– the headquarters of the Government Communications Headquarters (GCHQ), the British signals intelligence and cybersecurity agency References External links Report on SIS' Vauxhall Cross building by the National Audit Office. 1994 in London Buildings and structures in the London Borough of Lambeth Buildings and structures on the River Thames Government buildings completed in 1994 Intelligence agency headquarters National government buildings in London Office buildings completed in 1994 Office buildings in London Organisation headquarters in the United Kingdom Postmodern architecture in the United Kingdom Secret Intelligence Service Terry Farrell buildings Vauxhall Ziggurat style modern architecture 1994 establishments in the United Kingdom