below are just a few links of some manufacturers I recomend

Crusader publishing    http://www.crusaderpublishing.com

Crusader miniatures   http://www.crusaderminiatures.com

Vendel miniatures      http://www.vendelminiatures.co.uk

Kallistra Miniatures    http://www.kallistra.co.uk

QRF/ LKM                http://quickreactionforce.co.uk

Perry Miniatures        http://www.perry-miniatures.com

Wargames Illustrated  http://www.wargamesillustrated.net

Britannia Miniatures    http://www.britanniainkerman.com/brit/frontpage/siteintroindex.htm

Xyston Miniatures      http://www.xyston.com

Miniature designs studio  http://www.miniaturedesignstudio.co.uk