The CityZen asset consists of a 30,000 sqm office building and a smaller building offering around 8,000 sq m of rental space. Both buildings have been built with green certificates HQE, BREEAM and BBC. The building Cityzen A offers a spacious restaurant in the basement and a smaller restaurant on the top floor for the general management, a large auditorium, and a tropical garden.

Located north-west of Paris, the office submarket of Bois-Colombes benefits from links to the Paris city centre and the business area of La Défense via an immediate access to the train station of Becon Les Bruyères. The CityZen office buildings are located just a few kilometres from the Seine and comprised of two separate buildings, both are held by the company.