Ixquick Metasearch http://ixquick.com

Lycos http://www.lycos.co.uk 

Mamma com http://www.mamma.com

Metacrawler http://www.metacrawler.com

Northern Light http://www.northernlight.com

UK Index http://www.ukindex.co.uk

Webcrawler http://www.webcrawler.com

Yahoo http://usa.yahoo.com