Strata SE1 SE1 Londoners' fifth favourite tall building, behind 30 St Mary Axe (The Gherkin), The Shard, The Leadenhall Building (The Cheesegrater) and One Canada Square (Canary Wharf). Strata SE1 Strata SE1, nicknamed "Razor" or "Electric Razor", is a , 43-storey building at Elephant and Castle in the London Borough of Southwark in London. Designed by BFLS (formerly Hamiltons), it is one of the tallest residential buildings in London and more than 1,000 residents live in its 408 flats. Strata SE1 is located on the site of Castle House, an early 1960s six-storey office building, which was the first commercial premises at
St Mary Axe J. W. Wells. This is itself a reference to Gilbert and Sullivan's "The Sorcerer". In the song "My Name Is John Wellington Wells", the lyric renders his address as "Number Seventy Simmery Axe"; this reflects the fact that some Londoners pronounce the street's name as "S'M'ry Axe" rather than enunciating it fully. St Mary Axe St Mary Axe was a medieval parish in the City of London whose name survives as that of the street which formerly occupied it. The Church of St Mary Axe was demolished in 1561 and its parish united with that of St Andrew Undershaft, which