You are talking the talk so i assume you know these names but i am posting them anyway :). Everyone here also offers custom work also.

[Link: ntdesignsonline.com]
[Link: blackmancustoms.com]
http://www.guifx.com
http://www.customcodecrafters.com/

While you are here.. what sort of time frame are we talking about here? 48 hours? 2 weeks?