Here is a TTF to EOT converter I found (Its online and free!)
http://www.kirsle.net/wizards/ttf2eot.cgi
There is also Microsoft's WEFT tool:
http://www.microsoft.com/typography/web/embedding/weft3/download.aspx
Hope this sorts your problem.
UPDATE:
http://www.freefontconverter.com/ - Every format you'll ever need.