Company lists · Data refreshed September 2026

Top 25 Real estate developers based in Austria

RevenueBase identified 159 real estate developers headquartered in Austria as of September 2026 and tracks 997 professional contacts across them, including 466 with verified work emails. Wien is the largest hub.

This list covers real estate developers headquartered in Austria, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
159Companies
997Contacts tracked
466Verified emails
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The 25 largest real estate developers based in Austria

Ranked by team size
Top 25 of 159 real estate developers based in Austria, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to real estate developers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceWien, AustriaHQ checked Sep 16, 2026201-500105 contacts →

Indirect evidence

“Tradition und Innovation.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceKlagenfurt Am Wörthersee, AustriaHQ checked Sep 16, 2026201-50096 contacts →

Indirect evidence

“The KOLLITSCH Group is among Carinthia’s leading enterprises in architecture, construction and the property sector.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceWien, AustriaHQ checked Sep 16, 2026501-1,00059 contacts →

Indirect evidence

“immOH!”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceVienna, AustriaHQ checked Sep 16, 202651-20055 contacts →

Indirect evidence

“AREALIS Liegenschaftsmanagement GmbH was founded in 2006 and is a subsidiary of Erste Group Immorent GmbH and WIENER STÄDTISCHE VERSICHERUNG AG Vienna Insurance Group.”

Source: RevenueBase Database · checked Sep 16, 2026
5Strong evidenceWien, AustriaHQ checked Sep 16, 202651-20052 contacts →

Strong evidence

“s REAL was formed in late 1979, and since that time it has specialised in assisting people with all aspects of real estate.”

Source: RevenueBase Database · checked Sep 16, 2026
6Strong evidenceÖsterreich, AustriaHQ checked Sep 16, 202651-20043 contacts →

Strong evidence

“Die ARE Austrian Real Estate ist ein auf Büro, Wohn- und Entwicklungsliegenschaften spezialisiertes Immobilienunternehmen.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceVienna, AustriaHQ checked Sep 16, 202651-20032 contacts →

Indirect evidence

“Unser engagiertes Team betreut eine Vielzahl von Immobilientypen, darunter Gewerbebereiche, Logistikzentren, Hotels, Fachmarktzentren, Wohn- und Zinshäuser…”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceWien, AustriaHQ checked Sep 16, 202611-5029 contacts →

Indirect evidence

“STRAUSS PROPERTY MANAGEMENT ist 100%-Tochter der börsennotierten PORR AG und verwaltet erfolgreich Ihre Immobilien mit Standorten in Wien, Kärnten, Graz und Tirol.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceVienna, AustriaHQ checked Sep 16, 202651-20029 contacts →

Indirect evidence

“Die ARWAG Holding-Aktiengesellschaft steht seit 1990 für die Entwicklung von leistbarem und nachhaltigem Wohnraum in Wien und darüber hinaus: sozial, ökologisch und innovativ.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceVienna, AustriaHQ checked Sep 16, 202611-5028 contacts →

Indirect evidence

“Seit über 25 Jahren ist die WINEGG als Investor, Projektentwickler, Bauträger und Makler tätig.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceGraz, AustriaHQ checked Sep 16, 202651-20024 contacts →

Indirect evidence

“Wohnen, arbeiten und leben.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceViertel Zwei, AustriaHQ checked Sep 16, 202611-5022 contacts →

Indirect evidence

“IHR PROJEKT IST UNSER PROJEKT Wir bieten ganzheitliches Immobilien- und Bauprojektmanagement aus einer Hand!”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceGraz, AustriaHQ checked Sep 16, 202611-5019 contacts →

Indirect evidence

“Von modernen Wohnbauten bis hin zu hochfunktionalen Gewerbeimmobilien – unsere Expertise in Projektentwicklung, Planung, Baumanagement und Arbeitssicherheit setzt seit zwei…”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceVienna, AustriaHQ checked Sep 16, 20261,001-5,00018 contacts →

Indirect evidence

“Immobilie.”

Source: RevenueBase Database · checked Sep 16, 2026
15Strong evidenceVienna, AustriaHQ checked Sep 16, 202611-5013 contacts →

Strong evidence

“Corporate real estate management, Facility management & Construction”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceGraz, AustriaHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“Die WESIAK Group, mit Sitz in Graz, Wien und Klagenfurt, ist ein Allrounder in der Immobilienbranche.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceAustriaHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“NV Immobilien GmbH is a company based out of RÖGERGASSE 34, Wien, Wien, Austria.”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceSalzburg, AustriaHQ checked Sep 16, 202611-509 contacts →

Indirect evidence

“Mit höchstem Anspruch an Lage, Architektur und Bau kreieren wir Immobilien der Extraklasse.”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceVienna, AustriaHQ checked Sep 16, 202611-508 contacts →

Indirect evidence

“EKAZENT ist Ihr Spezialist für die Assetklassen Wohnen, Hotel und Retail.”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceWien 19., AustriaHQ checked Sep 16, 202611-508 contacts →

Indirect evidence

“Mit Leidenschaft und hohen persönlichen Ansprüchen kaufen, entwickeln und bauen wir Immobilien.”

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceRaaba, AustriaHQ checked Sep 16, 202611-507 contacts →

Indirect evidence

“Im Jahre wurde die Firma Technopark-Raaba gegründet und schon damals wurde das Potenzial für den Standort Raaba erkannt.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceRothis, AustriaHQ checked Sep 16, 20261-106 contacts →

Indirect evidence

“Unsere Leistungen umfassen ein breites Spektrum über den gesamten Lebenszyklus von Immobilien.”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceGraz, AustriaHQ checked Sep 16, 202611-506 contacts →

Indirect evidence

“Die zur K1 Group gehörigen Unternehmen decken ein breites Spektrum im Bereich Immobilien und Immobilienmanagement ab: Von der Errichtung über Sanierung bis hin zur Vermarktung und…”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceVienna, AustriaHQ checked Sep 16, 20261-106 contacts →

Indirect evidence

“Herzlich willkommen bei REMAX Trend – Ihrem Immobilienexperten im 3.”

Source: RevenueBase Database · checked Sep 16, 2026
25Strong evidenceVienna, AustriaHQ checked Sep 16, 20261-105 contacts →

Strong evidence

“colourfish Real Estate Immobilienmakler GmbH ist Ihr Partner mit dem feinen Instinkt für Immobilien.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 159 real estate developers based in Austria

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Real estate developers based in Austria at a glance

As of Sep 16, 2026
46.7%Verified-email coverage
6.3Average contacts per company
1-10Median size (employees)
22.6%Largest-city concentration · Wien
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
94
11-50
43
51-200
11
201-500
2
501-1,000
2
1,001-5,000
1
10001+
1

Email recency for this list is measured worldwide rather than for Austria, so it is reported there. Company counts and contact totals on this page are exact for Austria, over 159 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among real estate developers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Austria whose own description of what they do matches “real estate developers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names real estate developers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among real estate developers, and records with no verified work email. Companies headquartered outside Austria are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 466 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Real estate developers by metro

  • Real estate developers in Wien36

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names real estate developers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many real estate developers are there based in Austria?

RevenueBase identified 159 real estate developers headquartered in Austria as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Örag Immobilien Gruppe, headquartered in Wien, tops this list with the largest team on record.

Which city has the most real estate developers?

Wien leads with 36 headquartered companies, followed by Graz (18) and Vienna (15).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 466 verified decision-maker contacts tracked across these 159 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.