The Head Office. Read the whole article for yourself.
It really looks like William McGrath told the UK public everything they needed to know when he made his cryptic statement to Chris Moore in 1992. From page 210 of The Kincora Scandal by Chris Moore.
“At this point he edged around me towards the shop ‘Fearing I would lose him, I said it was difficult to believe that all these people would suddenly decide to tell lies about him in some enormous conspiracy. He turned as he reached the shop door and said: ‘You know, there are wheels within wheels. ‘I asked what he meant by that statement. ‘This whole matter does not stop at Lisburn” He turned and entered the shop.”
Ezekiel 1:16 The appearance of the wheels and their work was like unto the colour of a beryl: and they four had one likeness: and their appearance and their work was as it were a wheel in the middle of a wheel.