siedlungswerk

What siedlungswerk does

Siedlungswerk GmbH Wohnungs- und Städtebau is a privately held German housing and urban development company headquartered at Heusteigstraße 27-29 in Stuttgart, founded in 1948 and operating exclusively in the state of Baden-Württemberg. The company operates through seven regional branch offices (Freiburg, Heilbronn, Ravensburg, Rottweil, Schwäbisch Gmünd, Stuttgart, Ulm) and serves five distinct customer segments: families seeking ownership, senior citizens, people with disabilities, low-income households, and affluent buyers. Since founding, it has built 32,696 homes, and as of 2024 the corporate group manages a portfolio of 23,402 residential units.

Core products include Eigentumswohnungen (owner-occupied apartments) at price points from approximately €257,000 to €990,000 depending on size and configuration, Mietwohnungen (rental apartments) in both freely financed and publicly subsidized categories, Reihenhäuser (row houses), and Doppelhaushälften (semi-detached houses). The company differentiates through its Quartierskonzepte (integrated neighborhood) methodology, which embeds community facilities such as kindergartens, senior care, and disability services directly within mixed-use residential developments, supported by partnerships with the Sozialstation Böblinger Kirchengemeinden, St. Anna-Stiftung Ellwangen, BBG Böblinger Baugesellschaft, and others.

The underlying technology focuses on energy-efficient construction to Effizienzhaus 40, 55, and KfW 60 standards, alongside proprietary district heating networks (Nahwärmenetze) installed via a strategic partnership with ImmoTherm GmbH, incorporating waste water heat exchangers, heat pumps, and block heating power stations. Revenue is generated through three streams: one-time property sales of condominiums and houses, recurring rental income (with approximately 45.4% of apartments rented below €7.50/m² as subsidized affordable housing via an L-Bank partnership), and managed services revenue from WEG (Wohnungseigentumsgemeinschaft) administration of over 500 residential complexes covering approximately 17,000 apartments. The firm is led by three Managing Directors (Geschäftsführer): Siegfried Apfel, Jürgen Schilbach, and Norbert Tobisch.

Name

siedlungswerk

Legal name

Siedlungswerk GmbH Wohnungs- und Städtebau

Website

https://siedlungswerk.de

Company type

Private

Founded year

1948

Operating status

Operating

Short description

Siedlungswerk GmbH Wohnungs- und Städtebau is a privately held German housing and urban development company, founded 1948, operating across Baden-Württemberg through seven branch offices. It develops, sells, rents, and manages residential real estate, serving families, seniors, people with disabilities, and low-income households from a portfolio of 23,402 units.

Ownership category

akta.pro rank

Product category

Residential Real Estate Development

NAICS

New Housing For-Sale Builders (236117), Lessors of Residential Buildings and Dwellings (53111)

SIC

Operative Builders (1531)

akta.pro primary industry

Residential Design-Build & Renovation-Integrated Builders (IMAFABAE)

Keywords

• Residential property development
• Housing construction
• Property management services
• Affordable housing
• Neighborhood development

Headquarters

HQ city

Stuttgart

HQ country

Germany

HQ region

Europe

Offices7 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Operations, Personnel, Infrastructure, Supply Chain, Marketing or Sales

Revenue model

1. Property Sales (Eigentumswohnungen & Reihenhäuser): Sale of condominiums and row houses to private buyers. Pricing ranges from approximately €257,000 for 1-room apartments to €990,000 for larger properties. Properties include various sizes from 41-156 m².
2. Rental Income (Mietwohnungen): Rental of apartments, both freely financed (frei finanziert) and government-subsidized (gefördert). Approximately 45.4% of apartments rented below €7.50/m². Total managed portfolio of 23,402 units in 2024.
3. Property Management (Immobilienverwaltung): Management and operation of real estate portfolio including residential property administration, WEG ( Wohnungseigentumsgemeinschaft) management for over 500 residential complexes with approximately 17,000 apartments.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels7 records

Core offering

Siedlungswerk is a housing and urban development company that builds, sells, and rents residential properties primarily in Baden-Württemberg, Germany. The company sells newly constructed owner-occupied apartments (Eigentumswohnungen), row houses, and semi-detached houses, offers rental apartments (both freely financed and government-subsidized), and provides professional property management services for its own portfolio and third-party residential complexes.

Product overview

Siedlungswerk GmbH Wohnungs- und Städtebau is a housing and urban development company established in 1948, operating as a comprehensive residential property provider in Baden-Württemberg. The company offers a unified portfolio of products and services centered on residential real estate development and management. Core offerings include Eigentumswohnungen (owner-occupied apartments) for sale, Mietwohnungen (rental apartments) in both freely financed and subsidized categories, Reihenhäuser (row houses), and Doppelhaushälften (semi-detached houses). Supporting services include Immobilienverwaltung (property management) with approximately 23,402 units under administration as of 2024, Quartierskonzepte (integrated neighborhood development concepts), and WohnRaum (interior selection service). The company develops multiple residential projects across Baden-Württemberg including AltstadtQuartier Winnenden, Hahnenweide Dornstadt, Schelmenäcker Leinfelden-Echterdingen, Akademiegärten Neuhausen, Wiley-Nord and Illerpark in Neu-Ulm, Weißenauer Halde Ravensburg, Argenbogen Wangen, Meisennest Breisach, and Stockacher Straße Radolfzell. The company also offers a Grundstücke gesucht service to acquire building plots for development.

Differentiator

Problem solved

Functional benefit

Products and services

• Eigentumswohnungen (Owner-Occupied Apartments) Newly constructed owner-occupied apartments (Eigentumswohnungen) available for purchase across various locations in Baden-Württemberg, ranging from 1 to 5 rooms and 30 to 122 m² living space. Prices range from approximately €257,000 for 1-room apartments to €799,000 for larger 4-5 room units. Target customers are families and individuals seeking homeownership.
• Mietwohnungen (Rental Apartments) Rental apartments available in both freely financed (frei finanziert) and publicly subsidized (gefördert) categories, managed by the company across its portfolio. Approximately 45.4% of apartments are rented below €7.50/m² as affordable housing. Target customers are individual renters including low-income households, families, and senior citizens.
• Reihenhäuser (Row Houses) Row houses (Reihenhäuser) offered for sale, typically featuring 5 rooms, 147-155 m² living space, with gardens and private outdoor areas. Prices range from approximately €700,000 to €790,000 including land and parking. Target customers are families seeking semi-detached/terraced house living.
• Doppelhaushälften (Semi-Detached Houses) Semi-detached houses (Doppelhaushälften) for sale with 6 rooms and approximately 156-157 m² living space, located in Ravensburg. Prices from €950,000 to €990,000 including land and parking. Features central heating system based on renewable energy. Target customers are affluent families seeking premium housing.
• Immobilienverwaltung (Property Management) Professional property management and administration services for residential properties, including residential property administration and WEG (Wohnungseigentumsgemeinschaft) management for over 500 residential complexes with approximately 17,000 apartments. The company group manages approximately 23,402 units in 2024. Target customers include homeowner associations and individual property owners.
• Quartierskonzepte (Quarter Concepts) Integrated neighborhood development concepts combining residential, commercial, and community facilities including childcare, senior care, and social services within mixed-use quarters. Emphasizes social mixing and intergenerational living. Target customers are municipalities, communities, and residents seeking holistic neighborhood solutions.
• WohnRaum (Interior Selection Service) Interior design and customization service allowing buyers to select flooring, wall tiles, and sanitary fixtures at the company's showroom after purchase completion. Target customers are individual property buyers wanting to personalize their new home.
• Grundstücke gesucht (Land Acquisition Service) Service to purchase building plots from landowners for development of single-family homes and apartments. Target customers are landowners with building plots in Baden-Württemberg suitable for residential development.

Quantifiable outcome

• 45.4% of apartments rented below €7.50/m² for affordable housing
• +2 more outcomes

Named customers5 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Five partnerships are on record, tiered core and flagship.

• ImmoTherm GmbHcoreStrategic or Co-development PartnerImmoTherm installs and operates district heating systems for Siedlungswerk projects. At the Seelberg project, ImmoTherm installed the technical equipment and provides operational management through a contracting agreement. Systems use waste water heat exchangers and heat pumps.
• Sozialstation Böblinger KirchengemeindencoreStrategic or Co-development PartnerSocial services partner integrated into the 'Am Stadtgarten' quarter in Böblingen. Provides various services and support for residents of all ages, including assistance during vacation absences, hospital stays, and childcare. Operates from a quarter space to enable community engagement.
• BBG Böblinger Baugesellschaft mbHcoreStrategic or Co-development PartnerJoint development partner for the 'Am Stadtgarten' project in Böblingen, working together with the city of Böblingen to develop 230 residential units as a modern, intergenerational, socially mixed urban quarter.
• IBA'27 (Internationale Bauausstellung Stuttgart 2027)flagshipStrategic or Co-development PartnerSiedlungswerk is participating in IBA'27 with multiple projects including Fellbach Eppingerstraße, S-Killesberg, S-Birkach Pallotti, LE-Schelmenäcker, and Stuttgart-Nord Rosenstein. IBA'27 is a major urban development exhibition showcasing innovative housing concepts.
• St. Anna-Stiftung EllwangencoreStrategic or Co-development PartnerAt the Seelberg project, St. Anna-Stiftung operates a residential and care complex including a nursing home and assisted senior living apartments managed by Siedlungswerk.

Scale indicators6 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Wüstenrot Haus- und Städtebau GmbH: Wüstenrot's Haus- und Städtebau subsidiary is a long-established German residential developer and manager operating across southern Germany, with a similar model of building owner-occupied homes, managing rental portfolios, and developing mixed-use quarters. Highly comparable in scale, geography (Baden-Württemberg / Bavaria), and integrated construction-plus-management approach.
• GBG Mannheimer Wohnungsbaugesellschaft mbH: Mannheim-based municipal housing company developing and managing residential property with focus on subsidized housing and urban quarter development. Similar in scope (mid-sized regional German housing developer/manager) and proximity to Baden-Württemberg residential market dynamics.
• SAGA Siedlungs-Aktiengesellschaft Hamburg: Hamburg's municipal housing company managing ~135,000 units and developing new residential quarters. Similar business model combining construction of subsidized and market-rate housing with property management under a public-benefit mandate, though at significantly larger scale in a single metropolitan region.
• Town & Country Haus: Germany's largest franchise homebuilder with ~40,000+ houses built, specializing in energy-efficient single-family and row houses for owner-occupiers. Comparable in target customer segment (German families seeking affordable homeownership) and product type, though operating via franchise partner model rather than direct construction.
• BPD Immobilienentwicklung GmbH: Netherlands-based European residential developer with significant German operations developing mixed-use quarters and energy-efficient housing. Comparable in integrated neighborhood development approach (Quartierskonzepte equivalent) and energy-efficiency standards, though operating across multiple countries and at larger project scale.
• Helma Eigenheimbau AG: German listed homebuilder specializing in detached and semi-detached houses, condominiums, and apartments, with energy-efficient construction as a key differentiator. Comparable in customer-facing sales model for for-sale residential properties, though more national in geographic reach and focused on single-family detached segment.
• Nassauische Heimstätte GmbH: State-related residential developer and housing manager in Hesse with ~60,000 units, comparable to Siedlungswerk's model of state-affiliated affordable housing development, energy-efficient construction, and integrated neighborhood concepts. Public-sector mission and portfolio size make it a close structural analog.

Broad incumbents

• Vonovia SE: Germany's largest residential property company with ~550,000 units across the country, including development activities. Operates as a broad incumbent in the same housing value chain (development, rental, property management) but at vastly greater scale and as a public company; competes with regional players for land and acquisition targets.
• LEG Immobilien SE: Public-listed German residential property company with ~166,000 units primarily in North Rhine-Westphalia. Comparable in offering (residential rental and management, energy-efficient retrofits) but operates at much larger scale and focuses on portfolio management rather than new-build development.

Regional players

• Wohnungsgenossenschaften (Housing Cooperatives) in Baden-Württemberg: German housing cooperatives (e.g., Bau- und Sparverein, Baugenossenschaft mehr als wohnen) operating regional rental housing in Baden-Württemberg and across Germany. Comparable in member-oriented affordable rental housing mission but operate without profit motive and without new construction sales (Eigentumswohnungen/Reihenhäuser).

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xxing.com/pages/siedlungswerk-gmbh-wohnungs-und-staedtebau
• LinkedInlinkedin.com/company/9596777
• Instagraminstagram.com/explore/locations/1017999285/siedlungswerk-gmbh

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 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 siedlungswerk