An elegant workspace blending modern high-end finishes with the charm of traditional features 75 Grosvenor Street is a Grade II listed building. It even has a roof terrace accessed through a James Bond-style sliding glass roof. Clients looking for a premium Mayfair offering are sure to love it. Set over 6 floors and 21,000 sq ft of office space , there is availability to accommodate requirements from 6-125 workstations.