Shell Mex House

Shell Mex House is situated at number 80, Strand, London, UK. The current building was built in 1930-31 on the site of the Hotel Cecil and stands behind the original facade of the Hotel and between the Adelphi and the Savoy Hotel. Broadly Art Deco in style, it was designed by the architectural firm of Messrs Joseph, with F. Milton Cashmore responsible for most of the work.

More information on the Wikipedia page