LemmeFind Comparison Search : Google - Yahoo - MSN
LemmeFind.com meta search engine offers comparison search service that allows you to view and compare Google, Yahoo and MSN results conveniently in the same browser.
http://www.lemmefind.com/compare/

Askinz - Meta search engine & Directory
Askinz Meta search engine and web directory uses Google API and its own directory database to bring you a superior search result
http://www.askinz.com

Velnet Search - UK Meta Search Engine
Velnet search UK meta search engine searches all top search engines and bring you result on one simplified result page.
http://www.velnetsearch.co.uk/