The 501 Swanston Street Project consists of 6 new podium Levels adjoining the existing 501 Swanston Street Building. The floors of the existing tower that adjoin the new structure will also be refurbished as part of the works. Brookfield Multiplex will relocate their Melbourne corporate headquarters to the new building on completion and the other floors will be home to a new Maserati showroom and dealership, a new Lamborghini showroom and dealership & a new Audi showroom and dealership. Ellis Air Conditioning have also been engaged to replace the existing central plant serving the 501 Swanston Street Office Tower.