Architect RMJM beat Daniel Libeskind, Rem Koolhaas, Jean Nouvel, Herzog & De Meuron and Massimiliano Fuksas to win a £324m scheme to design a headquarters for gas giant Gazprom in St Petersburg, Russia.

The 396m-high development, which is more than 50m taller than the Eiffel Tower, has been criticised for its height and prominent riverside position.