Dogmeat is one of the nominees, you can create your bracket now and voting will start at September 7th.

http://www.gamespot.com/greatest-video-game-sidekick/vote/index.html?tag=content_nav%3Bsubnav%3Bfull+sidekick+list+vote

Posting this if anyone is interested.

I made dogmeat go to the finals but I let the Companion Cube win. Even dogmeat can't beat it.