What wohnfonds_wien does

wohnfonds_wien (legal name: wohnfonds_wien - fonds für wohnbau und stadterneuerung) is a municipal fund established in 1984 by resolution of the Vienna City Council (Wiener Gemeinderat), governed by Viennese foundation and fund law (Wiener Stiftungs- und Fondsgesetz). It operates as a non-profit coordination body between non-profit housing developers, private property owners, their representatives, and municipal departments, with an exclusive statutory mandate to facilitate subsidized housing construction and renovation in the City of Vienna.

The organization's offerings are organized into two operational divisions: Neubau (New Construction) and Sanierung (Renovation), supported by a Corporate Services (Unternehmensservice) function. Neubau encompasses Liegenschaftsmanagement (acquisition and development of land for subsidized housing) and Qualitätssicherung (quality assurance), deploying three proprietary instruments: the Bauträgerwettbewerb (developer competition), Grundstücksbeirat (Property Advisory Board, for projects under 500 units), and Qualitätsbeirat (Quality Committee, for large urban areas since 2021). All three apply the 4-Säulen-Modell framework evaluating Economy, Social Sustainability, Architecture, and Ecology. Sanierung encompasses subsidized building renovation administration, the Hauskunft free advisory service (launched 2020), and WieNeu block renovation. Digital tools include the Neubau-Map and SAN-Map interactive project visualizations. Sub-brands include SMART-Wohnbauprogramm (affordable housing since 2012, with 50% of subsidized apartments mandated as SMART variants since October 2019), Wiener WohnBAUMprogramm (wood/hybrid construction), and Wohnbau-Offensive 2024+ (approximately 22,200 apartments across eight locations).

The business model is publicly funded with all services provided free of charge to citizens and developers. The organization is funded entirely from the City of Vienna budget and through subsidiary joint ventures (Wohnservice Wien Ges.m.b.H. since 2000, Wohnfonds-Wiener Stadtwerke Entwicklungs GmbH/WWEG since August 2023 for Rothneusiedl, and Heidjöchl Entwicklungs GmbH/HEG since May 2025 for Am Heidjöchl, both with Wiener Stadtwerke). Cumulative outputs since 1984 include more than 51,400 facilitated subsidized apartments; Hauskunft alone has conducted 18,000 consultations since 2020, triggering 1,500 renovation projects with a volume of approximately 330 million euros. The organization has 55 employees and operates exclusively within Vienna, Austria.

Name

wohnfonds_wien

Legal name

wohnfonds_wien - fonds für wohnbau und stadterneuerung

Website

https://wohnfonds.wien.at

Company type

Private

Founded year

1984

Operating status

Operating

Headcount range

51–100 employees

Short description

Wohnfonds_wien is Vienna's municipal housing fund, coordinating subsidized housing construction and renovation through quality assurance instruments, land management, and free advisory services to developers, property owners, and residents since 1984.

Ownership category

akta.pro rank

Product category

Public Housing Administration and Subsidized Housing Services

NAICS

Administration of Housing Programs, Urban Planning, and Community Development (9251), New Multifamily Housing Construction (except For-Sale Builders) (236116)

SIC

Non-Operating Establishments (9995), Real Estate Operators (No Developers) & Lessors (6510)

akta.pro primary industry

Community Development & Neighborhood Revitalization Housing Programs (FSALAKAO)

akta.pro secondary industries

Housing Rehabilitation, Weatherization & Home Repair Grant/Loan Programs (FSALAKAJ), Affordable Rental & Multifamily Housing Finance Programs (LIHTC/Tax Credits/Subsidized Loans) (FSALAKAF)

Keywords

• Subsidized housing coordination
• Urban renewal services
• Renovation consulting
• Housing development advisory
• Affordable housing programs

Headquarters

HQ city

Vienna

HQ country

Austria

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Marketing or Sales, Technology or R&D

Revenue model

1. Public Funding from City of Vienna: wohnfonds_wien is a fund for housing construction and urban renewal funded by the City of Vienna. It operates as a non-profit organization coordinating between developers, property owners, and municipal departments. Services are provided free of charge to citizens.

Pricing tiers

Distribution channels4 records

Marketing channels8 records

Core offering

wohnfonds_wien is a municipal fund for housing construction and urban renewal in Vienna that coordinates subsidized housing development and renovation programs on behalf of the City of Vienna. Its core activities include acquiring and developing land for subsidized housing, running quality assurance processes (developer competitions, Property Advisory Board, Quality Committee) using the 4-Säulen-Modell framework, processing renovation subsidy applications for property owners and managers, and delivering free renovation consulting through the Hauskunft service and WieNeu block renovation program. All services are provided free of charge as the organization is fully funded by the City of Vienna.

Product overview

wohnfonds_wien is a municipal fund organization (Fonds) for housing construction and urban renewal in Vienna, operating primarily as a service organization rather than a technology product company. Its offerings are organized into two main business areas: Neubau (New Construction) and Sanierung (Renovation), supported by a Corporate Services department. The Neubau division includes Liegenschaftsmanagement (property management with land acquisition and project development) and Qualitätssicherung (quality assurance) with instruments like the Bauträgerwettbewerb (developer competitions), Grundstücksbeirat (Property Advisory Board), and Qualitätsbeirat (Quality Advisory Board). The Sanierung division encompasses subsidized building renovation support, the Hauskunft free consultation service, and WieNeu block renovation programs. The organization manages three subsidiaries (Wohnservice Wien, WWEG, and HEG) and operates digital tools including the Neubau-Map and SAN-Map for visualizing housing projects across Vienna. The 4-Säulen-Modell (4-Pillar Model) framework underpins all quality assurance activities, while programs like SMART-Wohnbauprogramm and Wohnbau-Offensive 2024+ represent major initiatives.

Differentiator

Problem solved

Functional benefit

Brands

• Hauskunft: Free, independent renovation consulting service for building owners in Vienna, offering advice on subsidized renovations and decarbonization.
• WieNeu (Blocksanierung)
• SMART-Wohnbauprogramm
• Wiener WohnBAUMprogramm
• Wohnbau-Offensive 2024+

Products and services

• Liegenschaftsmanagement (Property Management) Acquisition, management, and development of land for subsidized housing construction in Vienna. The service covers land acquisition, project development to make sites construction-ready, and direct management of wohnfonds_wien-owned land. It supports non-profit housing developers in obtaining construction-ready parcels across the city.
• Qualitätssicherung (Quality Assurance) Quality assurance instruments applied to all subsidized housing construction projects seeking Vienna funding, including the Bauträgerwettbewerb (developer competition), Grundstücksbeirat (Property Advisory Board) for projects under 500 units, and Qualitätsbeirat (Quality Advisory Board) for large urban development areas. Projects are evaluated using the 4-Säulen-Modell framework covering Economy, Social Sustainability, Architecture, and Ecology.
• Geförderte Wohnhaussanierung (Subsidized Building Renovation) Support for property owners and managers through the full subsidized renovation process, including application handling, project implementation, final inspection, and verification of funding use for renovation projects in Vienna. Targets thermal insulation, heating system replacement to renewable energy, and energy efficiency improvements.
• Hauskunft Free, independent renovation consultation service for Vienna residents and property owners, providing orientation at the beginning of the renovation journey, individual advice for owners, planners, and property managers, and information events on subsidized renovation and decarbonization. Since 2020 the service has delivered approximately 18,000 consultations and triggered 1,500 renovation projects.
• WieNeu (Blocksanierung / Block Renovation) Block renovation program that initiates cross-property subsidized renovation projects and structural improvements through networking and cooperation with property owners and stakeholders in Gründerzeit districts, targeting approximately 100 properties per area to develop sustainable cross-property renovation concepts.
• SMART-Wohnbauprogramm (SMART Housing Program) Affordable housing program launched in 2012 for young housing seekers (start apartments), seniors, housing groups, young families, and single parents. Features compact floor plans and cost-effective conditions including approximately 25% reduced main rent and maximum equity of 60 euros per square meter. Since October 2019, 50% of all subsidized apartments in Vienna must be built as SMART variants.
• Wohnbau-Offensive 2024+ (Housing Offensive 2024+) Major housing initiative bundling resources to bring approximately 22,200 subsidized apartments to Vienna across eight locations (including approximately 6,100 additional apartments plus 16,100 already in preparation, planning, or construction), continuing Vienna's internationally recognized social housing model.
• wohnfonds_wien Neubau-Map (New Construction Map) Interactive digital map providing an overview of completed and ongoing developer competitions and Quality Advisory Board proceedings across Vienna, filterable by district, procedure type, and completion status.
• wohnfonds_wien SAN-Map (Renovation Map) Interactive digital map showing renovation projects across Vienna by completion year, renovation type (base renovation, thewosan, preservation, total renovation, attic conversion, elevator installation, etc.), and district.

Quantifiable outcome

• Over 51,400 subsidized apartments facilitated since 1984
• +4 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Eight partnerships are on record, tiered core and minor.

• Heidjöchl Entwicklungs GmbH (HEG)coreStrategic or Co-development Partner · 1 May 2025Joint venture founded in May 2025 with Wiener Stadtwerke Vermögensverwaltung GmbH for the development of the Am Heidjöchl urban development area. Management by Tabea Siroky (wohnfonds_wien) and Marcus Spiegelgraber (Wiener Stadtwerke).
• Wohnfonds - Wiener Stadtwerke Entwicklungs GmbH (WWEG)coreStrategic or Co-development Partner · 1 August 2023Joint venture founded in August 2023 with Wiener Stadtwerke Vermögensverwaltung GmbH for the development of Rothneusiedl urban development area. Responsible for planning, development activities, allocation of future building plots, infrastructure measures, and overall project leadership.
• Wohnservice Wien Ges.m.b.H.coreOthers · 1 January 2000Joint subsidiary company of wohnfonds_wien and the City of Vienna, responsible for various information services including housing advice (Wohnberatung Wien), tenant assistance (MieterHilfe), and neighborhood services (wohnpartner). First point of contact for Viennese citizens on all housing matters.
• Wiener StadtwerkecoreStrategic or Co-development PartnerCollaboration with Wiener Stadtwerke on various urban development projects including Rothneusiedl (via WWEG) and Am Heidjöchl (via HEG). Also partner in Hauskunft consulting cooperation for renovation and decarbonization support.
• Urban Innovation Vienna (Klima- und Innovationsagentur der Stadt Wien)minorStrategic or Co-development PartnerClimate and innovation agency of the City of Vienna cooperating with Hauskunft for renovation consulting services.
• Wien EnergieminorStrategic or Co-development PartnerEnergy provider cooperating with Hauskunft for renovation consulting, providing expertise on energy efficiency and heating system transitions.
• Gebietsbetreuungen (GB*)minorStrategic or Co-development PartnerDistrict support organizations cooperating with Hauskunft during the wienwohntbesser-Tour for neighborhood-based renovation consulting and information services.
• Wiener Stadtplanung (MA 21)coreStrategic or Co-development PartnerClose cooperation on urban development in areas where wohnfonds_wien is the primary landowner, including Rothneusiedl, Weichseltalweg, Donaufeld, Eibengasse, and Am Heidjöchl.

Scale indicators7 records

Recent moves8 records

Expansion highlights5 records

Direct peers

• Münchner Wohnen: Münchner Wohnen is Munich's municipal housing company formed from the merger of GWG and GEWOFAG. It is the closest German-speaking peer, with comparable functions in subsidized municipal housing development, allocation, and management, providing a useful cross-city benchmark for organizational model and scale.
• GBV (Österreichischer Verband gemeinnütziger Bauvereinigungen): GBV is the umbrella association for Austria's non-profit housing developers (gemeinnützige Bauvereinigungen), which are the actual construction counterparties in wohnfonds_wien's developer competitions. Comparable as the institutional counterpart defining subsidized housing supply in Austria.
• Wiener Wohnen: Wiener Wohnen is the City of Vienna's direct municipal housing operator managing over 220,000 municipal apartments. It is the most direct peer, sharing the same municipal housing mandate for Vienna residents, though focused on existing-stock operation rather than wohnfonds_wien's focus on subsidized new construction and renovation coordination.

Broad incumbents

• Wohnungsbaugenossenschaften Deutschland: The German cooperative housing sector (Wohnungsbaugenossenschaften) represents a comparable model of mission-driven, non-speculative housing provision. While not a single entity, the sector serves as a useful adjacent reference for member-owned subsidized housing development across German-speaking markets.
• Wien Holding: Wien Holding is the City of Vienna's strategic holding company managing city-owned enterprises across real estate, infrastructure, and services. Comparable as the broader organizational wrapper of Vienna's public-sector entities, with wohnfonds_wien as one of several affiliated organizations.
• Wiener Stadtwerke: Wiener Stadtwerke is the City of Vienna's multi-utility holding (energy, public transport, real estate) and is wohnfonds_wien's joint venture partner in WWEG and HEG. It is comparable as a Vienna city-owned entity with overlapping urban development activities and broader infrastructure mandate.

Regional players

• HOWOGE: HOWOGE is another major Berlin municipal housing company. Comparable as a public-sector housing provider operating across development, allocation, and management of subsidized rental stock in a major German city.
• Degewo: Degewo is one of Berlin's largest municipal housing companies managing approximately 75,000 apartments. It is comparable as a city-affiliated subsidized housing provider and developer in another major German-speaking urban market, with similar tenant-focused and quality-oriented mandates.
• SAGA Unternehmensgruppe: SAGA is Hamburg's municipal housing company managing approximately 140,000 apartments. It operates the same broad mandate — owning, managing, and developing subsidized municipal housing — and serves as a relevant geographic peer in the German-speaking municipal housing landscape.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCeR4iQJ8E8ayhrB2pAO8hpg
• LinkedInlinkedin.com/company/wohnfondswien

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Subsidiaries3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about wohnfonds_wien