On 3 February 2017, the topping-out ceremony was held for the HORIZON high-rise building. On this occasion, die developer Projektentwicklung GmbH welcomed numerous high-calibre guests from politics, business and culture, among them Thomas Geisel, Lord Mayor of Düsseldorf, and Fabrice Megarbane, Managing Director of L’Oréal Deutschland. The future headquarters of L’Oréal Deutschland comprises 16 storeys and offers 22,000 m² of office space. Completion is scheduled for late 2017. The design of the building was created by the architecture firm HPP. IQ Real Estate serves as project manager.