- Erste Operations GmbHFN 217236s · Wien · Medium (M)
- LINK Mobility Austria GmbHFN 222236v · Graz · Medium (M)
- Russmedia Digital GmbHFN 240260z · Schwarzach · Medium (M)
- Google Austria GmbHFN 265694b · Wien · Medium (M)
- Anexia Cloud Solutions GmbHFN 289918a · Klagenfurt am Wörthersee · Medium (M)
- AHCS Advanced Health Care Solutions AGFN 323958i · Klagenfurt am Wörthersee · Medium (M)
- Moody's Analytics Austria GmbHFN 340561a · Wien · Medium (M)
- Unzer Austria GmbHFN 359641i · Wien · Medium (M)
- ARZ Allgemeines Rechenzentrum GmbHFN 38653v · Innsbruck · Medium (M)
- PlanRadar GmbHFN 400573d · Wien · Medium (M)
- Immobilien Scout Österreich GmbHFN 416454h · Wien · Medium (M)
Datenquelle: Statistik Austria - data.statistik.gv.at (Statistics Austria), register number to ÖNACE assignment, CC BY 4.0, as of 5 Nov 2026. Source: Austrian company register (Firmenbuch), Republic of Austria, represented by the BMJ, open data under CC BY 4.0.