They're not a works entry, though. I believe Nissan is, but the Mercedes entry is (I believe) entirely backed by this woman on the right:Wow, didn't realize Mercedes joined V8 Supercars
![378557-2012-v8-mercedes-announcement.jpg](http://resources1.news.com.au/images/2012/09/19/1226477/378557-2012-v8-mercedes-announcement.jpg)
From what I understand, Mercedes themselves have nothing to do with them in an official capacity, but they're providing assistance/support where they can as far as development goes.