Fletch, try contacting Nigel Watson (he is on here too) he has a list of most the carriers that are working or under restoration within the UK.
i only know of a few carrier owners in the UK
Kevin Powles (Collector)
Nick Bullock (CMP and Carrier collector)
Barry Read (collector)
Shaun Hindle (Tramps in Armour / East England Military Museum)
Nigel Watson (author of the carrier books,
www.universalcarrierbook.co.uk)
sorry if i have missed anyone.... however all the above people are on this forum
Richard