the plaque on the building says "Ashley House" and this page name should perhaps be used instead for the HQ from When to Die
Talk about it here.
The office had newspaper articles relating to Liz's past career at UNIT, as well as a photograph of Alistair Gordon Lethbridge-Stewart, on the wall. There were facilities in the building for assistant Lou Bayliss to make tea for herself and Liz. (HOMEVID: The Zero Imperative)