[9] It has a global reach, now in 62 international cities, with offices in 14 of them,[2] operated on behalf of its owners, the Duke of Westminster and his family.

Its sectors include residential, office, retail, industrial, along with hotels.

Mary had inherited the manor of Ebury, 500 acres of land north of the Thames to the west of the City of London.

"[12] The Mayfair portion of the estate includes Peabody social housing around Brown Hart Gardens.

International expansion began in the 1950s, in Canada, and later in the United States, hence businesses in the Americas.