British Sub-Aqua Club
BSAC
BSAC forums
Diver magazine:
Divernet
Diver Forums
Manufacturers/retailers:
Apeks
Otter drysuits
Weezle undersuits
Uwatec computers
AP Valves (Buddy)
Divers Warehouse
Sub-Aqua Porducts
Divex
Dive Clubs/groups:
Yorkshire Divers
Crawley Divers
69 Divers
Taurus Diving