… visit http://logotournament.com/

There you can initiate a contest on a minimal, USD 250 price, and get logo proposals from around the globe. If you provide your feedback frequently, new proposals will refine your preferred ones, and the result is a logo you have always wanted.

It is recommended to set up contests finishing in the middle of the weekend since most designers play in their spare time. Also recommended to give feedback frequently to speed up the competition.