ÖNACE 41: Construction of residential and non-residential buildings
Section: Construction. Assignment by Statistics Austria under ÖNACE 2025, not from the register.
Statistics Austria assigns 3,656 active companies in the register to ÖNACE division 41: Construction of residential and non-residential buildings (as of 5 Nov 2026).
1,468 of them have a company page on firmenbuchdaten.at. The shares below refer to these 1,468.
Most have their seat in: Vienna 28 %, Lower Austria 21 %, Upper Austria 11 %.
Most common legal forms: GmbH 97 %, KG 3 %, Societate cu răspundere limitată 0 %.
Places with the most companies: Wien (405), Graz (34), Linz (18), Innsbruck (13), St. Pölten (13).
1,444 have filed annual accounts with a size class, 77 of them as medium-sized or large.
Construction of residential and non-residential buildings: companies, larger first
- Goldbeck Rhomberg GmbHFN 209358f · Wolfurt · Large (G)
- Krückl Baugesellschaft m.b.H. & Co. KG.FN 24708k · Perg · Large (G)
- DREIHANS GmbHFN 607174d · Ulrichsberg · Large (G)
- Leyrer + Graf Baugesellschaft m.b.H.FN 32725a · Gmünd · Large (G)
- Böhm BiB GmbHFN 105942y · Wien · Large (G)
- Dipl.Ing. Wilhelm Sedlak Gesellschaft m.b.H.FN 117401z · Wien · Large (G)
- Dr. Claus Huber Bau GmbHFN 124055i · Wien · Large (G)
- "MIBAG" Sanierungs GmbHFN 175815b · Sierning · Large (G)
- PORR Healthcare GmbHFN 186417v · Wien · Large (G)
- Kostmann GesmbHFN 195813k · St. Andrä · Large (G)
- Danwood Spolka AkcyjnaFN 279960g · Bielsk Podlaski. · Large (G)
- PORR Bau GmbHFN 34160k · Wien · Large (G)
- Lederer-Grabner Baugesellschaft mbHFN 582285b · Graz · Large (G)
- Jäger Bau GmbHFN 61179w · Bludenz · Large (G)
- Belfor Austria GmbHFN 72231y · Wien · Large (G)
- Alfred Trepka GmbHFN 93160a · Ober - Grafendorf · Large (G)
- HABAU Hoch- und Tiefbaugesellschaft m.b.H.FN 89381v · Perg · Large (G)
- Pfnier & Co GmbHFN 149404m · Oberpullendorf · Large (G)
- Glatzhofer & Co. Gesellschaft m.b.H.FN 107151a · Eferding · Medium (M)
- A.S.T. Baugesellschaft m.b.H.FN 226696b · Zirl · Medium (M)
- Jos. Ertl GmbHFN 245116s · Breitbrunn · Medium (M)
- WIEHAG Bau GmbHFN 270099f · Altheim · Medium (M)
- Kager Massivbau GmbHFN 336782v · Grafendorf bei Hartberg · Medium (M)
- Herzog Bau Gesellschaft m.b.H.FN 36902v · Zell am See · 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.