Portman Estate was created in 1764.
Jo Portman was created in 2005.
Portman Group was created in 1989.
Mander Portman Woodward was created in 1973.
Portman Building Society was created in 1846.
Woolworth Estate was created in 1916.
Rawson Estate was created in 1860.
Finsbury Estate was created in 1968.
Oakes Estate was created in 1895.
Arden - estate - was created in 1909.
Shun On Estate was created in 1980.
Fortune Estate was created in 2001.
Carnell Estate was created in 1843.