Portcullis House was officially opened by Her Majesty the Queen in February 2001 providing offices for Members of Parliament and their staff, supplementing the limited space in the Palace of Westminster and surrounding buildings.
Why was Portcullis House built? Explore the early development of the building
Discover the unique energy-saving features of the building
Find out more about the striking architectural features of Portcullis House
Reference material for in depth research on the architecture of Portcullis House
Explore an exhibition of Gerald Scarfe political caricatures in Portcullis House.