Red Zebra is a UK company doing a range of 1/48th, 135th and 1/24th resin models and accessories:
http://www.redzebramodels.co.uk/Some notable items are:
The Oniria "Kelly's Heroes" and "Cross of Iron" figures (see Oniria thread)
Stowage sets for a lot of the Airfix 1/48th stuff including Landrovers, Quad Bikes and Jackals (1/48th page)
A pair of useful generic 1/24th figures for civilian cars/trucks, with more to come (1/24th page)
Armature figures for those who fancy doing their own sculpting (Other Scales page)
EDIT: page links couldn't be made to work but they're easy enough to find from the home page