[Lumpold]

http://www.keltekbrewery.co.uk/
http://www.darkstarbrewing.co.uk/
http://www.brakspear-beers.co.uk/
http://www.beersofeurope.co.uk/

The first three will be useful as they're breweries, the last one is a good site for UK users to order beer!

I also like and use http://www.ratebeer.com/ and http://www.bottledbeer.co.uk/