The building Baxter is composed of a set of two buildings, totaling approximately 4,770 m ² of offices, 5,980 m ² of laboratories and non-completed offices, 710 m ² of technical premises for the laboratories, 1,550 m ² of buried warehouses and 400 car park spaces. It is located at the Boulevard of England, between the two access road of motorway, apart from the limits of the business park of Parc de l’Alliance in Braine-l'Alleud.