Grand City Properties S.A. primarily operates within the residential property market, with operations extending across Germany, the United Kingdom, and other international territories. The company's core business involves acquiring, managing, and leasing residential assets. Its property portfolio is extensively concentrated in various German areas, including North Rhine-Westphalia, Berlin, the metropolitan corridor encompassing Dresden, Leipzig, and Halle, northern German cities such as Bremen, Hamburg, and Hannover, as well as other significant urban hubs like Nuremberg, Munich, Mannheim, and Frankfurt. Additionally, the firm holds a substantial presence in London. Established in 2004, the company maintains its corporate headquarters in Luxembourg.