TRANSMEDIA GATEWAY LTD Company number 03172120 · Monitor this company Dissolved Overview People 20 Documents Gazette Analysis Location Related Registered office AddressPENTAGON HOUSE 3RD FLOOR, 52-54 SOUTHWARK STREET, LONDON, SE1 1UN PostcodeSE1 1UN Companies at this postcode 102 Average house price in SE1 1UN £729,000 (2 sales) Map