The Stuttgarter Wohnungs- und Städtebaugesellschaft mbH (SWSG) is a municipally owned housing company based in Stuttgart, Germany. The City of Stuttgart is its sole shareholder, and its central purpose is to provide affordable, decent housing for a broad section of the population on the city’s behalf.210 The company was founded on 19 May 1933.12
SWSG manages and develops its housing portfolio and undertakes property development. Its work includes building new homes, modernising existing properties and adapting former commercial spaces for residential use.26 It operates within Stuttgart, where it is a major provider of rental housing and an important contributor to the city’s social housing provision.1015
The company’s website reports more than 19,580 owned rental apartments, while its 2025 annual report records 20,002 at year-end.114 At 31 December 2025, its portfolio included 8,052 publicly subsidised homes and 14,057 homes subject to occupancy restrictions.2 SWSG’s stated target is to keep at least 40% of its total portfolio publicly subsidised and at least 70% subject to occupancy restrictions.2
Its development programme includes individual housing projects as well as neighbourhood-scale schemes across Stuttgart; examples listed on its website include projects in Obertürkheim, Zuffenhausen and the Neckarpark.13 Samir M. Sidgi has been the company’s managing director since 2015.11 Its headquarters are at Augsburger Straße 696 in Stuttgart.5